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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 337981Generated: October 30, 2026

Hydrochloric Acid → HCID 71712005, compound

https://huagongshe.com/reaction/337981

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTrifluoroacetic acidHCID 6422—
ReactantTriethylsilaneHCID 12052—
ReactantHCID 89962742HCID 89962742—
SolventEthanolHCID 702—
SolventDichloromethaneHCID 6344—
ProductHCID 71712005HCID 7171200542.4%

Reaction Steps

The reaction and aftertreatment were conducted in the same manner as in Example 147e by using the 5-chloro-4-({(1S*,2R*)-5,5-difluoro-2-[1-(methoxymethyl)-1H-pyrazol-4-yl]cyclohexyl}oxy)-N-(2,4-dimethoxybenzyl)-2-fluoro-N-(pyrimidin-4-yl)benzenesulfonamide (0.20 g, 0.29 mmol) prepared in Example 152a, triethylsilane (0.20 mL), dichloromethane (2.0 mL), trifluoroacetic acid (2.0 mL), ethanol (1.0 mL) and 2 M hydrochloric acid (5.0 mL), to yield the title compound (0.060 g, 42%) as a colorless solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08889741B2
Source datasetuspto-grants-2014_11
ORD IDord-23c87748a01f406d8c67373d249c628a
Source noteuspto-grants-2014_11