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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 436576Generated: October 30, 2026

Sodium hydride → 1-(dimethylamino)methyl-8-bromo-6-(2-pyridyl)-4H-s-triazolo[4,3-a][1,4]benzodiazepine

https://huagongshe.com/reaction/436576

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
ReactantDimethylhydroxylamineHCID 27970—
Reactant8-bromo-1-(chloromethyl)-6-(2-pyridyl)-4H-s triazolo[4,3-a][1,4]benzodiazepineHCID 20361200—
SolventDimethylformamideHCID 6228—
Product1-(dimethylamino)methyl-8-bromo-6-(2-pyridyl)-4H-s-triazolo[4,3-a][1,4]benzodiazepineHCID 12612380—

Reaction Steps

In the manner given in Example 16, a solution of N,N-dimethylhydroxylamine in dimethylformamide is treated with sodium hydride suspended in mineral oil, and the mixture is treated with 8-bromo-1-(chloromethyl)-6-(2-pyridyl)-4H-s-triazolo[4,3-a][1,4]benzodiazepine to give 8-bromo-1-[(dimethylamino)methyl]-6-(2-pyridyl)-4H-s-triazolo[4,3-a][1,4]benzodiazepine, N1 -oxide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04009175
Source datasetuspto-grants-1977_02
ORD IDord-22f140d5138542e8a1a7158bd60d20b5
Source noteuspto-grants-1977_02