Structures by: Selvanayagam S.

Total: 110

2,6-Diphenyl-3-(prop-2-en-1-yl)piperidin-4-one

C20H21NO

Manjula, V.Venkateswaramoorthi, R.Dharmaraja, J.Selvanayagam, S.

IUCrData (2020) 5, 4 x200526

a=16.7588(4)Å   b=23.4597(5)Å   c=8.7769(2)Å

α=90°   β=98.7710(10)°   γ=90°

4-[2-(1,3-Dioxoisoindolin-2-yl)-1,3-thiazol-4-yl]benzonitrile

C18H9N3O2S

Saravanan, K.Divakar, S.Elancheran, R.Kabilan, S.Selvanayagam, S.

IUCrData (2016) 1, 7 x161117

a=7.915(7)Å   b=12.1641(10)Å   c=17.255(14)Å

α=69.51(2)°   β=79.50(2)°   γ=82.93(3)°

2-[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]-2,3-dihydro-1<i>H</i>-isoindole-1,3-dione

C18H12N2O3S

Saravanan, K.Archana, K.Lakshmithendral, K.Kabilan, S.Selvanayagam, S.

IUCrData (2016) 1, 7 x161053

a=7.004(9)Å   b=14.054(17)Å   c=15.275(19)Å

α=90°   β=90.368(12)°   γ=90°

3-[({[bis(2-Cyanoethyl)carbamothioyl]disulfanyl}methanethioyl)(2-cyanoethyl)amino]propanenitrile

C14H16N6S4

Sonia, A. S.Baskaran, R.Selvanayagam, S.

IUCrData (2017) 2, 3

a=15.4313(7)Å   b=5.6117(2)Å   c=22.8702(12)Å

α=90°   β=108.713(2)°   γ=90°

2-Chloro-<i>N</i>-[4-(4-chlorophenyl)-1,3-thiazol-2-yl]acetamide

C11H8Cl2N2OS

Saravanan, K.Priya, K.Anand, S. Athavan AliasKabilan, S.Selvanayagam, S.

IUCrData (2016) 1, 6 x160903

a=5.0940(12)Å   b=14.738(3)Å   c=15.703(3)Å

α=90°   β=96.932(9)°   γ=90°

2-Chloro-<i>N</i>-(4-phenyl-1,3-thiazol-2-yl)acetamide

C11H9ClN2OS

Saravanan, K.Elancheran, R.Divakar, S.Kabilan, S.Selvanayagam, S.

IUCrData (2016) 1, 6 x160879

a=8.0406(9)Å   b=9.2313(14)Å   c=15.9898(17)Å

α=85.693(19)°   β=76.448(19)°   γ=87.082(19)°

4-Chloro-<i>N</i>-(isoquinolin-3-yl)butanamide

C13H13ClN2O

Loganathan, C.Ananad, S. Athavan AliasAlphonsa, A. TherasaKabilan, S.Selvanayagam, S.

IUCrData (2016) 1, 8 x161290

a=5.263(3)Å   b=9.782(5)Å   c=12.795(6)Å

α=78.591(9)°   β=80.188(7)°   γ=74.418(10)°

3-(4-Methoxyphenyl)-4-methyl-<i>N</i>-[4-(4-methylphenyl)-1,3-thiazol-2-yl]benzamide

C25H22N2O2S

Archana, K.Saravanan, K.Lakshmithendral, K.Kabilan, S.Selvanayagam, S.

IUCrData (2017) 2, 5 x170721

a=9.7840(10)Å   b=10.2910(10)Å   c=21.58(2)Å

α=90°   β=99.528(11)°   γ=90°

C22H28NO3,C6H2N3O7

C22H28NO3,C6H2N3O7

Amala, S.Rajarajan, G.Dhineshkumar, E.Arockia doss, M.Thanikachalam, V.Selvanayagam, S.Sridhar, B.

New Journal of Chemistry (2019) 43, 27 11003

a=22.0277(12)Å   b=13.4965(7)Å   c=21.8512(12)Å

α=90°   β=118.2720(10)°   γ=90°

3-Methoxy-4-{[5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl]methoxy}benzonitrile

C18H15N3O4

Lakshmithendral, K.Archana, K.Saravanan, K.Kabilan, S.Selvanayagam, S.

Acta Crystallographica Section E (2018) 74, 12 1919-1922

a=6.0847(14)Å   b=8.5048(19)Å   c=17.286(4)Å

α=102.668(7)°   β=90.646(6)°   γ=109.813(8)°

<i>N</i>-(4-{[5-(4-Chlorophenyl)-1,3,4-oxadiazol-2-yl]methoxy}phenyl)acetamide

C17H14ClN3O3

Lakshmithendral, K.Archana, K.Saravanan, K.Kabilan, S.Selvanayagam, S.

Acta Crystallographica Section E (2018) 74, 12 1919-1922

a=42.240(10)Å   b=10.233(3)Å   c=7.496(2)Å

α=90°   β=91.016(11)°   γ=90°

9-Butyl-3-(9-butyl-9<i>H</i>-carbazol-3-yl)-9<i>H</i>-carbazole

C32H32N2

Stalindurai, K.Ramalingan, C.Sridhar, B.Selvanayagam, S.

Acta Crystallographica Section E (2014) 70, 12 o1283-o1284

a=5.6184(4)Å   b=11.0946(7)Å   c=19.4673(13)Å

α=90°   β=95.9820(10)°   γ=90°

6a,6b,7,11a-Tetrahydro-6<i>H</i>,9<i>H</i>-spiro[chromeno[3',4':3,4]pyrrolo[1,2-<i>c</i>]thiazole-11,3'-indoline]-2',6-dione

C20H16N2O3S

Pangajavalli, S.Ranjithkumar, R.Srinivasan, N.Ramaswamy, S.Selvanayagam, S.

Acta Crystallographica Section E (2019) 75, 2 246-250

a=11.3058(9)Å   b=10.0905(8)Å   c=15.1957(12)Å

α=90°   β=101.0720(10)°   γ=90°

5'-Methyl-6a,6b,7,11a-tetrahydro-6<i>H</i>,9<i>H</i>-spiro[chromeno[3',4':3,4]pyrrolo[1,2-<i>c</i>]thiazole-11,3'-indoline]-2',6-dione

C21H18N2O3S

Pangajavalli, S.Ranjithkumar, R.Srinivasan, N.Ramaswamy, S.Selvanayagam, S.

