Structures by: Ravikumar K.

Total: 373

Cytosinium-3,5-dinitrobenzoate trihydrate

C4H6N3O,C7H3N2O6,3(H2O)

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2012) 14, 20 7065

a=5.0257(3)Å   b=24.5327(15)Å   c=13.1664(8)Å

α=90.00°   β=90.462(1)°   γ=90.00°

Cytosinium para amino benzoate cytosine monohydrate

C4H6N3O,C7H6NO2,C4H5N3O,H2O

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2012) 14, 20 7065

a=7.3666(3)Å   b=6.4615(3)Å   c=36.9629(16)Å

α=90.00°   β=94.462(1)°   γ=90.00°

Cytosinium 4-hydroxyphenylacetate cytosine monohydrate

C4H6N3O,C8H7O3,C4H5N3O,H2O

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2012) 14, 20 7065

a=14.9164(10)Å   b=12.3456(8)Å   c=19.9754(13)Å

α=90.00°   β=90.00°   γ=90.00°

Cytosinium-2,5-dihydroxybenzoate

C4H6N3O,C7H5O4

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2012) 14, 20 7065

a=10.1137(8)Å   b=8.5120(7)Å   c=13.9992(12)Å

α=90.00°   β=110.610(1)°   γ=90.00°

2,4,6-Tris(benzyloxy)-1,3,5-triazine

C24H21N3O3

Srinivas, K.Sitha, SanyasiRao, V. JayathirthaBhanuprakash, K.Ravikumar, K.

Journal of Materials Chemistry (2006) 16, 5 496

a=23.4804(13)Å   b=11.7367(7)Å   c=7.3650(4)Å

α=90.00°   β=90.00°   γ=90.00°

2,4,6-tris(4-fluorobenzylamino)-1,3,5-triazine

C24H21F3N6

Srinivas, K.Sitha, SanyasiRao, V. JayathirthaBhanuprakash, K.Ravikumar, K.Anthony, S. PhilipRadhakrishnan, T. P.

Journal of Materials Chemistry (2005) 15, 9 965

a=12.0367(11)Å   b=20.9059(18)Å   c=8.6999(8)Å

α=90.00°   β=90.00°   γ=90.00°

2-(2-(4-chloro-6-(methylthio)-1H-pyrazolo [3,4-d]pyrimidin-1-yl)ethyl)phthalazin-1(2H)-one

C16H13ClN6OS

Avasthi, KamlakarKumar, AmarAswal, SangeetaKant, RuchirRaghunandan, ResmiMaulik, Prakas R.Khanna, Ranjana S.Ravikumar, Krishnan

CrystEngComm (2012) 14, 2 383

a=9.1610(10)Å   b=14.0630(10)Å   c=13.1090(10)Å

α=90.00°   β=102.120(10)°   γ=90.00°

None

C17H16N6O4S

Avasthi, KamlakarKumar, AmarAswal, SangeetaKant, RuchirRaghunandan, ResmiMaulik, Prakas R.Khanna, Ranjana S.Ravikumar, Krishnan

CrystEngComm (2012) 14, 2 383

a=18.2274(5)Å   b=15.2903(4)Å   c=13.9319(5)Å

α=90.00°   β=108.746(3)°   γ=90.00°

None

C17H16N6O4S

Avasthi, KamlakarKumar, AmarAswal, SangeetaKant, RuchirRaghunandan, ResmiMaulik, Prakas R.Khanna, Ranjana S.Ravikumar, Krishnan

CrystEngComm (2012) 14, 2 383

a=9.2490(10)Å   b=17.580(2)Å   c=11.550(2)Å

α=90.00°   β=105.110(10)°   γ=90.00°

None

C16H13ClN6O3S

Avasthi, KamlakarKumar, AmarAswal, SangeetaKant, RuchirRaghunandan, ResmiMaulik, Prakas R.Khanna, Ranjana S.Ravikumar, Krishnan

