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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1258442Generated: November 1, 2026

Piperidine → 4-Piperidin-1-yl-but-2-enoic acid methyl ester

https://huagongshe.com/reaction/1258442

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperidineHCID 8082—
Reactant2-Butenoic acid, 4-bromo-, methyl esterHCID 5369175—
SolventDichloromethaneHCID 6344—
Product4-Piperidin-1-yl-but-2-enoic acid methyl esterHCID 57229306—

Reaction Conditions

Temperature0 °C

Reaction Steps

Methyl 4-bromocrotonate (2 g, 11.2 mmol) was dissolved in dichloromethane (20 mL) and cooled to 0° C. Piperidine (1.11 mL, 11.2 mmol) was added slowly. The mixture was stirred at 0° C. for 1 hour. The solvent was removed in vacuo. The crude material was used as is. MS m/z 184 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08466165B2
Source datasetuspto-grants-2013_06
ORD IDord-e09960a4b16849b39a38e2d8084afde1
Source noteuspto-grants-2013_06