4-Hydroxy-6-methyl-2-pyrone

This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition

Issued and maintained by the United States Pharmacopeial Convention (USP)

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(3,5-Dihydroxysorbic Acid δ-Lactone), C₆H₆O₃    126.11    CAS RN: 675-10-5.—Use a suitable grade with a content of NLT 98%. _{(USP 1-Dec-2020)}