ESTERS OF BENZOIC, 5-ARYLISOXAZOLE-3-CARBOXYLIC
Table 2. IR and 1Н NMR spectral data of compounds XII–XX, XXVI–LVI
1183
Comp. no.
IR spectrum, ν, cm–1
1Н NMR spectrum, δ, ppm (J, Hz)
XII
3343 (ОН); 1515 (Ar); 1035 (C–O)
0.94 d (3Н, Me, J 6.6), 2.36 s (3Н, MeС6Н4), 3.51
d (2Н, СН2О, J 6.6), 7.11 s (4Н, С6Н4)
XIII
3333 (ОН); 1512 (Ar); 1035 (C–O)
0.95 d (3Н, Me, J 6.5), 1.29 d (6Н, Me2C, J 6.3),
3.52 d (2Н, СН2О, J 5.6), 7.16 s (4Н, С6Н4)
XIV
XV
3384 (ОН); 1612, 1514 (Ar); 1251, 1180, 1033 (C–O)
3.82 s (3Н, Me), 4.63 s (2Н, СН2О)
3477, 3386 (ОН); 1608, 1594, 1516 (Ar); 1262, 1237, 3.71 s (6Н, 2Me), 4.42 s (2Н, СН2О)
1155, 1138, 1027(C–O)
XVI
3418 (OH); 1608, 1592, 1515 (Ar); 1263, 1236, 1159, 0.91 t (3Н, Me, J 6.6), 3.88 s (3H, MeO), 4.61 d
1138, 1036 (C–O)
3410 (OH); 1609, 1590, 1515 (Ar); 1260, 1235, 1160, 3.89 s (3H, MeO), 4.60 d (2Н, СН2О, J 5.8), 5.15 s
1134, 1032, 1004 (C–O) (2Н, PhСН2О)
(2Н, СН2О, J 5.8)
XVII
XVIII
XIX
3405 (OH); 1607, 1591, 1514 (Ar); 1261, 1234, 1164, 0.90 t (3Н, Me, J 6.5), 4.44 s (2Н, СН2О)
1137, 1045 (C–O)
3335, 3252 (OH); 1606, 1591, 1517 (Ar); 1258, 1234, 0.89 t (3Н, Me, J 6.5), 4.60 s (2Н, СН2О)
1136, 1041 (C–O)
XX
3414 (OH); 1608, 1592, 1515 (Ar); 1263, 1236, 1165, 0.98 t (6Н, 2Me, J 6.4), 4.00 t (4Н, 2СН2О, J 6.3),
1136, 1066, 1025 (C–O)
3150 (CHisoxazole); 1737, 1728 (C=O); 1611, 1589, 1571 0.95 t (3Н, Me, J 6.4), 4.42 t (2Н, СН2О, J 5.8),
(Ar); 1449 (C=N); 1246, 1144 (C–O) 6.92 s (1H, CHisoxazole
3138 (CHisoxazole); 1728 (C=O); 1616 (Ar); 1449 (C=N); 0.96 t (3Н, Me, J 6.4), 3.93 s (3H, Me), 4.42 t (2Н,
4.56 d (2Н, СН2О, J 5.9)
XXVI
XXVII
)
1245, 1140 (C–O)
СН2О,
J 5.8), 7.02 s (1H, CHisoxazole
)
XXVIII
XXIX
1728 (C=O); 1228, 1084 (C–O)
0.95 t (3Н, Me, J 6.4), 4.42 t (2Н, СН2О, J 5.8)
1720 (C=O); 1600, 1585, 1515 (Ar); 1274, 1213, 1112 (C– 1.06 d (3Н, Me, J 6.6), 2.35 s (3Н, MeС6Н4), 4.23
O) d (2Н, СН2О, J 5.6), 7.12 s (4Н, С6Н4)
3134 (CHisoxazole); 1729 (C=O); 1612, 1585, 1572, 1514 1.04 d (3Н, Me, J 6.6), 2.32 s (3Н, MeС6Н4), 4.28
XXX
(Ar); 1254, 1146, 1005 (C–O)
d (2Н, СН2О, J 5.6), 6.82 s (1H, CHisoxazole), 7.10 s
(4Н, С6Н4)
XXXI
3139 (CHisoxazole); 1733 (C=O); 1616, 1595, 1574, 1513 1.04 d (3Н, Me, J 6.6), 2.32 s and 2.43 s (6Н,
(Ar); 1240, 1140, 1005 (C–O)
MeС6Н4), 4.27 d (2Н, СН2О, J 5.6), 6.83 s (1H,
CHisoxazole), 7.10 s (4Н, С6Н4)
ХХXII
1735 (C=O); 1515 (Ar); 1223, 1084, 986 (C–O)
1.04 d (3Н, Me, J 6.6), 2.32 s (3Н, MeС6Н4), 4.32
d (2Н, СН2О, J 5.6), 7.09 s (4Н, С6Н4)
XXXIII
1732 (C=O); 1612, 1591, 1573, 1512 (Ar); 1239, 1140, 1.05 d (3Н, Me, J 6.5), 1.24 d (6Н, Me2C, J 6.9),
1004
4.29 d (2Н, СН2О, J 5.6), 7.14 s (4Н, С6Н4)
(C–O)
XXXIV
3140 (CHisoxazole); 1733 (C=O); 1615, 1595, 1572, 1511 1.05 d (3Н, Me, J 6.5), 1.24 d (6Н, Me2C, J 6.3),
(Ar); 1240, 1139, 1004 (C–O)
2.43 s (3Н, MeС6Н4), 4.27 d (2Н, СН2О, J 5.6),
6.85 s (1H, CHisoxazole), 7.14 s (4Н, С6Н4)
XXXV
1736 (C=O); 1512 (Ar); 1223, 1084, 986 (C–O)
1.02 d (3Н, Me, J 6.5), 1.24 d (6Н, Me2C, J 6.3),
4.24 d (2Н, СН2О, J 5.6), 7.11 s (4Н, С6Н4)
XXXVI
1717 (C=O); 1613, 1601, 1585, 1515 (Ar); 1272, 1249, 3.83 s (3H, Me), 5.32 s (2Н, СН2О)
1175, 1109, 1070, 1035, 1027 (C–O)
XXXVII 3129 (CHisoxazole); 1727 (C=O); 1613, 1571, 1516 (Ar); 3.83 s (3H, Me), 5.39 s (2Н, СН2О), 6.91 s (1H,
1257, 1231, 1182, 1137, 1032, 1005, 979 (C–O) CHisoxazole
)
RUSSIAN JOURNAL OF GENERAL CHEMISTRY Vol. 84 No. 6 2014