Table 1.
Experimental Spectra (cm−1) | ||||||
---|---|---|---|---|---|---|
5 | 7a | 7c | 10 | 11 | 13 | |
- | 1719 | 1704 | - | 1715 | 1710 | C=O stretching |
1664 | 1652 | 1650 | 1625 | 1627 | 1629 | C=C stretching in allyl/vinyl chains |
1465–1450 | 1465–1450 | 1458 | 1465–1450 | 1465–1450 | 1458 | CH3, CH2, CH bending in side chain and cycloalkane ring |
- | 1350 | 1367 | 1370 | - | 1360 | P=O stretching, CH3, CH2, CH bending in side chain |
1324 | 1325 | 1326 | 1325 | 1322 | 1334 | |
1284 | 1265 | 1275 | - | - | - | P-O stretching in O=P-O-C moiety |
- | - | - | 1260 | - | 1261 | P-C stretching in O=P-C=C moiety |
1234 | 1235 | 1235 | 1237 | 1234 | 1234 | P=O, CH3, CH2, CH bending in side chain and cycloalkane ring |
- | 1170 | 1187 | 1170 | 1173 | 1186 s | P-O stretching, CH3, CH2, CH bending and C-C stretching in cycloalkane ring, C-O stretching |
1143 | 1141 | 1145 | - | - | 1141 | |
1105 | 1097 | 1098 | 1100 | 1100 | 1101 | |
1038 | 1036 | 1044 | 1039 | 1039 | 1040 | |
921 | 921 | 922 | - | - | - | P-O bending in O=P-O-C moiety |
- | - | - | 790 | 795 | 792 | P-C bending in O=P-C=C moiety |
- | 755 | 766 | - | 752 | 752 | O-C=O stretching, CH3, CH2, CH bending in cycloalkane ring |
736 | 745 | 732 | 735 | 735 | 735 | CH3, CH2, CH bending in cycloalkane ring |
704 | 708 | 707 | 704 | 704 | 707 | CH3, CH2 in side chain, P-O stretching |
662 | 665 | 657 | 661 | 661 | 662 | CH3, CH2, CH bending in cycloalkane ring, in side chains, stretching C-C in cycloalkane ring |
614 | 618 | 614 | 619 | 618 | 620 | |
615 | 595 | - | 593 | 595 | 619 | |
560 | 558 | - | 561 | 560 | 560 w | |
535 | 535 | 530 | 531 | 530 | 533 s | |
460 | 459 | 470 | 560 | 460 | 462 | stretching C-C in cycloalkane ring, C-H bending |
414 | 410 | 402 | 414 | 410 | 413 | |
388 | 389 | - | 386 | - | - | |
232 | 234 | 240 | 233 | - | 236 | OH bending |
vw—very weak, w—weak, s—strong.