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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1626071Generated: November 2, 2026

Acetaldehyde → HCID 86639358, compound

https://huagongshe.com/reaction/1626071

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetaldehydeHCID 177—
ReactantDichloromethaneHCID 6344—
ReactantMonomethyl FumarateHCID 5369209—
CatalystZincchlorideHCID 3007855—
ProductHCID 86639358HCID 86639358—

Reaction Steps

Adopting methods and procedures according to Iyer, et al., Synth. Commun. 1995, 25(18), 2739, chloroethyl methyl (2E)but-2-ene-1,4-dioate was prepared from methyl hydrogen fumarate (MHF), acetaldehyde, and anhydrous zinc(II) chloride in anhydrous dichloromethane (DCM). 1H NMR (CDCl3, 400 MHz): δ 6.95 (d, J=16.0 Hz, 1H), 6.85 (d, J=16.0 Hz, 1H), 6.60 (q, J=5.2 Hz, 1H), 3.81 (s, 3H), 1.83 (d, J=5.2 Hz, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08785443B2
Source datasetuspto-grants-2014_07
ORD IDord-9692876ed65c4b42ac7d2a7f2896f012
Source noteuspto-grants-2014_07