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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1680146Generated: October 31, 2026

Hydrogen Bromide → HCID 54251945, compound

https://huagongshe.com/reaction/1680146

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen BromideHCID 260—
ReactantWaterHCID 962—
ReactantHCID 54004146HCID 54004146—
SolventDiethyl EtherHCID 3283—
ProductHCID 54251945HCID 54251945—

Reaction Steps

2.84 g of the alcohol III prepared as described in Example 1 were dissolved in 50 ml of ether and an equimolar amount of a solution of HBr in ether was added dropwise at -70° C., whilst stirring. The reaction mixture was then kept for 15 minutes at from -60° to -70° C. and thereafter for 15 minutes at -15° C. 30 ml of water were then added and the organic phase was separated off, washed neutral, dried and concentrated. 3.2 g of a residue (crude yield 93.5%) were left; the structure of the material was determined by IR, NMR and UV spectroscopy.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04272456
Source datasetuspto-grants-1981_06
ORD IDord-bc55f9eedb3b4a8d9fde0c34c930b685
Source noteuspto-grants-1981_06