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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2178140Generated: October 30, 2026

Ammonium Chloride → HCID 71662966, compound

https://huagongshe.com/reaction/2178140

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmonium ChlorideHCID 25517—
ReactantSodium borohydrideHCID 4311764—
ReactantHCID 71662965HCID 71662965—
SolventEthanolHCID 702—
ProductHCID 71662966HCID 71662966100.2%

Reaction Conditions

Temperature0 °C

Reaction Steps

To a solution of ethyl 5-(trifluoromethyl)-4,5-dihydroisoxazole-3-carboxylate (1.0 g, 4.74 mmol) in EtOH (10 ml) was slowly added at 0° C. sodium borohydride (197 mg, 5.21 mmol) and the suspension was stirred at 0° C. for 4 h. The suspension was treated with half saturated aqueous NH4Cl, stirring was continued for 10 minutes, the mixture was extracted with diethylether, the organic layers were dried and evaporated (70 mbar/40° C.) to give crude (5-(trifluoromethyl)-4,5-dihydroisoxazol-3-yl)methanol (803 mg) as a colorless oil which was used without further purification. MS: m/z=169 [M]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09067926B2
Source datasetuspto-grants-2015_06
ORD IDord-de5c201257c94cf589f2712fb9230b47
Source noteuspto-grants-2015_06