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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 867442Generated: October 30, 2026

2-Butynedioic acid → HCID 53635901, compound

https://huagongshe.com/reaction/867442

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Butynedioic acidHCID 371—
ReactantHCID 14390159HCID 14390159—
ProductHCID 53635901HCID 5363590166.3%

Reaction Steps

Prepared by the method described in Example 16 from N-hexyl-N'-1-naphthalenylthiourea (8.0 g, 28 mmoles) and acetylenedicarboxylic acid (3.4 g, 28 mmoles). Recrystallization from acetonitrile gave the product (7.1 g), mp 144°-145° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04775677
Source datasetuspto-grants-1988_10
ORD IDord-dd0b3897185b4db5b79a43d01397a4e8
Source noteuspto-grants-1988_10