Ethyl 1-benzyl-4-methylpiperazine-2-carboxylate → Ethyl 4-methylpiperazine-2-carboxylate
반응식
C([N:8]1[CH2:13][CH2:12][N:11]([CH3:14])[CH2:10][CH:9]1[C:15]([O:17][CH2:18][CH3:19])=[O:16])C1C=CC=CC=1>[Pd]>[CH3:14][N:11]1[CH2:12][CH2:13][NH:8][CH:9]([C:15]([O:17][CH2:18][CH3:19])=[O:16])[CH2:10]1참가 물질
3
실험 절차
13.1 g. of 1-benzyl-4-methylpiperazine-2-carboxylic acid, ethyl ester in 100 ml. of absolute alcohol and 3 g. of palladium on charcoal are shaken at room temperature and 50 psi for 41/2 hours. The catalyst is filtered off and the residue is distilled to obtain 4-methylpiperazine-2-carboxylic acid, ethyl ester, b.p. 0.3 mm 84°-86°.
후처리
- custom2 hours
- filtrationThe catalyst is filtered off
- distillationthe residue is distilled
출처 및 근거
- ORD 기록
- ord-046bc07a9dda4d92858229e36825253a
- 출처 데이터셋
- uspto-grants-1980_04
- 특허 번호
- US04198509
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