Phosphorus tribromide → 3-Methyl-6-(3,4-methylenedioxyphenyl)-3-hexenyl bromide
반응식
[CH2:1]1[O:9][C:8]2[CH:7]=[CH:6][C:5]([CH2:10][CH2:11][CH:12]([C:14]3([CH3:17])[CH2:16][CH2:15]3)O)=[CH:4][C:3]=2[O:2]1.P(Br)(Br)[Br:19].[Br-].[Li+]>[Br-].[Zn+2].[Br-]>[CH3:17][C:14](=[CH:12][CH2:11][CH2:10][C:5]1[CH:6]=[CH:7][C:8]2[O:9][CH2:1][O:2][C:3]=2[CH:4]=1)[CH2:15][CH2:16][Br:19]참가 물질
5
실험 절차
[V; Ar is 3,4-methylenedioxyphenyl, R is CH3 ] was prepared from 17.6 g. of 2-(3,4-methylenedioxyphenyl)ethyl 1-methylcyclopropyl carbinol (Preparation B3), 20.3 g. of phosphorus tribromide, 18.5 g. of lithium bromide and 21 g. of zinc bromide according to the procedure given above in Preparation C1, affording 19 g. of product as an oil.
후처리
- custom[V; Ar is 3,4-methylenedioxyphenyl, R is CH3 ] was prepared from 17.6 g
- customaffording 19 g
출처 및 근거
- ORD 기록
- ord-4a3352d526254959974bb41f7b09f314
- 출처 데이터셋
- uspto-grants-1978_06
- 특허 번호
- US04093736
반응 노트
불러오는 중…