| Comp. No. | IR V・cm-1 (KBr) | UV (EtOH) λmax | |||
| N-H | C=O | C=N | other | ||
| 3b | 3115 | 1660 | 1607 | 3200 (OH) | 318 |
| 4b | 3120 | 1671 | 1611 | 3191 (OH) | 320 |
| 5b | 3190 | 1665 | 1599 | 738(C-Cl) | 305 |
| 6b | 3211 | 1681 | 1619 | 1262(C-N) | 317 |
| 7b | 3230 | 1669 | 1600 | 1619(C=C) | 302 |
| 8b | 3220 | 1676 | 1580 | 624(C-Br) | 309 |
| 9b | 3235 | 1680 | 1616 | 1110(C-Br) | 310 |
| 10b | 3175 | 1662 | 1632 | (C-OC) | 303 |