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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1962893Generated: October 26, 2026

Phosphorus oxychloride → 2-Chloro-4-difluoromethyl-6-(6-trifluoromethyl-pyridin-3-yl)-pyrimidine

https://huagongshe.com/reaction/1962893

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphorus oxychlorideHCID 24813—
Reactant6-Difluoromethyl-4-(6-trifluoromethyl-pyridin-3-yl)-1h-pyrimidin-2-oneHCID 67393475—
Product2-Chloro-4-difluoromethyl-6-(6-trifluoromethyl-pyridin-3-yl)-pyrimidineHCID 86624632—

Reaction Steps

The title compound was prepared from 6-difluoromethyl-4-(6-trifluoromethyl-pyridin-3-yl)-1H-pyrimidin-2-one (6.37 g, 0.022 mol) and phosphoroxychloride (34 ml) according to the general procedure I. Obtained as a brown oil (6.65 g, 98%). MS (ISP) 310.2 [(M+H)+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08415380B2
Source datasetuspto-grants-2013_04
ORD IDord-167395a9478a426ba05e6d254c90052b
Source noteuspto-grants-2013_04