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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 543569Generated: October 30, 2026

Hydrochloric Acid → N-(3-bromo-4-difluoromethoxyphenyl)-1-methylcyclopropanecarboxamide

https://huagongshe.com/reaction/543569

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPyridineHCID 1049—
Reactant1-Methylcyclopropane-1-carbonyl chlorideHCID 12789939—
Reactant3-Bromo-4-(difluoromethoxy)anilineHCID 13295032—
SolventEthyl AcetateHCID 8857—
ProductN-(3-bromo-4-difluoromethoxyphenyl)-1-methylcyclopropanecarboxamideHCID 1331470896%

Reaction Steps

In the same manner as in Example 3 but using 3-bromo-4-difluoromethoxyaniline (2.4 g) and 1-methylcyclopropanecarbonyl chloride (1.2 g) with pyridine (0.8 g) as the hydrogen chloride-eliminating agent and ethyl acetate as the solvent, the operations were effected to give N-(3-bromo-4-difluoromethoxyphenyl)-1-methylcyclopropanecarboxamide (3.1 g). M.P., 71°-71.5° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04447260
Source datasetuspto-grants-1984_05
ORD IDord-29662b1cb7b847b7b138451e86bf353a
Source noteuspto-grants-1984_05