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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 2163161Erstellt: 24. Oktober 2026

Acetyl chloride → Acetoacetic Acid

https://huagongshe.com/reaction/2163161

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktAcetyl chlorideHCID 6367—
Edukt4-Cyclopentene-1,3-diolHCID 278600—
LösungsmittelPyridineHCID 1049—
ProduktAcetoacetic AcidHCID 96—
ProduktAcetateHCID 175—

Reaktionsschritte

Forty-eight milligrams (0.6 mmol) of acetic acid chloride was added to a mixture of 111 milligrams (1.1 mmols) of 3,5-dihydroxycyclopent-1-ene and 0.5 milliliter of pyridine with stirring over a period of 5 hours. The aftertreatment was carried out as in Example 1, and 62 milligrams of a crude product was obtained. When calculations were made from the results of the chromatographic analysis, the yields of the monoacetate and diacetate were 22% and 7%, respectively.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS04132726
Quelldatensatzuspto-grants-1979_01
ORD IDord-74caa85771d14bb395005263366e74cf
Quellennotizuspto-grants-1979_01