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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 922540Generated: October 25, 2026

hydrogen chloride CPME → 2'-chloro-N-(4-{trans-2-[(cyclopropylmethyl)amino]cyclopropyl}phenyl)biphenyl-4-carboxamide hydrochloride

https://huagongshe.com/reaction/922540

Reaction equation

Participants

RoleNameHCIDCharge
Reactanthydrogen chloride CPMEHCID 66926893—
Reactanttert-Butyl [trans-2-(4-{[(2'-chlorobiphenyl-4-yl)carbonyl]amino}phenyl)cyclopropyl](cyclopropylmethyl)-carbamateHCID 86729906—
SolventTetrahydrofuranHCID 8028—
Product2'-chloro-N-(4-{trans-2-[(cyclopropylmethyl)amino]cyclopropyl}phenyl)biphenyl-4-carboxamide hydrochlorideHCID 86729904128.9%

Reaction Conditions

Temperature0 °C

Reaction Steps

tert-Butyl [trans-2-(4-{[(2′-chlorobiphenyl-4-yl)carbonyl]amino}phenyl)cyclopropyl](cyclopropylmethyl)-carbamate (115 mg) was dissolved in THF (0.5 mL), and the mixture was ice-cooled to 0° C. 4N Hydrochloric acid/cyclopentyl methyl ether solution (5 mL) was added, and the mixture was stirred at room temperature overnight. The solvent was evaporated under reduced pressure. The residue was recrystallized from methanol/diisopropyl ether to give the title compound (65.0 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09278931B2
Source datasetuspto-grants-2016_03
ORD IDord-a5a9329d8a6244cb913d5ad74dc789b4
Source noteuspto-grants-2016_03