Category:
Pharmaceutical Excipients
CAS NO:
719300-59-1
Standard:
USP,
This cationic intermediate, 1-(chloromethyl)-1-methyl-4-(2-methyl-10H-benzo[b]thieno[2,3-e][1,4]diazepin-4-yl)piperazin-1-ium, serves as a critical scaffold in heterocyclic synthesis. Its core process involves quaternization of substituted piperazines with benzothienodiazepine derivatives.
Requires storage below -20°C under inert atmosphere. Strict PPE protocols apply due to potential alkylating hazards; avoid skin contact and inhalation during handling.