Hydrochloric Acid → Di-tert-butyl 1-(5-cyanothiophen-3-yl)hydrazine-1,2-dicarboxylate

Reaction equation

[CH3:27][C:28]([O:29][C:30](=[O:31])[CH3:32])=[O:33].[CH:4](=[O:5])[c:6]1[cH:7][c:8]([N:11]([NH:12][C:13](=[O:14])[O:15][C:16]([CH3:17])([CH3:18])[CH3:19])[C:20](=[O:21])[O:22][C:23]([CH3:24])([CH3:25])[CH3:26])[cH:9][s:10]1.[ClH:1].[NH2:2][OH:3].[cH:34]1[cH:35][cH:36][n:37][cH:38][cH:39]1>>[N:2]#[C:4][c:6]1[cH:7][c:8]([N:11]([NH:12][C:13](=[O:14])[O:15][C:16]([CH3:17])([CH3:18])[CH3:19])[C:20](=[O:21])[O:22][C:23]([CH3:24])([CH3:25])[CH3:26])[cH:9][s:10]1