Acta Crystallographica Section E (2019) 75, 2 246-250

a=8.3648(5)Å   b=9.7648(6)Å   c=11.9677(7)Å

α=112.6220(10)°   β=99.3880(10)°   γ=91.8850(10)°

2-[4(<i>E</i>)-2,6-Bis(4-chlorophenyl)-3-ethylpiperidin-4-ylidene]acetamide

C21H22Cl2N2O

Priya, K.Saravanan, K.Selvanayagam, S.Kabilan, S.

Acta Crystallographica Section E (2015) 71, 11 o832-o833

a=8.3293(2)Å   b=12.2924(3)Å   c=19.3226(4)Å

α=90°   β=90°   γ=90°

2-{2,4-Diphenyl-3-azabicyclo[3.3.1]nonan-9-ylidene}acetonitrile

C22H22N2

Priya, K.Saravanan, K.Kabilan, S.Selvanayagam, S.

Acta Crystallographica Section E (2015) 71, 10 o792-o793

a=7.9672(5)Å   b=8.3129(5)Å   c=13.6069(8)Å

α=89.607(4)°   β=81.886(4)°   γ=84.469(4)°

1-(2,4-Dimethylphenyl)urea

C9H12N2O

Jayalakshmi, L.Ramalingan, C.Sridhar, B.Selvanayagam, S.

Acta Crystallographica Section E (2015) 71, 1 o60-o61

a=14.631(4)Å   b=7.0633(19)Å   c=8.786(2)Å

α=90°   β=93.530(4)°   γ=90°

2'-[(2',4'-Difluorobiphenyl-4-yl)carbonyl]-1'-phenyl-1',2',5',6',7',7a'-hexahydrospiro[indole-3,3'-pyrrolizin]-2(1<i>H</i>)-one

C33H26F2N2O2

Fathimunnisa, M.Manikandan, H.Selvanayagam, S.Sridhar, B.

Acta Crystallographica Section E (2015) 71, 8 915-918

a=12.6019(13)Å   b=9.3128(10)Å   c=22.441(2)Å

α=90°   β=98.805(2)°   γ=90°

Methyl (2<i>Z</i>)-3-(4-chlorophenyl)-2-[(3-methyl-1<i>H</i>-indol-1-yl)methyl]prop-2-enoate

C20H18ClNO2

Selvanayagam, S.Sridhar, B.Kathiravan, S.Raghunathan, R.

Acta Crystallographica Section E (2015) 71, 6 720-722

a=9.5867(5)Å   b=15.9077(8)Å   c=10.8902(6)Å

α=90°   β=94.7870(10)°   γ=90°

2-[(1<i>E</i>)-({1-(3-Chlorophenyl)-2-[(<i>E</i>)-(2-hydroxybenzylidene)amino]propyl}imino)methyl]phenol

C23H21ClN2O2

Gayathri, A.Rajeswari, K.Vidhyasagar, T.Selvanayagam, S.

Acta crystallographica. Section E, Crystallographic communications (2017) 73, Pt 12 1878-1881

a=12.8126(7)Å   b=7.0224(3)Å   c=12.8169(6)Å

α=90°   β=117.207(3)°   γ=90°

2-[(1<i>E</i>)-({1-(4-Chlorophenyl)-2-[(<i>E</i>)-(2-hydroxybenzylidene)amino]propyl}imino)methyl]phenol

C23H21ClN2O2

Gayathri, A.Rajeswari, K.Vidhyasagar, T.Selvanayagam, S.

Acta crystallographica. Section E, Crystallographic communications (2017) 73, Pt 12 1878-1881

a=6.7923(2)Å   b=20.8261(8)Å   c=14.1744(6)Å

α=90°   β=92.435(2)°   γ=90°

3-[α-(4-Methoxyphenyl)-β-(4-chlorophenyl)vinyl]-2-methyl-1-phenylsulfonyl- 1H-indole

C30H24ClNO3S

G. UshaS. SelvanayagamD. VelmuruganK. RavikumarP. JaisankarP. C. Srinivasan

Acta Crystallographica Section E (2005) 61, 7 o2227-o2229

a=13.6402(9)Å   b=10.4097(6)Å   c=18.4430(11)Å

α=90.00°   β=99.7560(10)°   γ=90.00°

3-[α-(4-Methoxyphenyl)-β-phenylvinyl]-2-methyl-1-phenylsulfonyl-1H-indole

C30H25NO3S

G. UshaS. SelvanayagamD. VelmuruganK. RavikumarP. JaisankarP. C. Srinivasan

Acta Crystallographica Section E (2005) 61, 7 o2221-o2223

a=14.8973(11)Å   b=8.9581(7)Å   c=18.9941(14)Å

α=90.00°   β=97.6580(10)°   γ=90.00°

2-(2,5-Dimethylbenzyl)-3-phenylsulfanyl-1-phenylsulfonyl-1H-indole

C29H25NO2S2

G. UshaS. SelvanayagamD. VelmuruganK. RavikumarN. SureshbabuP. C. Srinivasan

Acta Crystallographica Section E (2005) 61, 7 o2224-o2226

a=10.8372(6)Å   b=17.2384(10)Å   c=12.7220(7)Å

α=90.00°   β=90.2690(10)°   γ=90.00°

2'-Benzoyl-1'-(4-chlorophenyl)-5',6',7',7a'-tetrahydrospiro[indan- 2,3'(2'H)-1H-pyrrolizidine]-1,3-dione

C28H22ClNO3

S. KalyanasundaramS. SelvanayagamD. VelmuruganK. RavikumarM. PoornachandranR. Raghunathan

Acta Crystallographica Section E (2005) 61, 7 o2158-o2160

a=8.2023(5)Å   b=11.7111(7)Å   c=25.4650(15)Å

α=102.1020(10)°   β=90.0140(10)°   γ=103.9490(10)°

[N,N'-Bis(1-{[2-oxido-4-(2-hydroxyethoxy)phenyl]methyl}ethylidene)ethane- 1,2-diamine]copper(II)

