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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 81543Generated: October 30, 2026

[1-(5-Bromo-2-fluoro-phenyl)-2,2-difluoro-1-hydroxymethyl-ethyl]-carbamic acid tert-butyl ester → 2-Amino-2-(5-bromo-2-fluoro-phenyl)-3,3-difluoro-propan-1-ol

https://huagongshe.com/reaction/81543

Reaction equation

Participants

RoleNameHCIDCharge
Reactant[1-(5-Bromo-2-fluoro-phenyl)-2,2-difluoro-1-hydroxymethyl-ethyl]-carbamic acid tert-butyl esterHCID 66665722—
SolventHydrochloric AcidHCID 313—
Solvent1,4-DioxaneHCID 31275—
Product2-Amino-2-(5-bromo-2-fluoro-phenyl)-3,3-difluoro-propan-1-olHCID 66666099—

Reaction Steps

A suspension of 10.22 g (26.6 mmol) [1-(5-bromo-2-fluoro-phenyl)-2,2-difluoro-1-hydroxymethyl-ethyl]-carbamic acid tert-butyl ester in 133 ml 4N HCl in dioxane was stirred for two h at rt. The mixture was evaporated to give the hydrochloride salt of 2-amino-2-(5-bromo-2-fluoro-phenyl)-3,3-difluoro-propan-1-ol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08846658B2
Source datasetuspto-grants-2014_09
ORD IDord-9d23d0c033414c6087bb3cb9b4d8140d
Source noteuspto-grants-2014_09