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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 483598Generated: October 30, 2026

Pyrrolidine → 4-Chloro-2,6-di(pyrrolidin-1-yl)pyrimidine

https://huagongshe.com/reaction/483598

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrrolidineHCID 31268—
Reactant2,4,6-TrichloropyrimidineHCID 77378—
Product4-Chloro-2,6-di(pyrrolidin-1-yl)pyrimidineHCID 70369974%

Reaction Steps

U.S. Pat. No. 4,996,318 discloses that treatment of 2,4,6-trichloropyrimidine (I) with pyrrolidine (II) at 20°-25° for 4 hrs gives 2,4-di(1-pyrrolidinyl)-6-chloropyrimidine (III) in 74.0% yield. The yield of 4,6-di(1-pyrrolidinyl)-2-chloropyrimidine (IV) was not disclosed.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05225555
Source datasetuspto-grants-1993_07
ORD IDord-35b0a6fdbeea4eea93e69a08e797f881
Source noteuspto-grants-1993_07