C22H26CuN2O6

G. UshaS. SelvanayagamD. VelmuruganK. RavikumarN. Senthil KumarA. RaghavanA. Sultan Nasar

Acta Crystallographica Section E (2004) 60, 12 m1772-m1774

a=11.8535(7)Å   b=8.6424(5)Å   c=21.0047(13)Å

α=90.00°   β=101.4510(10)°   γ=90.00°

3,3-Bis(1H-indol-3-yl)indolin-2-one

C24H17N3O

S. SelvanayagamMahesh S. ChandakD. VelmuruganK. RavikumarR. Raghunathan

Acta Crystallographica Section E (2005) 61, 10 o3122-o3123

a=24.0578(12)Å   b=10.2342(5)Å   c=18.1597(9)Å

α=90.00°   β=125.8610(10)°   γ=90.00°

4-[Bis(2-methyl-1H-indol-3-yl)methyl]-1-(4-methoxyphenyl)-3-phenylazetidin- 2-one

C35H31N3O2

S. SelvanayagamD. VelmuruganK. RavikumarB. SridharE. Ramesh

Acta Crystallographica Section E (2005) 61, 10 o3386-o3388

a=11.9751(7)Å   b=13.4815(8)Å   c=17.2114(11)Å

α=90.00°   β=91.9780(10)°   γ=90.00°

1'-nitro-2'-phenyl-2',3',4',5',6',7'-hexahydro-1H-indole- 3-spiro-3'-1'H-pyrrolizin-2(3H)-one

C20H19N3O3

G. UshaS. SelvanayagamD. VelmuruganK. RavikumarM. Poornachandran

Acta Crystallographica Section E (2005) 61, 10 o3312-o3314

a=23.8981(15)Å   b=7.5886(4)Å   c=19.1370(10)Å

α=90.00°   β=102.941(2)°   γ=90.00°

2,6-Bis(N,N'-benzotriazol-1-ylmethyl)pyridine

C19H15N7

Selvanayagam, S.Rajakannan, V.Velmurugan, D.Dhanasekaran, M.Rajakumar, P.Moon, Jib-Kim

Acta Crystallographica Section E (2002) 58, 11 o1190-o1192

a=14.5526(12)Å   b=7.9438(9)Å   c=14.2666(8)Å

α=90.00°   β=93.480(6)°   γ=90.00°

2-methoxybenzaldehyde thiosemicarbazone

C9H11N3OS

S. SelvanayagamM. YogavelV. RajakannanD. VelmuruganS. Shanmuga Sundara RajHoong-Kun Fun

Acta Crystallographica Section E (2002) 58, 12 o1336-o1338

a=13.5826(2)Å   b=10.6063(2)Å   c=14.3260(3)Å

α=90.00°   β=90.00°   γ=90.00°

2-Methoxy-4-acetamido-5-(3'-phenylthio indol-2-oyl)benzoic acid

C25H20N2O5S

V. RajakannanS. SelvanayagamM. YogavelL. GovindasamyD. VelmuruganS. Shanmuga Sundara RajH.-K. FunP.C. Srinivasan

Acta Crystallographica Section E (2003) 59, 5 o718-o720

a=10.8499(2)Å   b=10.5171(2)Å   c=19.0168(3)Å

α=90.00°   β=92.1040(10)°   γ=90.00°

5,5'-dimethyl-2-(4-methylphenylaminocarbomethyl)-1,3-cyclohexanedione

C17H21NO3

S. SelvanayagamM. YogavelV. RajakannanD. VelmuruganS. Shanmuga Sundara RajHoong-Kun Fun

Acta Crystallographica Section E (2003) 59, 3 o261-o262

a=10.12390(10)Å   b=5.83660(10)Å   c=26.91760(10)Å

α=90.00°   β=97.4030(10)°   γ=90.00°

1,4-Bis{2-hydroxy-3-[N-(2-hydroxyethyl)imino]-5-methylbenzyl}piperazine

C26H36N4O4

M. YogavelS. SelvanayagamD. VelmuruganS. Shanmuga Sundara RajHoong-Kun FunM. MarappanM. Kandaswamy

Acta Crystallographica Section E (2003) 59, 1 o83-o85

a=9.7575(2)Å   b=13.8091(3)Å   c=18.42700(10)Å

α=90.00°   β=99.9640(10)°   γ=90.00°

Phyllanthin from the plant phyllanthus amarus

C24H34O6

V. RajakannanM. S. SripathiS. SelvanayagamD. VelmuruganUma. D. MurthyM. VishwasS. P. ThyagarajanS. Shanmuga Sundara RajHoong-Kun Fun

Acta Crystallographica Section E (2003) 59, 2 o203-o205

a=22.6091(7)Å   b=5.3506(2)Å   c=11.0871(4)Å

α=90.00°   β=117.3280(10)°   γ=90.00°

Spiro- [2 -3'] oxindole - spiro -[3- 3"] oxindole - 4[p-methyl benzydy] pyrolidizine.

C29H25N3O3

P.R.SeshadriS.SelvanayagamD.Velmurugan K.RavikumarA.R.Sureshbabu R.Raghunathan

Acta Crystallographica Section E (2003) 59, 10 o1458-o1460

a=9.7632(6)Å   b=10.3841(7)Å   c=11.6874(8)Å

α=99.7350(10)°   β=96.4800(10)°   γ=98.8920(10)°

2'-Benzoyl-1',2,2',3,4',5',6',6a'-octahydro-1H-indan-2-spiro-3'- (3'H-pyrrolizine)-1'-spiro-3''-1H-indoline-1,2'',3-trione

C29H22N2O4

P. R. SeshadriS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2003) 59, 10 o1559-o1561

a=13.1419(10)Å   b=12.5844(9)Å   c=14.0110(11)Å

α=90.00°   β=100.601(2)°   γ=90.00°

2'-(p-Methoxybenzoyl)-1',2,2',3,5',6',7',7a'-octahydro-1H-indan-2-spiro-3'- (3'H-pyrrolizine)-1'-spiro-3''-1H-indoline-1,2'',3-trione

C30H24N2O5

P. R. SeshadriS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2003) 59, 11 o1783-o1785

a=11.4931(8)Å   b=13.6374(9)Å   c=15.5377(10)Å

α=90.00°   β=96.3510(10)°   γ=90.00°

C23H24N2O3

C23H24N2O3

Govind, M. M.Selvanayagam, S.Velmurugan, D.Ravikumar, K.Sridhar, GowriRaghunathan, R.

