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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 573346Generated: October 31, 2026

7-Chloro-1-ethyl-1H-pyrazolo[4,3-d]pyrimidine → HCID 66727973, compound

https://huagongshe.com/reaction/573346

Reaction equation

Participants

RoleNameHCIDCharge
Reactant7-Chloro-1-ethyl-1H-pyrazolo[4,3-d]pyrimidineHCID 71445808—
CatalystPalladiumHCID 23938—
SolventEthyl AcetateHCID 8857—
ProductHCID 66727973HCID 6672797393.9%

Reaction Steps

A mixture of 7-chloro-1-ethyl-1H-pyrazolo[4,3-d]pyrimidine (105 mg), TEA (0.088 mL) and 10% Pd—C (30 mg) in AcOEt (5 mL) was hydrogenated under balloon pressure at room temperature for 2 h. The catalyst was removed by filtration and the filtrate was concentrated under reduced pressure to give the title compound (80 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09029536B2
Source datasetuspto-grants-2015_05
ORD IDord-82466f85a4994758adcb1ded58cd0c9f
Source noteuspto-grants-2015_05