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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 236709Generated: October 29, 2026

Dimethyl N-cyanodithioiminocarbonate → Carbamimidothioic acid, N-cyano-N'-2-propynyl-, methyl ester

https://huagongshe.com/reaction/236709

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl N-cyanodithioiminocarbonateHCID 66289—
ReactantPropargylamineHCID 239041—
SolventAcetonitrileHCID 6342—
ProductCarbamimidothioic acid, N-cyano-N'-2-propynyl-, methyl esterHCID 280574881.3%

Reaction Steps

A solution of dimethyl cyanodithioimidocarbonate (16.00 g, 0.109 mole) and propargyl amine (6.03 g, 0.109 mole) in acetonitrile (320 ml) was stirred at reflux for 4 hours, and then at 25° for 12 hours. Workup gave the title compound A (13.58 g, 81%), mp 160°-164°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04157347
Source datasetuspto-grants-1979_06
ORD IDord-0f6a1139c6994ad0bdc98e93cc3e0f16
Source noteuspto-grants-1979_06