DEHYDROACETIC ACID
脱氢乙酸
Also known as 3-Acetyl-6-methyl-2H-pyran-2,4(3H)-dione · DEHYDROACETIC ACID/ SODIUM DEHYDROACETATE
CAS 520-45-6/4418-26-2/16807-48-0EC 208-293-9 / 212-227-4 / -PubChem CID 122903
What it is and how it is used
Broad-spectrum preservative for acidic and oil-based systems; has concentration limits, requires challenge testing.
Status in national inventories
| China · Inventory of existing ingredients | 06747 | 按照《化妆品安全技术规范》要求使用 |
|---|---|---|
| EU · CosIng | 33185 | 功能 PRESERVATIVE · 限制 V/13 |
| Brazil · ANVISA | BR-528/12 | 准用防腐剂 · RDC 528/2021 第 12 项 · 最大浓度 0,6% (expresso como ácido) · Proibido em sistemas pulverizáveis (como aerossóis e sprays). |
Matched on the exact INCI name; salts, esters and synonyms may be missed. The latest official text prevails.
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Functions from EU CosIng and the China inventory; irritancy, comedogenicity and rating are our internal reading, not a regulatory conclusion. Structure and molecular data from PubChem.
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