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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1735151Generated: October 30, 2026

Pyridine → HCID 15838313, compound

https://huagongshe.com/reaction/1735151

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantAcetic AnhydrideHCID 7918—
ReactantHCID 22862485HCID 22862485—
SolventDichloromethaneHCID 6344—
ProductHCID 15838313HCID 15838313—

Reaction Steps

To 17β-(4-aminophenoxy)-4-methyl-5α-4-azaandrostan-3-one hydrochloride (7mg) in CH2Cl2 (100 μl) was added acetic anhydride (30 μl) followed by adding pyridine (50 μl). The mixture was stirred at room temperature for 2 hr and then concentrated to dryness. The residue was purified via a silica gel plate developed with 5% MeOH--EtOAc (Rf =0.3) to give the title product, mp. 340° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05536727
Source datasetuspto-grants-1996_07
ORD IDord-2f498b010a8649c4ace2bbae778faeb6
Source noteuspto-grants-1996_07