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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2071937Generated: October 28, 2026

Ethyl bromoacetate → HCID 20492346, compound

https://huagongshe.com/reaction/2071937

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl bromoacetateHCID 7748—
Reactant4-(Benzyloxy)-2,2,6,6-tetramethylpiperidineHCID 13841721—
SolventEthanolHCID 702—
ProductHCID 20492346HCID 20492346—

Reaction Steps

A mixture of 4-benzyloxy-2,2,6,6-tetramethylpiperidine and 1.67 parts of ethyl α-bromoacetate in 30 parts of ethyl alcohol was heated under reflux conditions for 115 hours. The ethyl alcohol solvent was removed by distillation under reduced pressure and the residue fractionally distilled to give 4-benzyloxy-1-ethoxycarbonylmethyl-2,2,6,6-tetramethylpiperidine having a boiling point of 145°-6° C at 0.2 m.m. of Hg. and the following elemental analysis by weight:

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04049647
Source datasetuspto-grants-1977_09
ORD IDord-381a271ae701481e9cc4e2d453ac18c6
Source noteuspto-grants-1977_09