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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2240268Generated: October 30, 2026

Hydrochloric Acid → HCID 59305009, compound

https://huagongshe.com/reaction/2240268

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
Reactant2-Amino-4,6-dichloropyrimidineHCID 65522—
ReactantHCID 59305021HCID 59305021—
SolventWaterHCID 962—
ProductHCID 59305009HCID 59305009—

Reaction Conditions

Temperature100 °C

Reaction Steps

125 mg (0.56 mmol) of N-1H-pyrrolo[2,3-b]pyridin-4-ylbenzene-1,4-diamine and 118 mg (0.72 mmol) of 4,6-dichloropyrimidine-2-amine are suspended in 5 ml of water. 0.72 ml of 1 M hydrochloric acid are added, and the mixture is heated at 100° C. overnight. Using 1N aqueous sodium hydroxide solution, the suspension is then adjusted to pH 10, resulting in the precipitation of crystals. The solid is filtered off and washed with water. The crude product is purified by column chromatography on silica gel (mobile phase: dichloromethane/methanol (7 M ammonia) 100:1 to 10:1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07723347B2
Source datasetuspto-grants-2010_05
ORD IDord-123d404f55e547fe87bce2465ba3c593
Source noteuspto-grants-2010_05