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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 562906Generated: October 30, 2026

Boron tribromide → HCID 136407406, compound

https://huagongshe.com/reaction/562906

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBoron tribromideHCID 25134—
ReactantHCID 66995258HCID 66995258—
SolventDichloromethaneHCID 6344—
ProductHCID 136407406HCID 136407406—

Reaction Steps

Ethyl 3-(3-cyano-4-methoxyphenyl)-5-isoxazolecarboxylate and tribromoborane were dissolved in a dichloromethane solution, followed by stirring for 2 hours under ice-cooling. Further, the mixture was stirred at 40° C. for 30 minutes to obtain ethyl 3-(3-cyano-4-hydroxyphenyl)-5-isoxazolecarboxylate. APN: 257.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08067446B2
Source datasetuspto-grants-2011_11
ORD IDord-615ee2f5299f4f1fbf2c27b22564aabd
Source noteuspto-grants-2011_11