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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1031348Generated: October 31, 2026

Phosphorus oxychloride → 2-Benzylthio-6,7-dichloro-5-methyl-1,2,4-triazolo[1,5-a]pyrimidine

https://huagongshe.com/reaction/1031348

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphorus oxychlorideHCID 24813—
ReactantHCID 178432410HCID 178432410—
Product2-Benzylthio-6,7-dichloro-5-methyl-1,2,4-triazolo[1,5-a]pyrimidineHCID 1078227568%

Reaction Steps

This material was prepared in 68% yield from 2-benzylthio-6-chloro-7-hydroxy-5-methyl-1,2,4-triazolo-[1,5-a]pyrimidine and phosphorus oxychloride following the general procedure described in Example 20. The desired product was isolated as a solid, m.p. 103°-105° C. IR and 1H NMR spectra were in agreement with the assigned structure.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04954163
Source datasetuspto-grants-1990_09
ORD IDord-7cd52da327004563850c2093eb326ef8
Source noteuspto-grants-1990_09