CrystEngComm (2012) 14, 2 383

a=13.6729(8)Å   b=9.0043(6)Å   c=13.8349(8)Å

α=90.00°   β=90.388(5)°   γ=90.00°

Dutasteride hemihydrate

2(C27H30F6N2O2),H2O

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, Krishnan

CrystEngComm (2012) 14, 7 2571

a=8.2124(7)Å   b=18.5162(17)Å   c=34.876(3)Å

α=90.00°   β=90.00°   γ=90.00°

Dutasteride chloride hydrate ethanol solvate

C27H31F6N2O2,Cl,H2O,C2H6O

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, Krishnan

CrystEngComm (2012) 14, 7 2571

a=7.9357(7)Å   b=9.1050(8)Å   c=11.1952(9)Å

α=73.7460(10)°   β=88.6870(10)°   γ=86.1930(10)°

1:1 cocrystal of Aripiprazole Phloroglucinol Hydrate

C23H27Cl2N3O2,C6H6O3,O

Nanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2016) 18, 6 1024

a=14.8405(6)Å   b=10.2671(4)Å   c=20.6587(9)Å

α=90°   β=110.2190(10)°   γ=90°

1:1 cocrystal of Aripiprazole Catechol Hydrate

C23H27Cl2N3O2,C6H6O2,0.293(O)

Nanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2016) 18, 6 1024

a=14.7513(16)Å   b=9.9206(11)Å   c=20.9131(17)Å

α=90°   β=111.104(6)°   γ=90°

1:1 cocrystal of Aripiprazole and Hydroquinone

C23H27Cl2N3O2,C6H6O2

Nanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2016) 18, 6 1024

a=6.9061(8)Å   b=9.4544(11)Å   c=22.484(3)Å

α=96.056(2)°   β=95.355(2)°   γ=100.696(2)°

1:1 cocrystal of Aripiprazole Pyrograllol Hydrate

C23H27Cl2N3O2,C6H6O3,0.256(O)

Nanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2016) 18, 6 1024

a=14.7016(11)Å   b=9.9378(7)Å   c=20.9827(12)Å

α=90°   β=111.121(4)°   γ=90°

1:1 cocrystal of Aripiprazole Resorcinol

C23H27Cl2N3O2,C6H6O2

Nanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2016) 18, 6 1024

a=14.7282(12)Å   b=9.8820(8)Å   c=20.8815(14)Å

α=90°   β=111.174(5)°   γ=90°

Olanzapine-hydroquinone-toluene form II

C17H20N4S,C6H6O2,C7H8

Nanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2017) 19, 2 355

a=9.3202(10)Å   b=10.5724(12)Å   c=14.7777(16)Å

α=88.561(2)°   β=85.685(2)°   γ=81.729(2)°

Olanzapine-hydroquinone-toluene form I

C17H20N4S,C6H6O2,C7H8

Nanubolu, Jagadeesh BabuRavikumar, Krishnan

CrystEngComm (2017) 19, 2 355

a=10.6675(14)Å   b=11.6121(15)Å   c=13.0639(17)Å

α=72.725(2)°   β=74.290(2)°   γ=65.743(2)°

Moxonidine

C9H12ClN5O

Babu Nanubolu, JagadeeshSridhar, BalasubramanianRavikumar, Krishnan

CrystEngComm (2014) 16, 46 10602

a=21.293(2)Å   b=7.8312(9)Å   c=13.9098(16)Å

α=90.00°   β=109.820(2)°   γ=90.00°

Moxonidine hydrochloride monohydrate

C9H13ClN5O,Cl,H2O

Babu Nanubolu, JagadeeshSridhar, BalasubramanianRavikumar, Krishnan

CrystEngComm (2014) 16, 46 10602

a=8.5413(10)Å   b=13.2793(15)Å   c=24.376(3)Å

α=90.00°   β=90.00°   γ=90.00°

Aripiprazole hydrochloride salt

C23H28Cl2N3O2,Cl

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, KrishnanCherukuvada, Suryanarayan

