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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 402473Generated: October 30, 2026

Hydrochloric Acid → HCID 136376519, compound

https://huagongshe.com/reaction/402473

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 86672048HCID 86672048—
SolventDimethyl SulfoxideHCID 679—
ProductHCID 136376519HCID 13637651996%

Reaction Conditions

Temperature100 °C

Reaction Steps

A mixture of aqueous NaOH (0.64 g, 16.00 mmol in 2.0 mL H2O) and 6-chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine (0.39 g, 1.6 mmol) in DMSO (2.0 mL) was heated at 100° C. for 10 h. The reaction mixture was cooled to rt and neutralized with diluted HCl. A white solid was obtained. The solid was collected by filtration, washed with diethyl ether and dried under vacuum to yield the title compound as white solid (0.345 g, 96%). [1H-NMR (DMSO-d6, 300 MHz) δ 8.27 (d, 1H), 7.92 (m, 2H), 7.55-7.35 (m, 3H), 6.46 (d, 1H), 3.9 (s, 3H); HPLC RtA=6.802 min (99.7%); LCMS RtA=0.360 min; [M+H]+=226.0]

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08742106B2
Source datasetuspto-grants-2014_06
ORD IDord-493ddb76784d43538f5b6c162791c348
Source noteuspto-grants-2014_06