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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 328101Generated: October 25, 2026

Chloroacetaldehyde → 7-chloro-2-[(2-chloroethylidene)hydrazino]-5-(o-chlorophenyl)-3H-1,4-benzodiazepine

https://huagongshe.com/reaction/328101

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChloroacetaldehydeHCID 33—
Reactant7-Chloro-5-(2-chlorophenyl)-2-hydrazinyl-3H-1,4-benzodiazepineHCID 12390875—
Product7-chloro-2-[(2-chloroethylidene)hydrazino]-5-(o-chlorophenyl)-3H-1,4-benzodiazepineHCID 53717465—

Reaction Steps

In the manner given in Example 1, 7-chloro-2-hydrazino-5-(o-chlorophenyl)-3H-1,4-benzodiazepine can be reacted with α-chloroacetaldehyde to give 7-chloro-2-[(2-chloroethylidene)hydrazino]-5-(o-chlorophenyl)-3H-1,4-benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04016165
Source datasetuspto-grants-1977_04
ORD IDord-6aea8d378a994443891f75781c257e8a
Source noteuspto-grants-1977_04