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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 436578Generated: October 26, 2026

Hydroxylamine → 8-chloro-1-[(hydroxyamino)methyl]-6-phenyl-4H-s-triazolo [4,3-a][1,4]benzodiazepine

https://huagongshe.com/reaction/436578

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroxylamineHCID 787—
ReactantSodium hydrideHCID 24758—
Reactant8-chloro-1-(chloromethyl)-6-phenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepineHCID 12612345—
SolventDimethylformamideHCID 6228—
Product8-chloro-1-[(hydroxyamino)methyl]-6-phenyl-4H-s-triazolo [4,3-a][1,4]benzodiazepineHCID 20361238—

Reaction Steps

In the manner given in Example 15, 8-chloro-1-(chloromethyl)-6-phenyl-4H-s-triazolo[4,3-a][1,4]-benzodiazepine is treated with a cold mixture of hydroxylamine and sodium hydride in dimethylformamide to give 8-chloro-1-[(hydroxyamino)methyl]-6-phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04009175
Source datasetuspto-grants-1977_02
ORD IDord-cf5d8796dfdf4f189fcb873b24beba7c
Source noteuspto-grants-1977_02