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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1156449Generated: October 25, 2026

Pempidine → Ethyl 3-phenylprop-2-enoate

https://huagongshe.com/reaction/1156449

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPempidineHCID 6603—
ReactantTrioctylamineHCID 14227—
ReactantN-EthyldicyclohexylamineHCID 23563—
ReactantDiisopropylethylamineHCID 81531—
ReactantTri(2-ethylhexyl)amineHCID 102705—
ReactantLithium acetateHCID 3474584—
ReactantBenzyltrimethylammonium acetateHCID 13086341—
SolventTriethylamineHCID 8471—
ProductEthyl 3-phenylprop-2-enoateHCID 7649—

Reaction Steps

The procedure described in Example 1 is repeated, except that 0.03125 mol of one of the bases tri-n-octylamine, tris-(2-ethylhexyl)-amine, ethyl-dicyclohexylamine, triethylamine, ethyl-diisopropylamine, N-methyl-2,2,6,6-tetramethylpiperidine, lithium acetate and trimethyl-benzylammonium acetate is used in place of 0.03125 mol of tri-n-butylamine. After working up as described in Example 1, ethyl cinnamate is obtained in comparably good yields.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04335054
Source datasetuspto-grants-1982_06
ORD IDord-e511e4f9f090421ca5ee66ff077b40fb
Source noteuspto-grants-1982_06