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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 436784Generated: October 26, 2026

1-Chloro-3-hydroxy-2-propanone → 7-chloro-2-[[2-chloro-1-(hydroxymethyl)ethylidene]hydrazino]-5-phenyl-3H-1,4-benzodiazepine

https://huagongshe.com/reaction/436784

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Chloro-3-hydroxy-2-propanoneHCID 90494—
Reactant7-Chloro-2-hydrazinyl-5-phenyl-3H-1,4-benzodiazepineHCID 12390874—
SolventTetrahydrofuranHCID 8028—
Product7-chloro-2-[[2-chloro-1-(hydroxymethyl)ethylidene]hydrazino]-5-phenyl-3H-1,4-benzodiazepineHCID 86734819—

Reaction Steps

In the manner given in Example 1, 7-chloro-2-hydrazino-5-phenyl-3H-1,4-benzodiazepine in tetrahydrofuran can be treated with 1-chloro-3-hydroxypropanone under nitrogen to give 7-chloro-2-[[2-chloro-1-(hydroxymethyl)ethylidene]hydrazino]-5-phenyl-3H-1,4-benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04028356
Source datasetuspto-grants-1977_06
ORD IDord-c953ac423ce8481e94a2a2ff5cce764e
Source noteuspto-grants-1977_06