CrystEngComm (2013) 15, 21 4321

a=10.2891(12)Å   b=28.065(3)Å   c=7.9247(9)Å

α=90.00°   β=90.885(2)°   γ=90.00°

Aripiprazole benzoate monohydrate

C23H28Cl2N3O2,C7H5O2,H2O

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, KrishnanCherukuvada, Suryanarayan

CrystEngComm (2013) 15, 21 4321

a=14.9688(10)Å   b=9.9536(6)Å   c=20.9154(14)Å

α=90.00°   β=108.0040(10)°   γ=90.00°

Aripiprazole-2,4-dihydoxybenzoate

C23H28Cl2N3O2,C7H5O4

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, KrishnanCherukuvada, Suryanarayan

CrystEngComm (2013) 15, 21 4321

a=15.1552(8)Å   b=9.5732(5)Å   c=21.5283(11)Å

α=90.00°   β=103.8870(10)°   γ=90.00°

Aripiprazole-2,5-dihydroxybenzoate hemihydrate

2(C23H28Cl2N3O2),2(C7H5O4),H2O

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, KrishnanCherukuvada, Suryanarayan

CrystEngComm (2013) 15, 21 4321

a=30.4165(19)Å   b=9.7801(6)Å   c=20.5636(13)Å

α=90.00°   β=105.3190(10)°   γ=90.00°

(C23H14O62),2(C4H12N5)

(C23H14O62),2(C4H12N5)

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, KrishnanSawant, Kamlesh D.Naik, Tushar A.Patkar, Laxmikant N.Cherukuvada, SuryanarayanSreedhar, Bojja

CrystEngComm (2013) 15, 22 4448

a=17.8097(8)Å   b=7.9282(4)Å   c=25.8018(9)Å

α=90.00°   β=119.499(2)°   γ=90.00°

2(C4H12N5),C23H14O62

2(C4H12N5),C23H14O62

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianRavikumar, KrishnanSawant, Kamlesh D.Naik, Tushar A.Patkar, Laxmikant N.Cherukuvada, SuryanarayanSreedhar, Bojja

CrystEngComm (2013) 15, 22 4448

a=7.4680(6)Å   b=13.8016(11)Å   c=16.2856(13)Å

α=73.334(1)°   β=83.171(1)°   γ=82.666(1)°

1,3-Bis(2,6-dimethyl sulfanyl-9H-purin-9-yl)-2-methylenyl propane

C18H20N8S4

Avasthi, KamlakarAnsari, AmantullahKant, RuchirMaulik, Prakas R.Ravikumar, KrishnanChattopadhyay, ParthaAdhikary, Nirmal D.

CrystEngComm (2011) 13, 6 2039

a=16.357(3)Å   b=10.062(2)Å   c=13.506(3)Å

α=90.00°   β=90.00°   γ=90.00°

1,3-Bis(4,6-dimethyl sulfanyl-1H-pyrazolo(3,4-d) pyrimidin-1- yl)-2-methylenyl propane

C18H20N8S4

Avasthi, KamlakarAnsari, AmantullahKant, RuchirMaulik, Prakas R.Ravikumar, KrishnanChattopadhyay, ParthaAdhikary, Nirmal D.

