2-Amino-5-methylbenzoic acid → 3-Methyl-5,6,7,8-tetrahydrocarbazole-1-carboxylic acid

HRID 1076187노트

반응식

HRID 1076187 반응식
Br[CH:2]1[CH2:7][CH2:6][CH2:5][CH2:4][C:3]1=O.[NH2:9][C:10]1[CH:18]=[CH:17][C:16]([CH3:19])=[CH:15][C:11]=1[C:12]([OH:14])=[O:13]>>[CH3:19][C:16]1[CH:15]=[C:11]([C:12]([OH:14])=[O:13])[C:10]2[NH:9][C:2]3[CH2:7][CH2:6][CH2:5][CH2:4][C:3]=3[C:18]=2[CH:17]=1

참가 물질

3

반응물 2

HCID 762552-Amino-5-methylbenzoic acidHCID 117897582-Bromocyclohexanone

생성물 1

HCID 117759873-Methyl-5,6,7,8-tetrahydrocarbazole-1-carboxylic acid수율 55%

실험 절차

Under the conditions of Example 60, 2-bromocyclohexanone is reacted with the methyl ester of 2-amino-5-methylbenzoic acid; after recrystallization from cyclohexane, the methyl ester of 3-methyl-5,6,7,8-tetrahydrocarbazole-1-carboxylic acid is obtained in a 55% yield, m.p. 111° C.

후처리

  1. customafter recrystallization from cyclohexane

출처 및 근거

ORD 기록
ord-28d549f2b70c47fca2e31f3628980678
출처 데이터셋
uspto-grants-1976_05
특허 번호
US03956295

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