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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1371268Generated: October 25, 2026

Cortisol → Hydrocortisone 4-bromobutanoate

https://huagongshe.com/reaction/1371268

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCortisolHCID 5754—
ReactantPotassium CarbonateHCID 11430—
Reactant4-Bromobutyryl chlorideHCID 70225—
SolventChloroformHCID 6212—
ProductHydrocortisone 4-bromobutanoateHCID 86606384—

Reaction Steps

Five portions of 4-bromobutanoylchloride (0.35 ml×5) and potassium carbonate (0. 4 g×5) were added in 24 hours to a solution of hydrocortisone (1 g) in CHCl3 dried over P2O5 and stirred for 5 days. The solution was treated with water, the organic phase was separated, dried (Na2SO4) and deprived of the solvent at reduced pressure.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07157450B2
Source datasetuspto-grants-2007_01
ORD IDord-55c54a5306444d8681b79dcd521d6d2d
Source noteuspto-grants-2007_01