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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1439484Generated: October 30, 2026

Acetic Acid → Methyl 8-acetyl-8-chloro-12-hydroxyheptadecanoate

https://huagongshe.com/reaction/1439484

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantDiazomethaneHCID 9550—
Reactant8-Acetyl-8-chloro-12-hydroxyheptadecanoic acidHCID 21397402—
SolventDiethyl EtherHCID 3283—
ProductMethyl 8-acetyl-8-chloro-12-hydroxyheptadecanoateHCID 21397381—

Reaction Steps

A solution of diazomethane (approx. 2.5 g., 0.06 mole) in either (100 ml.) is mixed with a solution of 8-acetyl-8-chloro-12-hydroxyheptadecanoic acid (10.9 g., 0.03 mole) in ether (50 ml.). The resulting solution is allowed to stand 4 hours at room temperature. Acetic acid is then added to destroy the excess diazomethane and the solution is washed with dilute sodium bicarbonate solution and water and dried over sodium sulfate. Evaporation of volatile materials at reduced pressure yields methyl 8-acetyl-8-chloro-12-hydroxyheptadecanoate, a colorless viscous oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04059601
Source datasetuspto-grants-1977_11
ORD IDord-601095d3925d426ca9229d70e22b9ae6
Source noteuspto-grants-1977_11