CrystEngComm (2011) 13, 6 2039

a=9.122(5)Å   b=9.560(5)Å   c=14.181(5)Å

α=102.828(5)°   β=102.183(5)°   γ=107.820(5)°

7-(4-(4-(2,3-dichlorophenyl)-1-piperazinyl)butoxy)-3,4- dihydrocarbostyril)

C23H27Cl2N3O2

Nanubolu, Jagadeesh BabuSridhar, BalasubramanianBabu, V. S. PhaniJagadeesh, BharathamRavikumar, Krishnan

CrystEngComm (2012) 14, 14 4677

a=12.2626(7)Å   b=13.7872(8)Å   c=14.7405(9)Å

α=101.396(1)°   β=108.921(1)°   γ=98.847(1)°

5'-(4-Bromophenyl)-1,1''-dimethyl-4'-phenyl-4',5'-dihydrodispiro[indoline-3,2'-furan-3',3''-indoline]-2,2''-dione

C32H25BrN2O3

Ravikumar, KrishnanSridhar, BalasubramanianNanubolu, Jagadeesh BabuKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2015) 71, 8

a=9.0986(7)Å   b=9.7185(7)Å   c=16.5056(13)Å

α=78.9150(10)°   β=75.7630(10)°   γ=67.6870(10)°

Methyl 3a-acetyl-3-(4-bromophenyl)-4-oxo-1-phenyl-3,3a,4,9b-tetrahydro-1<i>H</i>-furo[3,4-<i>c</i>]chromene-1-carboxylate benzene monosolvate

C27H21BrO6,C6H6

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, KrishnanKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2017) 73, 5 407-413

a=8.4269(6)Å   b=12.4905(8)Å   c=15.1415(10)Å

α=66.5300(10)°   β=76.0050(10)°   γ=85.4730(10)°

Methyl 3a-acetyl-3-(4-bromophenyl)-4-oxo-1-phenyl-3,3a,4,9b-tetrahydro-1<i>H</i>-furo[3,4-<i>c</i>]chromene-1-carboxylate toluene monosolvate

C27H21BrO6,C7H8

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, KrishnanKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2017) 73, 5 407-413

a=8.3989(5)Å   b=12.5415(7)Å   c=15.2195(8)Å

α=67.4080(10)°   β=76.1350(10)°   γ=85.4580(10)°

1,1''-Dibenzyl-5'-(4-chlorophenyl)-4'-phenyl-4',5'-dihydrodispiro[indoline-3,2'-furan-3',3''-indoline]-2,2''-dione

C44H33ClN2O3

Ravikumar, KrishnanSridhar, BalasubramanianNanubolu, Jagadeesh BabuKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2015) 71, 11

a=10.1099(10)Å   b=11.3367(11)Å   c=17.0315(17)Å

α=74.755(2)°   β=78.503(2)°   γ=65.557(2)°

1''-Acetyl-1-benzyl-5'-(4-chlorophenyl)-4'-phenyl-4',5'-dihydrodispiro[indoline-3,2'-furan-3',3''-indoline]-2,2''-dione

C39H29ClN2O4

Ravikumar, KrishnanSridhar, BalasubramanianNanubolu, Jagadeesh BabuKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2015) 71, 11

a=11.9830(5)Å   b=12.9260(6)Å   c=21.5664(10)Å

α=76.3300(10)°   β=76.5220(10)°   γ=77.5530(10)°

1''-Acetyl-1-benzyl-4',5'-diphenyl-4',5'-dihydrodispiro[indoline-3,2'-furan-3',3''-indoline]-2,2''-dione

C39H30N2O4

Ravikumar, KrishnanSridhar, BalasubramanianNanubolu, Jagadeesh BabuKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2015) 71, 11

a=9.7565(10)Å   b=16.6868(16)Å   c=19.9593(19)Å

α=71.653(2)°   β=81.657(2)°   γ=89.314(2)°

1''-Acetyl-1-benzyl-4',5'-diphenyl-4',5'-dihydrodispiro[indoline-3,2'-furan-3',3''-indoline]-2,2''-dione acetonitrile hemisolvate

C39H30N2O4,0.5(C2H3N)

Ravikumar, KrishnanSridhar, BalasubramanianNanubolu, Jagadeesh BabuKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2015) 71, 11

a=9.6940(5)Å   b=18.5810(10)Å   c=20.1552(11)Å

α=114.872(2)°   β=98.465(2)°   γ=99.397(2)°

Thymine--pyrogallol (1/2)

