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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 280811Generated: October 25, 2026

2,6-Dimethyl-4-aminopyrimidine → HCID 13176760, compound

https://huagongshe.com/reaction/280811

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,6-Dimethyl-4-aminopyrimidineHCID 68039—
ReactantBenzoic acid, 2-(isocyanatosulfonyl)-, methyl esterHCID 156281—
SolventAcetonitrileHCID 6342—
ProductHCID 13176760HCID 13176760—

Reaction Steps

To a suspension of 1.2 g of 4-amino-2,6-dimethylpyrimidine in 30 ml of dry acetonitrile with stirring was added 2.4 g of 2-methoxycarbonylbenzenesulfonylisocyanate. The mixture was stirred for two hours at ambient temperature, allowed to stand for sixteen hours and the desired product, which had precipitated, was removed by filtration and washed with butyl chloride to yield 2.4 g, m.p. 125°-127°. The product showed absorption peaks by Nuclear Magnetic Resource at 4.0, 2.62 and 2.9 ppm; consistent for the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04591378
Source datasetuspto-grants-1986_05
ORD IDord-5735051ee7314864b53c38f2ea089f2f
Source noteuspto-grants-1986_05