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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2382335Generated: November 2, 2026

Hydrochloric Acid → HCID 23132148, compound

https://huagongshe.com/reaction/2382335

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant2-Amino-4,6-dimethyl pyrimidineHCID 13021—
CatalystPalladiumHCID 23938—
ProductHCID 23132148HCID 23132148—

Reaction Steps

1 g 2-amino-4,6-dimethylpyrimidine was heated for 14 h in a hydrochloric acid environment (2 M HCl) with palladium on activated charcoal as a catalyst, with H2 fed in. Subsequent filtration, removal of the solvent and addition of diethyl ether yielded the 2-amino-4,6-dimethyl-1,4,5,6-tetrahydropyrimidine hydrochloride, which was recrystallized from i-propanol/diethyl ether and dried in a vacuum.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08258501B2
Source datasetuspto-grants-2012_09
ORD IDord-76c49d3725b04b588b8393ef470b7d98
Source noteuspto-grants-2012_09