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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1647829Generated: October 31, 2026

Sodium Azide → HCID 21801972, compound

https://huagongshe.com/reaction/1647829

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium AzideHCID 33557—
ReactantHCID 19920996HCID 19920996—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
ProductHCID 21801972HCID 2180197269.9%

Reaction Conditions

Temperature80 °C

Reaction Steps

A suspension of 5.0 g (0.0184 mole) of 3-chloro-1-phenyl-2,3,4,5-tetrahydro-1-benzoazepin-2(1H)-one and 1.8 g (0.0277 mole) of sodium azide suspended in 50 ml of dimethylformamide was stirred at a bath temperature of 80° C. overnight. Next, to the mixture was added 1.0 g (0.0154 mole) of sodium azide, and the mixture was stirred for 8 hours. The reaction mixture was diluted with water and then extracted with ethyl acetate. The ethyl acetate layer was washed with water and dried, and the solvent was removed under reduced pressure to obtain a residue. The residue was recrystallized from ethyl acetate to obtain 3.58 g of the title compound as colorless crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05434148
Source datasetuspto-grants-1995_07
ORD IDord-554212ff369f410f8603dc480ade50b9
Source noteuspto-grants-1995_07