C5H6N2O2,2(C6H6O3)

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

Acta Crystallographica Section C Structural Chemistry (2015) 71, 7 602

a=6.9652(13)Å   b=10.2125(19)Å   c=12.951(2)Å

α=97.218(3)°   β=99.189(3)°   γ=108.549(3)°

Thymine--hydroquinone (2/1)

2(C5H6N2O2),C6H6O2

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

Acta Crystallographica Section C Structural Chemistry (2015) 71, 7 602

a=14.204(3)Å   b=6.9634(13)Å   c=8.4505(15)Å

α=90°   β=97.639(3)°   γ=90°

Thymine--catechol (2/1)

2(C5H6N2O2),C6H6O2

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

Acta Crystallographica Section C Structural Chemistry (2015) 71, 7 602

a=6.9499(7)Å   b=9.0237(10)Å   c=26.828(3)Å

α=90°   β=90°   γ=90°

Thymine--catechol (1/1)

C5H6N2O2,C6H6O2

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, Krishnan

Acta Crystallographica Section C Structural Chemistry (2015) 71, 7 602

a=6.9132(8)Å   b=8.9917(10)Å   c=36.898(4)Å

α=90°   β=90°   γ=90°

Methyl 3a-acetyl-3-(4-bromophenyl)-4-oxo-1-phenyl-3,3a,4,9b-tetrahydro-1<i>H</i>-furo[3,4-<i>c</i>]chromene-1-carboxylate xylene monosolvate

C27H21BrO6,C8H10

Sridhar, BalasubramanianNanubolu, Jagadeesh BabuRavikumar, KrishnanKarthik, GovindarajuReddy, Basi Venkata Subba

Acta Crystallographica Section C (2017) 73, 5 407-413

a=8.2587(6)Å   b=12.7841(9)Å   c=15.6238(11)Å

α=66.4460(10)°   β=76.6340(10)°   γ=86.0300(10)°

Oxyclozanide benzene hemisolvate

C13H6Cl5NO3,0.5(C6H6)

Sridhar, BalasubramanianRavikumar, Krishnan

Acta crystallographica. Section C, Structural chemistry (2017) 73, Pt 12 1056-1063

a=7.16810(8)Å   b=9.28821(10)Å   c=13.42132(15)Å

α=88.3124(5)°   β=85.6481(5)°   γ=69.7508(5)°

Oxyclozanide xylene hemisolvate

C13H6Cl5NO3,0.5(C8H10)

Sridhar, BalasubramanianRavikumar, Krishnan

Acta crystallographica. Section C, Structural chemistry (2017) 73, Pt 12 1056-1063

a=7.12429(8)Å   b=9.40484(11)Å   c=14.27988(16)Å

α=83.7014(5)°   β=80.0916(5)°   γ=67.8388(4)°

Oxyclozanide toluene hemisolvate

C13H6Cl5NO3,0.5(C7H8)

Sridhar, BalasubramanianRavikumar, Krishnan

Acta crystallographica. Section C, Structural chemistry (2017) 73, Pt 12 1056-1063

a=6.92017(8)Å   b=9.71946(11)Å   c=13.98498(17)Å

α=86.3845(5)°   β=85.4687(5)°   γ=65.8069(5)°

Oxyclozanide chlorobenzene hemisolvate

C13H6Cl5NO3,0.5(C6H5Cl)