Acta Crystallographica, Section E: Structure Reports Online (2003) 59, 10 o1438-o1440

a=6.3317(5)Å   b=11.5470(8)Å   c=14.1402(10)Å

α=72.2400(10)°   β=77.3660(10)°   γ=77.7730(10)°

C-halogen...π interaction: 4-Chloro-2-(9-ethylcarbazol-3-yl)quinoline-1(2H)- carbaldehyde.

C24H19ClN2O

P.G.AravindanS.SelvanayagamD.VelmuruganK.RavikumarN.NagarajanP.T.Perumal

Acta Crystallographica Section E (2003) 59, 10 o1564-o1566

a=9.4147(8)Å   b=9.6714(8)Å   c=11.1245(9)Å

α=85.3360(10)°   β=70.2350(10)°   γ=84.351(2)°

C31H28N2O3

C31H28N2O3

M.M.GovindS.SelvanayagamD.Velmurugan K.RavikumarGowri Sridhar R.Raghunathan

Acta Crystallographica Section E (2003) 59, 11 o1680-o1681

a=14.3186(11)Å   b=9.6801(7)Å   c=17.9616(13)Å

α=90.00°   β=91.1900(10)°   γ=90.00°

1,2,3,4-Tetrahydro-4'-furfuryl-1'-methylnaphthene-2-spiro-3'-pyrrolidine-2'- spiro-1''-acenaphthene-1,2''-dione

C29H23NO3

M. M. GovindS. SelvanayagamD. VelmuruganK. RavikumarR. Rathna DurgaR. Raghunathan

Acta Crystallographica Section E (2003) 59, 12 o1875-o1877

a=11.9109(7)Å   b=11.3292(7)Å   c=17.3573(10)Å

α=90.00°   β=103.9930(10)°   γ=90.00°

5''-Benzylidene-1'-methyl-4'-phenylindole-3-spiro-2'-pyrrolidine-3'-spiro-3''- piperidine-2(3H),4''-dione

C30H29N3O2

M. M. GovindS. SelvanayagamD. VelmuruganK. RavikumarGowri SridharR. Raghunathan

Acta Crystallographica Section E (2003) 59, 12 o1878-o1880

a=10.6889(7)Å   b=18.9025(12)Å   c=12.5270(8)Å

α=90.00°   β=95.2830(10)°   γ=90.00°

4'-(4-Methoxybenzoyl)-1'-methyl-acenaphthene-1-spiro-2'-pyrrolidine- 3'-spiro-3''-1H-indole-2,2''(1H,3''H)-dione hemihydrate

C31H24N2O4,0.5H2O

M. M. GovindS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2004) 60, 6 o1003-o1005

a=25.647(2)Å   b=10.0538(9)Å   c=21.0859(18)Å

α=90.00°   β=111.933(2)°   γ=90.00°

Ethyl 2,2''-dioxo-2,3,5,6,7,7a-hexahydroacenaphthene- 1-spiro-3'-1'H-pyrrolizine-2'spiro-1''-acenaphthene-1-carboxylate

C32H25NO4

G. UshaS. SelvanayagamD. VelmuruganK. RavikumarR. Rathna DurgaR. Raghunathan

Acta Crystallographica Section E (2005) 61, 7 o2267-o2269

a=14.8348(12)Å   b=11.1902(9)Å   c=16.0909(13)Å

α=90.00°   β=112.4790(10)°   γ=90.00°

Methyl 11,2,3,3a-5a-hydroxy-1-methyl-10-oxo-4-phenyl 10H-indeno[1,2-b]furo[3,4-b]pyrrole-3a-carboxylate

C22H21NO5

S. SelvanayagamAnju JoyD. VelmuruganK. RavikumarR. Raghunathan

Acta Crystallographica Section E (2005) 61, 10 o3383-o3385

a=8.6216(5)Å   b=10.3055(6)Å   c=11.7758(6)Å

α=79.4620(10)°   β=79.3770(10)°   γ=68.8760(10)°

8a,13b-cis-8,8,13-Trimethyl-11-phenyl-8,8a,9,13b- tetrahydropyrazolo[3'',4''-b']thiapyrano[5',4':3,4]pyrano[5,6-c]coumarin

C25H22N2O3S

S. SelvanayagamD. VelmuruganK. RavikumarS. Narasinga RaoJ. JayashankaranR. Rathna DurgaR. Raghunathan

Acta Crystallographica Section E (2004) 60, 11 o2155-o2156

a=10.1017(11)Å   b=10.2760(12)Å   c=20.187(2)Å

α=90.00°   β=95.278(2)°   γ=90.00°

3'-(2-Chlorophenyl)-1'-methyl-4'nitrospiro[indan-2, 2'-pyrrolidine]-1,3-dione

C19H15ClN2O4

S. SelvanayagamD. VelmuruganK. RavikumarS. Narasinga RaoM. PoornachandranR. Raghunathan

Acta Crystallographica Section E (2004) 60, 11 o2157-o2159

a=13.0966(12)Å   b=8.6225(8)Å   c=15.7306(14)Å

α=90.00°   β=100.0450(10)°   γ=90.00°

1,2-Bis(2,4-dinitrophenoxy)ethane

C14H10N4O10

P. G. AravindanS. SelvanayagamD. VelmuruganK. RavikumarS. SaravananP. C. Srinivasan

Acta Crystallographica Section E (2004) 60, 11 o2056-o2058

a=6.88760(10)Å   b=13.92890(10)Å   c=16.5396(5)Å

α=90.00°   β=95.146(3)°   γ=90.00°

4'-methoxy-4-methoxycarbonyl-2,6-dinitrostilbene

C17H14N2O7

P. G. AravindanS. SelvanayagamD. VelmuruganK. RavikumarS. SaravananP. C. Srinivasan

Acta Crystallographica Section E (2004) 60, 11 o2053-o2055

a=12.0496(8)Å   b=7.0295(5)Å   c=19.8296(13)Å

α=90.00°   β=100.8560(10)°   γ=90.00°

1,2,3,4,4a,12a-Hexahydro-2,5,5-trimethyl-1-H-[2]benzopyrano[3,2-c]coumarin

C19H22O3

R. KrishnaS. SelvanayagamM. YogavelD. VelmuruganM. ShanmugasundaramR. RaghunathanS. Shanmuga Sundara RajH.-K. Fun

Acta Crystallographica Section E (2003) 59, 6 o808-o809

a=8.8291(4)Å   b=9.8819(4)Å   c=18.2053(8)Å

α=90.00°   β=90.00°   γ=90.00°

[6a,16b]-cis-7,7-Dimethyl-6,6a,7,16b- tetrahydrochromeno[4,3':3,4]pyrano[3,2-c]-α-naphthocoumarin

