Cosmetic roles
Makes a clear formula opaqueOPACIFYINGStops powders from cakingANTICAKINGInhibits microbial growthANTIMICROBIAL
Safety & regulatory references
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
Reviewed by CIR: Final Report: Safety Assessment of Zinc Salts as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ウンデシレン酸亜鉛: 本品は、ウンデシレン酸（＊）の亜鉛塩であり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
ZINC UNDECYLENATEINCI징크운데실레네이트Korean label name (MFDS standard)ウンデシレン酸亜鉛Japanese labelling name
- CAS No.chemical registry number
- 30773-48-9 / 557-08-4
- CAS No.chemical registry number
- 557-08-4
- CAS No.chemical registry number
- 30773-48-9
- EC No.EU chemical inventory number
- 209-155-0
- EC No.EU chemical inventory number
- 209-155-0
- DTXSIDUS EPA chemical ID
- DTXSID90890497
- DTXCIDUS EPA compound ID
- DTXCID301030435
- IUPAC
- Zinc diundec-10-enoate
- Molecular formula
- C22H38O4Zn
- Molecular weight
- 431.92 g/mol
What products actually use it for
What the 3 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Anti-caking agent1
- Opacifer1
- Biocide1
Source: US EPA CompTox dashboard
Related literature
- Condensation of fluconazole and zinc undecylanate particles using low-pressure RF plasma: a novel drug combination approach · 2025
- Loss of CDKN2A Enhances the Efficacy of Immunotherapy in EGFR Mutant Non-Small Cell Lung Cancer. · 2024
- Effect of zinc undecylenates on plant pathogenic fungi. · 2010
- Antimicrobial activity of juglone · 1990
- The Treatment of Dermatophytoses of the Glabrous Skin: A Comparison of Undecylenic Acid and its Salt Versus Tolnaftate · 1983
Linked databases 15
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US Cosmetic Ingredient Review (CIR) 2
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- Wikidata