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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1183470Generated: October 26, 2026

Tert-butyl (5-(4-bromophenyl)-3-methylisoxazol-4-yl)carbamate → 1-[4'-(4-tert-Butoxycarbonylamino-3-methyl-isoxazol-5-yl)-biphenyl-4-yl]-cyclobutanecarboxylic acid ethyl ester

https://huagongshe.com/reaction/1183470

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTert-butyl (5-(4-bromophenyl)-3-methylisoxazol-4-yl)carbamateHCID 66577242—
ReactantEthyl 1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)cyclobutane-1-carboxylateHCID 66577750—
Product1-[4'-(4-tert-Butoxycarbonylamino-3-methyl-isoxazol-5-yl)-biphenyl-4-yl]-cyclobutanecarboxylic acid ethyl esterHCID 66577835—

Reaction Steps

Prepared according to the procedure described in Example 42, Step 2, using [5-(4-bromo-phenyl)-3-methyl-isoxazol-4-yl]-carbamic acid tert-butyl ester and 1-[4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-cyclobutanecarboxylic acid ethyl ester.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08664220B2
Source datasetuspto-grants-2014_03
ORD IDord-eba9862d30d94cb99a8812a00e6684e5
Source noteuspto-grants-2014_03