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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 889385Generated: October 29, 2026

(4-Chlorophenyl)hydrazine → [2-(4-Chloro-phenyl)-2,4,5,6,7,8-hexahydro-cycloheptapyrazol-3-yl]-cyclohexyl-acetic acid ethyl ester

https://huagongshe.com/reaction/889385

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(4-Chlorophenyl)hydrazineHCID 70624—
Reactant2-Cyclohexyl-3-oxo-3-(2-oxo-cycloheptyl)-propionic acid ethyl esterHCID 67387282—
SolventEthanolHCID 702—
Product[2-(4-Chloro-phenyl)-2,4,5,6,7,8-hexahydro-cycloheptapyrazol-3-yl]-cyclohexyl-acetic acid ethyl esterHCID 67387348—

Reaction Steps

In analogy to the procedure described in example 1.3, 2-cyclohexyl-3-oxo-3-(2-oxo-cycloheptyl)-propionic acid ethyl ester was condensed with (4-chloro-phenyl)-hydrazine (CAS Reg. No. 1073-69-4) in ethanol to give the title compound as orange oil. MS: m/e=415.3 [M+H+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08252826B2
Source datasetuspto-grants-2012_08
ORD IDord-679dbc9fa00047bf8b77c5298b0ad613
Source noteuspto-grants-2012_08