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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1048513Generated: October 30, 2026

Ethyl 2-bromo-2-cyclopropylacetate → Ethyl 2-((3S,5R,6S)-3-allyl-5-(3-chlorophenyl)-6-(4-chlorophenyl)-3-methyl-2-oxopiperidin-1-yl)-2-cyclopropylacetate

https://huagongshe.com/reaction/1048513

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 2-bromo-2-cyclopropylacetateHCID 44222804—
Reactant(3S,5R,6S)-3-allyl-5-(3-chlorophenyl)-6-(4-chlorophenyl)-3-methylpiperidin-2-oneHCID 58574008—
ProductEthyl 2-((3S,5R,6S)-3-allyl-5-(3-chlorophenyl)-6-(4-chlorophenyl)-3-methyl-2-oxopiperidin-1-yl)-2-cyclopropylacetateHCID 68000455—

Reaction Steps

Coupling of (3S,5R,6S)-3-allyl-5-(3-chlorophenyl)-6-(4-chlorophenyl)-3-methylpiperidin-2-one (Example 71, Step D) and ethyl 2-bromo-2-cyclopropylacetate (Example 249, Step A) using the procedure as described in Example 9, step A afforded the title compound as a mixture of two diastereomers.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08569341B2
Source datasetuspto-grants-2013_10
ORD IDord-d3d6230711634841a71665e5db2b7c6c
Source noteuspto-grants-2013_10