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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 928168Generated: November 3, 2026

Ammonium Chloride → 2-(3-aminophenoxy)-9-isopropyl-N-(1-methyl-1H-pyrazol-4-yl)-9H-purin-6-amine

https://huagongshe.com/reaction/928168

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmonium ChlorideHCID 25517—
Reactant9-isopropyl-N-(1-methyl-1H-pyrazol-4-yl)-2-(3-nitrophenoxy)-9H-purin-6-amineHCID 118073568—
CatalystIronHCID 23925—
SolventWaterHCID 962—
SolventEthyl AcetateHCID 8857—
Product2-(3-aminophenoxy)-9-isopropyl-N-(1-methyl-1H-pyrazol-4-yl)-9H-purin-6-amineHCID 118073631100%

Reaction Steps

A mixture of 9-isopropyl-N-(1-methyl-1H-pyrazol-4-yl)-2-(3-nitrophenoxy)-9H-purin-6-amine (50 mg, 0.14 mmol), Fe (39 mg, 0.7 mmol), NH4Cl (75 mg, 1.4 mmol) in EtOAc (10 mL) and water (10 mL) was stirred at rt overnight. The mixture was filtered and the filtrate was extracted with EtOAc (2×10 mL). The combined organic layers were dried over Na2SO4 and concentrated to give crude product (46 mg, 100% yield), which was used the next step directly without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290496B2
Source datasetuspto-grants-2016_03
ORD IDord-6830f154a47444248291f70bb4749d55
Source noteuspto-grants-2016_03