Sridhar, BalasubramanianRavikumar, Krishnan

Acta crystallographica. Section C, Structural chemistry (2017) 73, Pt 12 1056-1063

a=6.90927(8)Å   b=9.69846(10)Å   c=13.97198(15)Å

α=86.5557(5)°   β=85.9678(5)°   γ=65.8305(5)°

N,6-Dimethyl-4-(methylsulfanyl)-3-nitro-4H-chromen-2-amine

C12H14N2O3S

D. GayathriD. VelmuruganK. RavikumarK. GeethaH. Surya Prakash Rao

Acta Crystallographica Section E (2006) 62, 5 o1961-o1963

a=10.5558(5)Å   b=17.5031(8)Å   c=6.9415(3)Å

α=90.00°   β=101.8630(10)°   γ=90.00°

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

C19H21N3O4S

D. GayathriD. SujathaD. VelmuruganK. RavikumarM. Poornachandran

Acta Crystallographica Section E (2006) 62, 5 o2045-o2047

a=7.4456(4)Å   b=25.2680(15)Å   c=10.0594(6)Å

α=90.00°   β=104.2860(10)°   γ=90.00°

3-Acetyl-4-furyl-1-methylspiro[pyrrolidine-2.2'-indol]-2'(3'H)-one

C18H18N2O3

A. SubbiahpandiD. VelmuruganK. RavikumarR. R. DurgaR. Raghunathan

Acta Crystallographica Section E (2006) 62, 5 o1964-o1965

a=7.7404(6)Å   b=10.0227(7)Å   c=20.5622(16)Å

α=90.00°   β=90.00°   γ=90.00°

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-{3-(4-methylphenyl)-6-[(Z)-(4-methylphenyl)methylidene]-2-phenyl- 2-azabicyclo[2.2.2]oct-5-ylidene}aniline

C34H32N2

K. RavikumarB. SridharM. MaheshV. V. Narayana Reddy

Acta Crystallographica Section E (2005) 61, 7 o2277-o2279

a=14.1805(8)Å   b=10.1822(5)Å   c=18.3636(10)Å

α=90.00°   β=91.0800(10)°   γ=90.00°

[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°

N-[(1S,2S,3R)-2-Bromo-3-(tert-butyldiphenylsilyloxy)-1-phenyl-4- (phenylsulfonyl)butyl]-4-methylbenzenesulfonamide

C39H42BrNO5S2Si

K. RavikumarG. Y. S. K. SwamyS. RaghavanCh. Naveenkumar

Acta Crystallographica Section E (2004) 60, 12 o2290-o2292

a=13.9704(8)Å   b=19.5590(12)Å   c=14.1646(9)Å

α=90.00°   β=96.9000(10)°   γ=90.00°

5-(4-nitrophenyl)-3,4,4a,5,6,10b-hexahydro-2H-pyrano[3,2-c]quinoline

C18H18N2O3

K.RavikumarB.SridharM. MaheshV. V. Narayana Reddy

Acta Crystallographica Section E (2005) 61, 2 o461-o463

a=9.5001(10)Å   b=9.8823(10)Å   c=9.9403(10)Å

α=98.039(2)°   β=115.157(2)°   γ=104.092(2)°

4-(4-nitrophenyl)-2,3,3a,4,5,9b-hexahydro furo[3,2-c]quinoline

C17H16N2O3

K. RavikumarB. SridharM. MaheshV. V. Narayana Reddy

Acta Crystallographica Section E (2005) 61, 5 o1419-o1421

a=9.1090(10)Å   b=9.2626(10)Å   c=9.7553(11)Å

α=103.411(2)°   β=102.791(2)°   γ=107.081(2)°

1-[2-(2-hydroxyethoxy)ethyl]-4-(dibenzo[b,f][1,4]thiazepin-11- yl)piperazinium hemifumarate

2(C21H26O2N3S),C4H2O42

K. RavikumarB. Sridhar

Acta Crystallographica Section E (2005) 61, 10 o3245-o3248

a=11.9479(8)Å   b=13.2197(9)Å   c=13.9479(9)Å

α=90.00°   β=92.3270(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°

3-(4-Bromophenyl)-6-(p-tosyl)perhydrothiazolidino[3,4-a]pyrrolo[4,5-c]pyrrole

C21H23BrN2O2S2

Kavitha, VenugopalGayathri, Dasara RajuVelmurugan, DevadasanRavikumar, KrishnanPoornachandran, Mahalingam

