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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1193113Generated: October 27, 2026

2,4-Dichloro-5-fluoropyrimidine → 2-Chloro-4,5-dimethylpyrimidine

https://huagongshe.com/reaction/1193113

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-Dichloro-5-fluoropyrimidineHCID 250705—
Reactant2-Chloro-5-fluoro-4-methylpyrimidineHCID 20778073—
Product2-Chloro-4,5-dimethylpyrimidineHCID 12581784—

Reaction Steps

The title compound was prepared in a manner analogous to Intermediate 65, substituting 2,4-dichloro-5-methylpyrimidine for 2,4-dichloro-5-fluoropyrimidine. MS (ESI): mass calculated for C6H7ClN2, 142.03, m/z found 143.1 [M+1]+. 1H NMR (500 MHz, CDCl3): 8.32-8.25 (m, 1H), 2.52-2.46 (m, 3H), 2.28-2.22 (m, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08680275B2
Source datasetuspto-grants-2014_03
ORD IDord-38c1d055142147ca8d174cac49a21d4f
Source noteuspto-grants-2014_03