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RSC Advances
Page 3 of 13
Journal Name
DOI: 10.1039/C6RA23006G
ARTICLE
(m, 9H, ArH), 8.01(s, 1H, NH), 4.43 (d, 2H, CH2), 7.50-8.87 (m, 7H, ArH), 7.93(s, 1H, NH), 4.42(d, 2H,
3.50(s, 2H, CH2 of thiazolidinone).
CH2), 3.43(s, 2H, CH2 of thiazolidinone), 3.74(s, 9H,
(OCH3)3)
2.1.3.N-(2-(2-(4-(dimethylamino)phenyl)-4-
oxothiazolidin-3-ylamino)-2-oxoethyl)benzamide
2.1.8. N-(2-(2-(4-methoxyphenyl)-4-oxothiazolidin-
(3); IR (KBr pellets, cm-1): 3214(NH), 3048 (C-H 3-ylamino)-2-oxoethyl)benzamide (8); IR (KBr
aromatic), 1601 (C=C aromatic), 1673 (C=O), 1227 pellets, cm-1): 3383(NH), 2838 (C-H aromatic),
(C-N), 738(C-S), 1367 (C-N str., aryl tertiary amine), 1645 (C=C aromatic), 1691 (C=O), 1299 (C-N),
2928 (C-H str., CH3).; 1H NMR (DMSO-d6, 400 MHz): 756(C-S), 1162 (C-O-C str., -OCH3); 1H NMR (DMSO-
7.54-8.64 (m, 9H, ArH), 8.08(s, 1H, NH), 4.38(d, 2H, d6, 400 MHz): 7.51-7.98 (m, 9H, ArH), 7.99(s, 1H,
CH2), 3.41(s, 2H, CH2 of thiazolidinone), 2.87(s, 6H, NH), 4.41(d, 2H, CH2), 3.51(s, 2H, CH2 of
N(CH3)2).
thiazolidinone), 3.85(s, 3H, (OCH3).
2.1.4. N-(2-(2-(2-chlorophenyl)-4-oxothiazolidin-3- 2.1.9. N-(2-(2-(4-bromophenyl)-4-oxothiazolidin-3-
ylamino)-2-oxoethyl)benzamide (4); IR (KBr pellets, ylamino)-2-oxoethyl)benzamide (9); IR (KBr pellets,
cm-1): 3361(NH), 2891 (C-H aromatic), 1619 (C=C cm-1): 3316(NH), 3094 (C-H aromatic), 1631 (C=C
aromatic), 1688 (C=O), 1270 (C-N), 750(C-S), 700 aromatic), 1690 (C=O), 1286 (C-N), 709(C-S), 613
1
(C-Cl); H NMR (DMSO-d6, 400 MHz): 7.54-8.01 (m, (C-Br); 1H NMR (DMSO-d6, 400 MHz): 7.51-7.99 (m,
9H, ArH), 8.03(s, 1H, NH), 4.01(d, 2H, CH2), 3.42 (s, 9H, ArH), 8.05(s, 1H, NH), 4.42(d, 2H, CH2), 3.37(s,
2H, CH2 of thiazolidinone)
2H, CH2 of thiazolidinone)
2.1.5.N-(2-(2-(4-formylphenyl)-4-oxothiazolidin-3-
2.1.10. N-(2-(2-(3-nitrophenyl)-4-oxothiazolidin-3-
ylamino)-2-oxoethyl)benzamide (5); IR (KBr pellets, ylamino)-2-oxoethyl)benzamide (10) Mp; IR (KBr
cm-1): 2892(C-H str., CHO),3312(NH), 3060 (C-H pellets, cm-1): 3341(NH), 3044 (C-H aromatic),
aromatic), 1633 (C=C aromatic), 1672 (C=O), 1288 1629 (C=C aromatic), 1686 (C=O), 1246 (C-N),
1
(C-N), 758(C-S);1H NMR (DMSO-d6, 400 MHz): 7.77- 712(C-S), 1347 (C-NO2); H NMR (DMSO-d6, 400
8.77 (m, 9H, ArH), 8.03(s, 1H, NH), 4.00(d, 2H, MHz): 7.72-8.26 (m, 9H, ArH), 8.14(s, 1H, NH),
CH2), 3.50(s, 2H, CH2 of thiazolidinone), 8.88(s, 1H, 4.01(d, 2H, CH2), 3.38(s, 2H, CH2 of thiazolidinone)
CHO).
2.1.11.
N-(2-oxo-2-(4-oxo-2-phenylthiazolidin-3-
2.1.6. N-(2-(2-(2-methoxyphenyl)-4-oxothiazolidin- ylamino)ethyl)benzamide (11); IR (KBr pellets, cm-
3-ylamino)-2-oxoethyl)benzamide (6); Mp (°C); 1): 3316(NH), 3071 (C-H aromatic), 1634 (C=C
Yield –%; IR (KBr pellets, cm-1): 3339(NH), 3037 (C- aromatic), 1688 (C=O), 1280 (C-N), 756(C-S);1H
H aromatic), 1636 (C=C aromatic), 1665 (C=O), NMR (DMSO-d6, 400 MHz): 7.49-8.68 (m, 10H,
1
1246 (C-N), 780(C-S), 1167 (C-O-C str.,-OCH3); H ArH), 8.02(s, 1H, NH), 4.14(d, 2H, CH2), 3.47(s, 2H,
NMR (DMSO-d6, 400 MHz): 7.54- 7.96 (m, 9H, ArH), CH2 of thiazolidinone)
8.18 (s, 1H, NH), 4.41(d, 2H, CH2), 3.36(s, 2H, CH2
of thiazolidinone), 3.83(s, 3H, OCH3)
2.1.12.N-(2-(2-(4-hydroxy-3-methoxyphenyl)-4-
oxothiazolidin-3-ylamino)-2-oxoethyl)benzamide
2.1.7.
trimethoxyphenyl)thiazolidin-3-
N-(2-oxo-2-(4-oxo-2-(3,4,5- (12); IR (KBr pellets, cm-1): ): 3603(OH), 3435(NH),
3027 (C-H aromatic), 1636 (C=C aromatic), 1676
ylamino)ethyl)benzamide (7); IR (KBr pellets, cm-1): (C=O), 1270 (C-N), 710(C-S), 1168 (C-O-C str.,-
3382(NH), 3006 (C-H aromatic), 1647 (C=C OCH3); 1H NMR (DMSO-d6, 400 MHz): 7.25-8.12 (m,
aromatic), 1697 (C=O), 1295 (C-N), 718(C-S), 1184 8H, ArH), 7.91(s, 1H, NH), 4.14(d, 2H, CH2), 3.51(s,
1
(C-O-C str.,- OCH3); H NMR (DMSO-d6, 400 MHz):
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