A Simple and Efficient Procedure for Synthesis of Biologically ... - ISCA
A Simple and Efficient Procedure for Synthesis of Biologically ... - ISCA
A Simple and Efficient Procedure for Synthesis of Biologically ... - ISCA
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Research Journal <strong>of</strong> Chemical Sciences Vol. 1 (1) April (2011)<br />
Res.J.Chem.Sci.<br />
Sr.<br />
No<br />
8a<br />
8b<br />
8c<br />
8d<br />
8e<br />
8f<br />
8g<br />
8h<br />
R<br />
Molecular<br />
Formula<br />
Molecular<br />
Weight<br />
M.P.<br />
°C<br />
Yield<br />
%<br />
C 6 H 6 C 24 H 17 N 5 OS 2 455 152 63<br />
4-OCH 3 -C 6 H 5 C 25 H 19 N 5 O 2 S 2 485 168 62<br />
4-OH-C 6 H 5 C 24 H 17 N 5 O 2 S 2 471 175 58<br />
2-OH-C 6 H 5 C 24 H 17 N 5 O 2 S 2 471 158 70<br />
4-CH 3 -C 6 H 5 C 25 H 19 N 5 OS 2 469 175 57<br />
O<br />
C 6 H 4<br />
C 25 H 17 N 5 O 3 S 2 499 180 48<br />
O<br />
4-OH-3-OCH 3 -C 6 H 4 C 25 H 19 N 5 O 3 S 2 501 162 52<br />
3-OC 2 H 5 -4-OC 2 H 5 -C 6 H 4 C 28 H 25 N 5 O 3 S 2 543 161 53<br />
% <strong>of</strong> C, H, N, S Cal / Found<br />
C H N S<br />
63.2 3.7 15.3 14.3<br />
63.0 3.5 15.2 14.0<br />
61.8 3.9 14.4 13.1<br />
61.5 3.8 14.2 13.0<br />
61.1 3.6 14.8 13.5<br />
61.0 3.5 14.6 13.2<br />
61.1 3.6 14.8 13.5<br />
61.0 3.5 14.5 13.2<br />
63.9 4.0 14.9 13.6<br />
63.7 4.2 14.7 13.5<br />
60.1 3.4 14.0 12.8<br />
60.0 3.2 13.9 12.6<br />
59.8 3.8 13.9 12.7<br />
59.5 3.7 13.6 12.2<br />
61.8 4.6 12.8 11.7<br />
61.6 4.4 12.5 11.6<br />
Table-1: Physical Constant <strong>of</strong> 3-[(3,6-diphenyl)-(1,2,4triazolo(3,4-b)(1,2,3)-thiadiazole]-2-aryl-thiazolidin-4-one (8a-h)<br />
18 23
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