C25H20O4

R. KrishnaS. SelvanayagamM. YogavelD. VelmuruganS. Manikandan

Acta Crystallographica Section E (2003) 59, 5 o667-o669

a=12.1720(10)Å   b=9.1400(10)Å   c=18.0810(10)Å

α=90.00°   β=106.580(10)°   γ=90.00°

N-Butyl-N-o-tolyl-benzenesulfonamide

C17H21NO2S

G. UshaS. SelvanayagamD. VelmuruganK. RavikumarP. JaisankarP. C. Srinivasan

Acta Crystallographica Section E (2005) 61, 6 o1916-o1918

a=9.2614(9)Å   b=18.4306(19)Å   c=9.8602(10)Å

α=90.00°   β=99.382(2)°   γ=90.00°

8,12-Dioxa-1,7,10(1,2)-tribenzenacyclododecaphane-2,5-dien-4-one

C25H20O3

V. VinodhkumarS. SelvanayagamD. VelmuruganK. RavikumarM. PoornachandranR. Raghunathan

Acta Crystallographica Section E (2005) 61, 6 o1839-o1841

a=7.7602(11)Å   b=9.8884(14)Å   c=13.965(2)Å

α=108.074(2)°   β=94.933(2)°   γ=109.974(2)°

4'-(4-Methoxyphenyl)-1-methylchroman-3-spiro-3'-pyrrolidine-2'-spiro-2''- indan-4,1'',3''-trione

C28H23NO4

S. SelvanayagamD. VelmuruganK. RavikumarJ. JayashankaranR. Raghunathan

Acta Crystallographica Section E (2005) 61, 6 o1582-o1584

a=8.0652(6)Å   b=8.2977(6)Å   c=18.4090(13)Å

α=80.0570(10)°   β=84.7960(10)°   γ=69.7540(10)°

7'-(4-Methoxyphenyl)-chroman-3-spiro-6'-hexahydro-1H-pyrrolo[1,2-c]thiazole- 5'-spiro-3''-1''H-indole-4,2''(3''H)-dione

C28H24N2O4S

S. SelvanayagamJasmin PaulD. VelmuruganK. RavikumarR. Rathna DurgaR. Raghunathan

Acta Crystallographica Section E (2005) 61, 6 o1585-o1587

a=9.5561(6)Å   b=16.1035(11)Å   c=15.2631(10)Å

α=90.00°   β=91.213(10)°   γ=90.00°

Methyl 2-(1H-indol-3-ylmethyl)-1,2,3,3a,4,11c- hexahydronaphtho[2',1':2,3]pyrano[4,5-b]pyrrole-2-carboxylate

C26H24N2O3

S. KarthickS. SelvanayagamD. VelmuruganK. RavikumarM. ArumugamR. Raghunathan

Acta Crystallographica Section E (2005) 61, 6 o1780-o1782

a=8.7481(8)Å   b=19.0068(18)Å   c=12.4940(12)Å

α=90.00°   β=95.891(2)°   γ=90.00°

4'-(4-Methoxyphenyl)-1'-methyl-9H-fluorene-9-spiro-3'-pyrrolidine-2'-spiro- 2''-indane-1'',3''-dione

C32H25NO3

A. SubbiahpandiS. SelvanayagamD. VelmuruganK. RavikumarJ. JayashankaranR. Raghunathan

Acta Crystallographica Section E (2005) 61, 9 o3059-o3060

a=8.6501(8)Å   b=25.738(2)Å   c=10.9358(10)Å

α=90.00°   β=97.901(2)°   γ=90.00°

3,3,6,6-Tetramethyl-9-(2-oxo-1,2-dihydroquinolin-3-yl)- 1,2,3,4,5,6,7,8-octahydro-9H-xanthene-1,8-dione

C26H27NO4

S. SelvanayagamJasmin PaulD. VelmuruganK. RavikumarR. Rathna Durga

Acta Crystallographica Section E (2005) 61, 11 o3701-o3703

a=22.2713(12)Å   b=11.9162(6)Å   c=17.2698(9)Å

α=90.00°   β=90.00°   γ=90.00°

1'-(4-Methoxybenzoyl)acenaphthene-1-spiro-3'-pyrrolizidine-2'-spiro-3''- 1H-indole-2,2''(1H,3''H)-dione

C33H26N2O4

M. M. GovindS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2004) 60, 5 o873-o875

a=10.2215(11)Å   b=10.6228(12)Å   c=12.3584(13)Å

α=104.178(2)°   β=97.238(2)°   γ=91.499(2)°

41'-Methyl-4'-(3,4,5-trimethoxyphenyl)dispiro[indene-2,3'-pyrrolidine- 2',3''-indole]-1,2'',3(1''H)-trione

C29H26N2O6

P. R. SeshadriS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuK. ParthasarathyR. Raghunathan

Acta Crystallographica Section E (2004) 60, 4 o553-o555

a=10.3884(7)Å   b=23.2621(14)Å   c=11.1685(7)Å

α=90.00°   β=108.6330(10)°   γ=90.00°

1-N-methyl-spiro [2-2']-acenaphthen-1'-one-spiro-[3-2"] indan-1",3"-dione- 4-phenyl pyrrolidine

C30H21NO3

M. M. GovindS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2004) 60, 4 o547-o549

a=7.9022(7)Å   b=11.9197(10)Å   c=12.0382(10)Å

α=84.444(2)°   β=84.649(2)°   γ=84.176(2)°

5,7-Dibromo-4'-(4-bromobenzoyl)-1'-methyl-1H-indole-3-spiro-2'-pyrrolidine- 3'-spiro-3''-1H-indole-2,2''(3H,3''H)-dione methanol solvate