Acta Crystallographica Section E (2006) 62, 6 o2146-o2148

a=15.3215(8)Å   b=8.0676(4)Å   c=17.1663(9)Å

α=90.00°   β=100.1190(10)°   γ=90.00°

11,18-Diphenoxy-3,26-dioxa-13,16- diazahexacyclo[26.2.2.0^4,9^.0^10,13^.0^16,19^.0^20,25^]dotriaconta- 1(31),4,6,8,20,22,24,28(32),29-nonaene-12,17-dione

C40H34N2O6

D. GayathriD. LathaD. VelmuruganK. RavikumarM. Arumugam

Acta Crystallographica Section E (2006) 62, 7 o3082-o3084

a=8.3548(6)Å   b=18.1540(13)Å   c=22.0663(16)Å

α=90.00°   β=90.5280(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°

Dimethyl 1-(7-acetoxy-4-methyl-2-oxo-2H-chromen-8-ylmethyl)-1H-pyrazole- 3,4-dicarboxylate

C20H18N2O8

Thamotharan, S.Parthasarathi, V.Shinge, Prashant S.Badami, BharatiRavikumar, K.

Acta Crystallographica Section E (2004) 60, 6 o961-o963

a=23.1233(17)Å   b=12.7597(9)Å   c=15.2076(11)Å

α=90.00°   β=116.0320(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°

N-(4-Acetylphenyl)-N'-[(4-sydnone-3-yl)phenyl]urea dimethylformamide solvate

C17H14N4O4,C3H7NO

Thamotharan, S.Parthasarathi, V.Sathishkumar, P.Latthe, Prashant R.Badami, BharatiRavikumar, K.

Acta Crystallographica Section E (2004) 60, 6 o1015-o1016

a=7.7954(8)Å   b=8.3922(8)Å   c=16.9225(17)Å

α=79.057(2)°   β=84.267(2)°   γ=65.049(2)°

DL-Valine--succinic acid (2/1)

2C5H11NO2,C4H6O4

M. AlagarM. Subha NandhiniR. V. KrishnakumarK. RavikumarS. Natarajan

Acta Crystallographica Section E (2004) 60, 6 o1009-o1011

a=24.373(2)Å   b=7.5744(6)Å   c=10.0284(9)Å

α=90.00°   β=106.134(2)°   γ=90.00°

4-methoxy-12-methyl-12-azatetracyclo[9.3^1.10^.0^2.7^] heptadeca-2(7),3,5-triene

C18H25NO

Swamy, G. Y. S. K.Ravikumar, K.Bhujanga Rao, A. K. S.

Acta Crystallographica Section E (2005) 61, 7 o2071-o2073

a=14.0356(12)Å   b=15.0658(13)Å   c=7.1354(6)Å

α=90.00°   β=90.00°   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°

2-Ethyl 3,4-dimethyl 4'-methylbiphenyl-2,3,4-tricarboxylate

C20H20O6

Sundari BhaskaranD. VelmuruganK. RavikumarA. K. Mohana KrishnanC. Prakash

Acta Crystallographica Section E (2005) 61, 10 o3339-o3341

a=6.7650(6)Å   b=23.8952(19)Å   c=12.0094(10)Å

α=90.00°   β=105.6700(10)°   γ=90.00°

N-{2,3-diphenyl-6-[(Z)-phenylmethylidene]- 2-azabicyclo[2.2.2]oct-5-ylidene}-aniline

C32H28N2

K. RavikumarB. SridharM. MaheshV. V. Narayana Reddy

Acta Crystallographica Section E (2005) 61, 10 o3273-o3275

a=14.6209(13)Å   b=9.5899(9)Å   c=17.9541(16)Å

α=90.00°   β=107.701(2)°   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)°

3-Benzylidene-3',7'-diphenylcyclohexanespiro-6'-(perhydro-2-thiapyrrolizine)- 5'-spiro-3''-1H-indole-2,2''-dione

