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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 11805Generated: October 25, 2026

Methanol → Candesartan Cilexetil

https://huagongshe.com/reaction/11805

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantTolueneHCID 1140—
ReactantTrityl candesartan cilexetilHCID 11029254—
SolventWaterHCID 962—
ProductCandesartan CilexetilHCID 2540—

Reaction Steps

A mixture of trityl candesartan cilexetil (20 g, 23.45 mmol), toluene (60 ml), methanol (60 ml), and water (1 ml) was gently refluxed for about 12 h. The reaction was monitored by HPLC. The solution volume was reduced by evaporation under reduced pressure (30 mbar) at a temperature of about 55° C. 60° C. to obtain viscous oil of candesartan cilexetil as a residue (36.5 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07098342B2
Source datasetuspto-grants-2006_08
ORD IDord-cf2755c8bda948af8d1a138c3269dbe4
Source noteuspto-grants-2006_08