C26H18Br3N3O3,CH4O

P. R. SeshadriS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2004) 60, 5 o870-o872

a=46.242(4)Å   b=7.7993(6)Å   c=15.3204(12)Å

α=90.00°   β=98.958(2)°   γ=90.00°

1-(p-Bromophenyl)-5-tosylperhydropyrrolo[3,4-b]pyrrole

C19H21BrN2O2S

S. SelvanayagamD. VelmuruganK. RavikumarM. PoornachandranR. Raghunathan

Acta Crystallographica Section E (2005) 61, 8 o2493-o2495

a=17.7114(13)Å   b=7.8569(6)Å   c=14.3048(10)Å

α=90.00°   β=110.5890(10)°   γ=90.00°

Benzyl 3,5-bis(1H-benzotriazol-1-ylmethyl)phenyl ether

C27H22N6O

S. SelvanayagamD. VelmuruganK. RavikumarM. DhanasekaranP. Rajakumar

Acta Crystallographica Section E (2004) 60, 11 o2165-o2167

a=8.5494(9)Å   b=9.5609(10)Å   c=27.627(3)Å

α=90.00°   β=98.780(2)°   γ=90.00°

5''-Benzylidene-1',1''-dimethyl-4'-phenyl-acenapthene-2-spiro-2'- pyrrolidine-3'-spiro-3''-piperidine-1,4''-dione

C34H30N2O2

P. G. AravindanS. SelvanayagamD. VelmuruganK. RavikumarGowri SridharR. Raghunathan

Acta Crystallographica Section E (2004) 60, 11 o2149-o2151

a=16.66090(10)Å   b=10.4558(9)Å   c=17.4457(2)Å

α=90.00°   β=116.5890(10)°   γ=90.00°

1'-Methyl-4'-phenyl-9H-fluorene-9-spiro-3'-pyrrolidine-2'-spiro-3''- 1H-indol-2''(3''H)-one

C30H24N2O

P.G.AravindanS.SelvanayagamD.VelmuruganK.RavikumarJ. JayashankaranR.Raghunathan

Acta Crystallographica Section E (2004) 60, 11 o2152-o2154

a=18.17520(10)Å   b=13.6193(9)Å   c=18.48700(10)Å

α=90.00°   β=90.00°   γ=90.00°

2'-(4-Bromobenzoyl)acenaphthene-1-spiro-3'-pyrrolizidine-1'-spiro-3''- indole-2,2''(1H,3''H)-dione monohydrate

C32H23BrN2O3,H2O

Govind, M. M.Selvanayagam, S.Velmurugan, D.Ravikumar, K.Suresh Babu, A. R.Raghunathan, R.

Acta Crystallographica Section E (2004) 60, 4 o604-o606

a=9.4878(8)Å   b=22.4857(18)Å   c=12.6805(10)Å

α=90.00°   β=101.500(2)°   γ=90.00°

5,7-Dibromo-1'-methyl-2'-(4-methoxybenzoyl)-1H-indole-3-spiro-2'-pyrrolidine- 3'-spiro-3''-1H-indole-2,2''(3H,3''H)-dione methanol solvate

C27H21Br2N3O4,CH4O

P.R.SeshadriS.SelvanayagamD.Velmurugan K.RavikumarA.R.Sureshbabu R.Raghunathan

Acta Crystallographica Section E (2004) 60, 4 o550-o552

a=23.285(2)Å   b=7.8966(7)Å   c=15.1669(14)Å

α=90.00°   β=96.979(2)°   γ=90.00°

3'-Nitro-4'-(4-methylphenyl)spiro[1H-indole-3,2'-pyrrolidin]-2-one

C19H19N3O3

S. SelvanayagamP. RathisuganyaB. ShaherinD. VelmuruganK. RavikumarM. Poornachandran

Acta Crystallographica Section E (2005) 61, 11 o3693-o3695

a=9.8697(8)Å   b=16.4460(14)Å   c=21.4643(18)Å

α=90.00°   β=90.00°   γ=90.00°

4-[3-Benzoyl-4-(4-chlorophenyl)-1-methylpyrrolidin-2-yl]-1-(4-methoxyphenyl)- 3-phenylazetidine-2-one

C34H31ClN2O3

S. SelvanayagamD. VelmuruganK. RavikumarE. Ramesh

Acta Crystallographica Section E (2005) 61, 11 o3696-o3698

a=11.3180(8)Å   b=11.6376(8)Å   c=23.0980(16)Å

α=90.00°   β=103.0000(10)°   γ=90.00°

34,35-Dimethyl-13,20-dioxa-10,23-diaza-3,30- dithiapentacyclo[30.4.0.0^4,9^.0^14,19^.0^24,29^]hexatriconta- 1(36),4,6,8,14,16,18,24,26,28,32,34-dodecane-11,22-dione

C32H30N2O4S2

Sundari BhaskaranS. SelvanayagamV. RajakannanD. VelmuruganK. RavikumarA. Mohammed Abdul RasheedP. Rajakumar

Acta Crystallographica Section E (2003) 59, 9 o1304-o1306

a=8.5860(7)Å   b=12.9090(10)Å   c=14.7552(11)Å

α=65.0650(10)°   β=84.7010(10)°   γ=76.5220(10)°

3-Chloro-3-(9-ethyl-6-methyl-9H-carbazol-3-yl)propenal

C18H16ClNO

Aravindan, P. G.Selvanayagam, S.Yogavel, M.Velmurugan, D.Ravikumar, K.Nagarajan, N.Perumal, P. T.

