C(OC([N:8]1[CH2:13][CH2:12][C:11]2[CH:14]=[CH:15][S:16][C:10]=2[CH2:9]1)=O)(C)(C)C.[ClH:17]>CO>[ClH:17].[S:16]1[C:10]2[CH2:9][NH:8][CH2:13][CH2:12][C:11]=2[CH:14]=[CH:15]1To a solution of 1.427 g (5.962 mmol) of 6-tert-butoxycarbonyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine in 5 ml of methanol, 3 ml of concentrated hydrochloric acid was added, followed by stirring at room temperature for 1 hour. The solvent was distilled off under reduced pressure to yield the desired product.
Wird geladen…