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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2242093Generated: November 2, 2026

Fexofenadine → Fexofenadine Hydrochloride

https://huagongshe.com/reaction/2242093

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFexofenadineHCID 3348—
ReactantHydrochloride methanolHCID 21893726—
ProductFexofenadine HydrochlorideHCID 63002—

Reaction Steps

The diluted HCl/methanol solution was cooled (T<10° C.). Fexofendine base (50 grams) (1.88% H2O) was reacted with the diluted HCl/methanol solution, to form a fexofenadine-HCl solution. The molar ratio between fexofenadine-base and HCl was 1:1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07671071B2
Source datasetuspto-grants-2010_03
ORD IDord-21c641558b9f423b91c0580f697bb11e
Source noteuspto-grants-2010_03