Acta Crystallographica Section E (2003) 59, 9 o1432-o1434

a=7.3191(7)Å   b=8.9264(9)Å   c=12.2024(12)Å

α=105.247(2)°   β=91.771(2)°   γ=104.378(2)°

1-Methyl-4'-(3-nitrophenyl)-1H-indole-3-spiro-2'-pyrrolidine-3'- spiro-2''-indan-2,1'',3''-trione

C26H19N3O5

P.R.SeshadriS.SelvanayagamD.Velmurugan K.RavikumarA.R.Sureshbabu R.Raghunathan

Acta Crystallographica Section E (2003) 59, 12 o2025-o2027

a=7.7610(6)Å   b=11.6696(10)Å   c=11.9952(9)Å

α=93.392(2)°   β=91.0920(10)°   γ=93.6600(10)°

N-(4a-Morpholino-2,3,4,4a,9,9a-hexahydro-1H-xanthen-9-yl)phenylamine

C23H28N2O2

Sundari BhaskaranS. SelvanayagamD. VelmuruganK. RavikumarM. AnniyappanD. MuralidharanP. T. Perumal

Acta Crystallographica Section E (2003) 59, 9 o1301-o1303

a=9.6452(7)Å   b=10.1247(8)Å   c=11.1168(9)Å

α=81.3590(10)°   β=80.1650(10)°   γ=64.9200(10)°

2'-p-Chlorobenzoyl-1',2, 2',3,4',5',6',6a'-octahydro-1H-indan-2-spiro-3'- (3'H-pyrrolizine)-1'-spiro-3"-1H-indoline-1, 2",3-trione.

C29H21ClN2O4

P. R. SeshadriS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2004) 60, 1 o126-o128

a=8.0057(6)Å   b=11.7864(9)Å   c=13.6991(11)Å

α=109.1640(10)°   β=102.1900(10)°   γ=96.4840(10)°

Furodysinin lactone

C15H20O3

K. RavikumarS. SelvanayagamT. Venkateshwar GoudP. KrishnaiahY. Venkateswarlu

Acta Crystallographica Section E (2004) 60, 1 o139-o141

a=7.1736(7)Å   b=8.7391(9)Å   c=21.301(2)Å

α=90.00°   β=90.00°   γ=90.00°

2-Benzoyl-3-cyclohexyl-4-(p-methoxyphenyl)-5-phenylpyrrolidine-3-spiro- 3'-chroman-4'-one

C38H37NO4

G. UshaS. SelvanayagamM. YogavelD. VelmuruganA. AmalrajR. RaghunathanS. Shanmuga Sundara RajH.-K. Fun

Acta Crystallographica Section E (2003) 59, 10 o1572-o1574

a=11.8945(3)Å   b=19.2698(4)Å   c=27.0279(6)Å

α=90.00°   β=90.00°   γ=90.00°

1-N-methyl-Spiro-[2 -3'] oxindole-spiro-[3-2"] indan-1",3"dione 4-[2"'- chlorophenyl] pyrrolidine

C26H19ClN2O3

P. R. SeshadriS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2004) 60, 1 o51-o53

a=7.8394(6)Å   b=11.6760(9)Å   c=11.8628(10)Å

α=85.6570(10)°   β=89.7520(10)°   γ=83.726(2)°

1-Benzoyl-acenaphthylene-1-spiro-3'-pyrrolizidine-2'-spiro-3''- 1H-indole-2,2''(1H,3''H)-dione

C32H23ClN2O3

M. M. GovindS. SelvanayagamD. VelmuruganK. RavikumarA. R. SureshbabuR. Raghunathan

Acta Crystallographica Section E (2004) 60, 1 o57-o59

a=11.5085(9)Å   b=9.5986(8)Å   c=23.0306(18)Å

α=90.00°   β=91.2320(10)°   γ=90.00°

1'-Methyl-2''-phenylcyclohexane-1-spiro-4'-[acenapthene-1-spiro-2'- pyrrolidine-3'-spiro-4''-[1,3]oxazole]-2,5''-dione

C29H26N2O3

S. SelvanayagamD. VelmuruganK. RavikumarJ. JayashankaranR. Rathna DurgaR. Raghunathan

Acta Crystallographica Section E (2004) 60, 12 o2216-o2218

a=9.8626(8)Å   b=10.4697(9)Å   c=12.5629(11)Å

α=114.0490(10)°   β=103.9460(10)°   γ=92.633(2)°

1-Vinyl-1H-indole-3-carbaldehyde

C11H9NO

Selvanayagam, S.Sridhar, B.Ravikumar, K.Kathiravan, S.Raghunathan, R.

Acta Crystallographica Section E (2008) 64, 6 o1163

a=8.3200(5)Å   b=8.1490(5)Å   c=13.1620(7)Å

α=90.00°   β=99.9520(10)°   γ=90.00°

3'-Nitro-4'-phenylspiro[1H-indole-3,2'-pyrrolidin]-2-one

C18H17N3O3

S. SelvanayagamD. VelmuruganK. RavikumarM. PoornachandranR. Raghunathan

Acta Crystallographica Section E (2006) 62, 11 o5072-o5074

a=11.8937(13)Å   b=7.9224(9)Å   c=17.5571(19)Å

α=90.00°   β=97.299(2)°   γ=90.00°

1'-Methyl-4'-phenylindan-2-spiro-2'-pyrrolidine-3'-spiro-1''-cyclooctane- 1,3,2''-trione

C26H27NO3

S. SelvanayagamM. N. DeviD. VelmuruganK. RavikumarM. Poornachandran

Acta Crystallographica Section E (2006) 62, 12 o5551-o5553

a=14.3552(8)Å   b=9.9061(6)Å   c=15.9692(9)Å

α=90.00°   β=113.7000(10)°   γ=90.00°

1'-Methyl-3',5''-diphenyl-5'',6'',7'',8'',9'',10'',11''1H-indole-3-spiro- 2'-pyrrolidine-4'-spiro-2''-cycloocteno[1,2-d]thiazolo[3,2-a]pyrimidine- 2,3''-dione

C35H34N4O2S

S. SelvanayagamB. PriyalakshmiD. VelmuruganK. RavikumarM. Poornachandran

Acta Crystallographica Section E (2006) 62, 12 o5554-o5556

a=10.6368(8)Å   b=12.1783(9)Å   c=13.1467(10)Å

α=95.2590(10)°   β=109.1330(10)°   γ=108.6040(10)°

Erlotinib hydrochloride

C22H24N3O4,Cl

Selvanayagam, S.Sridhar, B.Ravikumar, K.

Acta Crystallographica Section E (2008) 64, 5 o931

a=14.5351(15)Å   b=18.4863(19)Å   c=8.1222(8)Å

α=90.00°   β=102.966(2)°   γ=90.00°

Darifenacin hydrobromide

C28H31N2O2,Br

Selvanayagam, S.Sridhar, B.Ravikumar, K.