C37H32N2O2S

A. SubbiahpandiD. VelmuruganK. RavikumarR. Raghunathan

Acta Crystallographica Section E (2006) 62, 6 o2259-o2260

a=10.0312(6)Å   b=20.8599(13)Å   c=14.1305(8)Å

α=90.00°   β=100.9730(10)°   γ=90.00°

2-(p-Bromophenyl)-5-(benzenesulfonyl)perhydrothiazolidine[3,4-a]pyrrolo[4,5-c] pyrrole

C20H21BrN2O2S2

R. Praveen KumarD. GayathriD. VelmuruganK. RavikumarM. Poornachandran

Acta Crystallographica Section E (2006) 62, 6 o2429-o2431

a=10.5926(6)Å   b=11.4144(6)Å   c=16.6896(9)Å

α=90.00°   β=94.1020(10)°   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)°

16-[4-(3-Chloropropoxy)-3-methoxybenzylidene]-4-androstene-3,17-dione

C30H37Cl1O4

Sundar, T. V.Parthasarathi, V.Bansal, RanjuRavikumar, K.Sridhar, B.

Acta Crystallographica Section E (2006) 62, 6 o2190-o2192

a=8.0046(4)Å   b=17.4763(9)Å   c=19.6133(10)Å

α=90.00°   β=90.00°   γ=90.00°

2,6-Bis(4-methoxyphenyl)-1-nitroso-3,5-diphenylpiperidin-4-one

C31H28N2O4

S. NatarajanR. V. KrishnakumarM. Subha NandhiniV. P. Alex RajaS. PerumalK. Ravikumar

Acta Crystallographica Section E (2005) 61, 2 o359-o361

a=10.8364(8)Å   b=19.4649(15)Å   c=12.6722(10)Å

α=90.00°   β=103.9260(10)°   γ=90.00°

15,18-dimethyl-5-dioxo-14- oxapentacyclo[11.4.1.0^2,15^.0^4,13^.0^6,11^]octadeca-3,6,8,10-tetraene- 18-carbaldehyde

C20H18O4

K. RavikumarB. SridharS. Venkat ReddyU. Sampath KumarJ. Madhusudana Rao

Acta Crystallographica Section E (2005) 61, 2 o494-o496

a=13.3078(19)Å   b=7.9299(11)Å   c=15.168(2)Å

α=90.00°   β=90.00°   γ=90.00°

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°

Ethyl 3-methyl-1-(2,4-dinitrophenyl)-1H-pyrazole-4-carboxylate

C13H12N4O6

S. EttiG. ShanmugamM. N. PonnuswamyR. SridharR. MuruganP. T. PerumalK.Ravikumar

Acta Crystallographica Section E (2003) 59, 11 o1835-o1837

a=7.7531(8)Å   b=9.7146(10)Å   c=11.4051(12)Å

α=113.649(2)°   β=92.989(2)°   γ=109.089(2)°

Dimethyl 3-benzoyl-7-(N,N-dimethylamino)indolizine-1,2-dicarboxylate

C21H20N2O5

Hema, R.Parthasarathi, V.Ravikumar, K.Sarkunam, K.Nallu, M.

Acta Crystallographica Section E (2004) 60, 4 o479-o480

a=8.6333(9)Å   b=27.515(3)Å   c=7.9705(9)Å

α=90.00°   β=99.781(2)°   γ=90.00°

Dimethyl 7-(N,N-dimethylamino)3-(4-methylbenzoyl)indolizine-1,2-dicarboxylate

C22H22N2O5

Hema, R.Parthasarathi, V.Ravikumar, K.Sarkunam, K.Nallu, M.

Acta Crystallographica Section E (2004) 60, 4 o537-o538

a=8.050(5)Å   b=16.942(11)Å   c=17.094(11)Å

α=118.555(10)°   β=95.033(12)°   γ=97.082(11)°