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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 553276Generated: October 26, 2026

Hydrochloric Acid → P 276-00

https://huagongshe.com/reaction/553276

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant(+)-trans-2-(2-Chloro-phenyl)-8-(2-hydroxymethyl-1-methyl-pyrrolidin-3-yl)-5,7-dimethoxy-chromen-4-oneHCID 59318486—
SolventMethanolHCID 887—
ProductP 276-00HCID 23643975—

Reaction Steps

(+)-trans-2-(2-Chlorophenyl)-8-(2-hydroxymethyl-1-methyl-pyrrolidin-3-yl)-5,7-dimethoxy-chromen-4-one (0.2 g, 0.48 mmol) was suspended in methanol (2 mL) and ethereal HCl (5 mL) was added. The suspension was stirred to get a clear solution. The solution was concentrated under reduced pressure to obtain the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07951961B2
Source datasetuspto-grants-2011_05
ORD IDord-9c160ae55da34d50b200614afaff8436
Source noteuspto-grants-2011_05