Tetraethyl vinylidene phosphonate → [4-Oxo-4-(2-thiophenyl)-butylidene]bisphosphonic acid tetraethyl ester
반응식
[CH2:1]([O:3][P:4]([C:9]([P:11](=[O:18])([O:15][CH2:16][CH3:17])[O:12][CH2:13][CH3:14])=[CH2:10])(=[O:8])[O:5][CH2:6][CH3:7])[CH3:2].C[O:20][C:21]1[CH:41]=[CH:40][C:24]2N=C(NC(=O)CC(=O)C3C=CC=CC=3)[S:27][C:23]=2[CH:22]=1>>[CH2:16]([O:15][P:11]([CH:9]([P:4](=[O:8])([O:5][CH2:6][CH3:7])[O:3][CH2:1][CH3:2])[CH2:10][CH2:22][C:21](=[O:20])[C:41]1[S:27][CH:23]=[CH:24][CH:40]=1)(=[O:18])[O:12][CH2:13][CH3:14])[CH3:17]참가 물질
3
실험 절차
Ethenylidenebisphosphonic acid tetraethyl ester (I) and 2-acetylthiophene (II, 0.76 ml); MS (m/e) 426, 381, 315, 289, 261, 152 and 111; IR (neat) 1663, 1518, 1478, 1443, 1416, 1392, 1368, 1355, 1250, 1164 and 1142 cm-1 ; NMR (CDCl3) 7.77, 7.62, 7.12, 4.2, 3.32, 2.58, 2.36 and 1.33 δ; CMR (CDCl3) 192, 144, 133.5, 135.5, 128, 62, 38, 32.5 (t), 20.5 and 16 δ.
출처 및 근거
- ORD 기록
- ord-74467a9b1daa460a8251080b0838f088
- 출처 데이터셋
- uspto-grants-1997_02
- 특허 번호
- US05602115
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