반응 #11091

반응 방정식

16a

(S)-[imino-(4-{[(3-methanesulfonylamino-4-oxo-4,6,7,8-tetrahydro-pyrrolo[1,2-a]pyrimidine-6-carbonyl)-amino]-methyl)-phenyl)-methyl]-carbamic acid tert-butyl ester

intermediate 3a

(S)-[(4-{[(3-diethylamino-4-oxo-4,6,7,8-tetrahydro-pyrrolo[1,2-a]pyrimidine-6-carbonyl)-amino]-methyl}-phenyl)-imino-methyl]-carbamic acid tert-butyl ester

4-methoxybenzene sulfonyl chloride

→

31a

수율 46.2%

(S)-{imino-[4-({[3-(4-methoxy-benzenesulfonylamino)-4-oxo-4,6,7,8-tetrahydro-pyrrolo[1,2-a]pyrimidine-6-carbonyl]-amino}-methyl)-phenyl]-methyl}-carbamic acid tert-butyl ester

수율 46.2%

반응 조건

실험 절차

Following a procedure similar to that for the preparation of 16a, intermediate 3a (50 mg, 0.117 mmol) and 4-methoxybenzene sulfonyl chloride (31.4 mg, 0.152 mmol) yielded 32.2 mg (46.2%) of 31a. MS (ESI) 597.0 (M+H+).

출처