Structures by: Sureshbabu A. R.

Total: 25

Methyl 3'-benzamido-4'-(4-methoxyphenyl)-1'-methylspiro[indeno[1,2-<i>b</i>]quinoxaline-11,2'-pyrrolidine]-3'-carboxylate

C35H30N4O3

Chandralekha, KuppanSureshbabu, Adukamparai RajukrishnanGavaskar, DeivasigamaniLakshmi, Srinivasakannan

Acta Crystallographica Section E (2016) 72, 9 1257-1259

a=10.1194(4)Å   b=10.8066(4)Å   c=14.9948(6)Å

α=110.57(2)°   β=97.10(2)°   γ=106.17(2)°

5''-(4-Chlorobenzylidene)-4'-(4-chlorophenyl)-1'-methyltrispiro[acenapthylene-1,2'-pyrrolidine-3',1''-cyclohexane-3'',2'''-[1,3]dioxane]-2(1<i>H</i>),6''-dione

C36H29Cl2NO4

Chandralekha, KuppanGavaskar, DeivasigamaniSureshbabu, Adukamparai RajukrishnanLakshmi, Srinivasakannan

Acta Crystallographica Section E (2015) 71, 11 o814-o815

a=8.9791(4)Å   b=10.3080(5)Å   c=15.7653(6)Å

α=88.679(2)°   β=83.263(2)°   γ=87.408(2)°

5''-Benzylidene-1'-methyl-4'-phenyltrispiro[acenaphthylene-1,2'-pyrrolidine-3',1''-cyclohexane-3'',2'''-[1,3]dioxane]-2,6''-dione

C36H31NO4

Chandralekha, KuppanGavaskar, DeivasigamaniSureshbabu, Adukamparai RajukrishnanLakshmi, Srinivasakannan

Acta Crystallographica Section E (2016) 72, 3 387-390

a=10.8861(4)Å   b=11.4899(4)Å   c=11.9171(4)Å

α=83.830(10)°   β=65.253(8)°   γ=86.397(10)°

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°

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°

Acenapthene-2-spiro-5'-perhydrodipyrrole[1,2-a;2',1'-c]pyrazine-6'- spiro-2''-acenapthene-1,1''-dione

C32H26N2O2

S. SugaleshiniD. GayathriD. VelmuruganK. RavikumarA. R. Sureshbabu

Acta Crystallographica Section E (2006) 62, 6 o2432-o2434

a=8.8721(7)Å   b=10.7042(8)Å   c=14.2846(11)Å

α=109.4180(10)°   β=100.5840(10)°   γ=102.4470(10)°

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°

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°

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)°

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)°

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'-Phenyl-2',3',5',6',7',7a'-hexahydroindan-2-spiro-2'-1H-pyrrolizidine-3'- spiro-11'-indeno[1,2-b]quinoxaline-1,3-dione

C35H25N3O2

D. GayathriP. G. AravindanD. VelmuruganK. RavikumarA. R. Sureshbabu

Acta Crystallographica Section E (2005) 61, 10 o3124-o3126

a=11.1149(14)Å   b=12.4670(16)Å   c=18.646(2)Å

α=90.00°   β=99.415(2)°   γ=90.00°

4'-Ferrocenyl-3'-(4-methoxybenzoyl)-1'-methylspiro[1H-indole-3(2H),2'- pyrrolidin]-2-one

C30H28FeN2O3

B. K. Satis KumarD. GayathriD. VelmuruganK. RavikumarA. R. Sureshbabu

Acta Crystallographica Section E (2007) 63, 5 m1287-m1289

a=9.4895(5)Å   b=11.4943(6)Å   c=12.3633(7)Å

α=86.9780(10)°   β=71.3020(10)°   γ=77.8220(10)°

2-(4-Bromobenzoyl)-1-ferrocenylspiro[11<i>H</i>-pyrrolidizine-3,11'-indeno[1,2-<i>b</i>]quinoxaline]

C38H30BrFeN3O

Suhitha, SivasubramanianGunasekaran, KrishnaswamySureshbabu, Adukamparai RajukrishnanRaghunathan, RaghavacharyVelmurugan, Devadasan

Acta Crystallographica Section E (2013) 69, 9 m512-m513

a=9.3668(3)Å   b=9.9785(3)Å   c=18.6303(5)Å

α=89.7240(10)°   β=75.9670(10)°   γ=63.2360(10)°

6-Ferrocenoyl-7-phenylspiro[hexahydropyrrolo[1,2-<i>c</i>][1,3]thiazole-5,11'-indeno[1,2-<i>b</i>]quinoxaline]

C37H29FeN3OS

Suhitha, SivasubramanianGunasekaran, KrishnaswamySureshbabu, Adukamparai RajukrishnanRaghunathan, RaghavacharyVelmurugan, Devadasan

Acta Crystallographica Section E (2013) 69, 9 m500

a=9.5687(3)Å   b=10.0175(3)Å   c=17.1768(5)Å

α=80.367(2)°   β=75.4300(10)°   γ=65.2930(10)°

1-Ferrocenyl-2-(4-methylbenzoyl)spiro[11<i>H</i>-pyrrolidizine-3,11-\ indeno[1,2-<i>b</i>]quinoxaline]

C39H33FeN3O

Chandralekha, KuppanGavaskar, DeivasigamaniSureshbabu, Adukamparai RajukrishnanLakshmi, Srinivasakannan

Acta Crystallographica Section E (2014) 70, 9 124-126

a=12.0017(4)Å   b=30.2487(10)Å   c=9.3597(3)Å

α=90.00°   β=116.1790(10)°   γ=90.00°

4-Ferrocenyl-1-methyl-3-benzoylspiro[pyrrolidine-2,11'- indeno[1,2-<i>b</i>]quinoxaline]

C36H29FeN3O

Vijayakumar, B.Sureshbabu, A. R.Gavaskar, D.Raghunathan, R.Velmurugan, D.

Acta Crystallographica Section E (2012) 68, 12 m1576-m1577

a=10.8091(18)Å   b=12.326(2)Å   c=20.989(3)Å

α=90.00°   β=100.654(8)°   γ=90.00°

1-(2-Cholorophenyl)-1H-indan-2-spiro-2'-pyrrolizidine-3'-spiro-3''- 1H-indole-1,3,2''(2H,3''H)-trione

C28H21ClN2O3

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

Acta Crystallographica Section E (2004) 60, 1 o54-o56

a=10.8456(6)Å   b=14.1502(8)Å   c=15.2068(9)Å

α=90.00°   β=92.0530(10)°   γ=90.00°