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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 67642Generated: October 26, 2026

2-Tolyl isocyanate → HCID 178424380, compound

https://huagongshe.com/reaction/67642

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Tolyl isocyanateHCID 69194—
ReactantHCID 178429390HCID 178429390—
SolventO-XyleneHCID 7237—
ProductHCID 178424380HCID 178424380—

Reaction Steps

A mixture of 22.4 g (0.2 mol) 5-hydroxy-1,3-dimethyl-1H-pyrazole [K. Auwers, J.Prakt.Chem., 110, 153 (1925)], 26.6 g (0.2 mol) o-tolylisocyanate in 150 ml xylene containing 1 ml triethylamine is heated to reflux for 1.5 hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04346097
Source datasetuspto-grants-1982_08
ORD IDord-641a77feb1c94802982b5f42d991a4be
Source noteuspto-grants-1982_08