Acta Crystallographica Section E (2009) 65, 6 o1286

a=10.2632(7)Å   b=10.9525(8)Å   c=21.7459(16)Å

α=90.00°   β=90.00°   γ=90.00°

Methyl 4-phenyl-1,2,3,3a,4,4a,5,12c- octahydronaphtho[1',2':3,2]furo[5,4-<i>b</i>]pyrrolizine-4a-carboxylate

C26H25NO3

Selvanayagam, S.Sridhar, B.Ravikumar, K.Kathiravan, S.Raghunathan, R.

Acta Crystallographica Section E (2010) 66, 6 o1345

a=15.0117(12)Å   b=13.3421(11)Å   c=20.0242(16)Å

α=90.00°   β=90.00°   γ=90.00°

Methyl 3-[(1<i>H</i>-benzimidazol-1-yl)methyl]-1-methyl-4-(4-methylphenyl)-2'- oxopyrrolidine-2-spiro-3'-1-benzimidazole-3-carboxylate

C29H28N4O3

Selvanayagam, S.Sridhar, B.Ravikumar, K.Kathiravan, S.Raghunathan, R.

Acta Crystallographica Section E (2010) 66, 10 o2508-o2509

a=9.7605(5)Å   b=11.2823(6)Å   c=12.2333(7)Å

α=79.9600(10)°   β=69.5390(10)°   γ=85.3580(10)°

1'-Methyl-4'-(1-naphthyl)-1'',2'',3'',4''-tetrahydroindane-2-spiro-2'- pyrrolidine-3'-spiro-2''-naphthalene-1,3,1''-trione

C32H25NO3

Selvanayagam, S.Sridhar, B.Ravikumar, K.Saravanan, P.Raghunathan, R.

Acta Crystallographica Section E (2011) 67, 3 o629

a=10.8442(9)Å   b=11.4310(10)Å   c=19.2701(16)Å

α=90.00°   β=90.00°   γ=90.00°

Methyl 2-(2,2,4-trimethyl-6-tosylperhydro-1,3- dioxino[5,4-<i>c</i>]pyridin-5-yl)acetate

C20H29NO6S

Selvanayagam, S.Sridhar, B.Ravikumar, K.Kathiravan, S.Raghunathan, R.

Acta Crystallographica Section E (2009) 65, 5 o1091

a=8.2379(16)Å   b=18.039(4)Å   c=28.844(6)Å

α=90.00°   β=90.00°   γ=90.00°

Methyl 4-(4-chlorophenyl)-3,3a,4,4a,5,12c-hexahydro-2- thianaphtho[1',2':3,2]furo[5,4-<i>b</i>]pyrrolizine-4a-carboxylate

C25H22ClNO3S

Selvanayagam, S.Sridhar, B.Ravikumar, K.Kathiravan, S.Raghunathan, R.

Acta Crystallographica Section E (2010) 66, 8 o2098

a=8.0740(6)Å   b=12.1109(8)Å   c=22.1813(15)Å

α=90.00°   β=90.00°   γ=90.00°

1',1''-Dimethyl-4'-(naphthalen-1-yl)-1,2,3,4-tetrahydronaphthalene- 2-spiro-3'-pyrrolidine-2'-spiro-3''-indoline-1,2''-dione

C32H28N2O2

Selvanayagam, S.Ravikumar, K.Saravanan, P.Raghunathan, R.

Acta Crystallographica Section E (2011) 67, 4 o751

a=8.7529(8)Å   b=18.0411(16)Å   c=15.4489(13)Å

α=90.00°   β=98.181(2)°   γ=90.00°

1''-Benzyl-1'-methyl-4'-(naphthalen-1-yl)naphthalene-2-spiro-3'-pyrrolidine- 2'-spiro-3''-indoline-1,2''-dione

C38H32N2O2

Selvanayagam, S.Sridhar, B.Saravanan, P.Raghunathan, R.

Acta Crystallographica Section E (2011) 67, 7 o1678-o1679

a=12.6084(6)Å   b=14.3751(7)Å   c=17.4021(9)Å

α=90.00°   β=110.0570(10)°   γ=90.00°

Bis[<i>N</i>-benzyl-<i>N</i>-(2-phenylethyl)dithiocarbamato- κ^2^<i>S</i>,<i>S</i>]lead(II)

C32H32N2PbS4

Sathiyaraj, E.Thirumaran, S.Selvanayagam, S.

Acta Crystallographica Section E (2012) 68, 9 m1217

a=28.5467(12)Å   b=5.5321(2)Å   c=19.4158(8)Å

α=90.00°   β=101.600(2)°   γ=90.00°

2-[(Ferrocen-1-yl)(hydroxy)methyl]prop-2-enenitrile

C14H13FeNO

Selvanayagam, S.Ravikumar, K.Kathiravan, S.Raghunathan, R.

Acta Crystallographica Section E (2013) 69, 12 m669

a=7.4317(15)Å   b=8.0137(16)Å   c=10.083(2)Å

α=92.09(3)°   β=93.81(3)°   γ=101.09(3)°

(1,2,3,4-Tetrahydroisoquinoline-2-carbodithioato- κ^2^<i>S</i>,<i>S</i>)(thiocyanato-κ<i>N</i>)(triphenylphosphane)nickel(II)

C29H25N2NiPS3

Valarmathi, P.Thirumaran, S.Selvanayagam, S.

Acta Crystallographica Section E (2011) 67, 12 m1882

a=13.7981(4)Å   b=13.1429(4)Å   c=14.9447(4)Å

α=90.00°   β=91.693(2)°   γ=90.00°

(<i>E</i>)-2-(4-Methoxystyryl)-2,3-dihydro-1<i>H</i>-perimidine acetonitrile monosolvate

C20H18N2O,C2H3N

Manimekalai, A.Vijayalakshmi, N.Selvanayagam, S.

Acta Crystallographica Section E (2014) 70, 9 o959

a=7.8128(7)Å   b=8.4641(7)Å   c=14.7427(14)Å

α=79.513(7)°   β=83.861(7)°   γ=77.076(7)°