Hydrazinecarboxylic acid, ethyl ester → HCID 21525521, compound

Participants

Reaction Steps

In the manner given in Example 11, 8,9-dimethyl-6,11-dihydro-11-[[4-(2-hydroxyethyl)piperazino]acetyl]-5H-pyrido[2,3-b][1,5]benzodiazepin-5-thione is heated to about 200° C. with ethyl carbazate to give 6,7-dimethyl-2,9-dihydro-9-[[4-(2-hydroxyethyl)piperazino]acetyl]-3H-pyrido[3,2-c]-s-triazolo[4,3-a][1,5]benzodiazepin- 3-one.

Provenance & Evidence