油酸铵

Description

ammonium oleate · CAS 544-60-5 · C18H34O2.H3N. UNII EH7L6J9LHN.

Identification

CAS Registry Number	544-60-5
PubChem CID	6435897
Molecular formula	C18H34O2.H3N
IUPAC name	azane;(Z)-octadec-9-enoic acid
UNII (FDA)	EH7L6J9LHN

Computed Descriptors

Molecular Weight	299.5
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	15
Exact Mass	299.282429423
Monoisotopic Mass	299.282429423
Topological Polar Surface Area	38.3
Heavy Atom Count	21
Formal Charge	0
Complexity	234

Physical description & handling notes

• Ammonium oleate is a yellow-brown paste with a weak odor of ammonia. Sinks and mixes with water. (USCG, 1999)
• CBI; Liquid
• Yellow to brownish solid with an odor of ammonia; [Hawley] Softens at 10 to 13 deg C; melts at 21 to 22 deg C; [Merck Index]
• greater than 1 at 68 °F (liquid or solid) (USCG, 1999)

Regulatory Status

Regulatory & Food Contact	EMULSIFIER: Food Additives NO ADI ALLOCATED TRS 710-JECFA 28/27 CIR / INCI: Cosmetic ingredients (Ammonium Oleate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Emulsifying; Cleansing; Surfactant
GHS notification summary	12.7% (27 / 213)

GHS Hazard Classification

GHS notification summary	12.7% (27 / 213)
Reported hazard statements	H315 (18.3%), H319 (38%), H335 (18.3%), H412 (49.3%)

Documented Uses

• CIR ingredient: Ammonium Oleate
• Used in cosmetics and as an emulsifying agent; [Hawley] Used in detergents and to solidify alcohol; [Merck Index] Used as a dispersing agent in polishes for nonferrous metals; [Ullmann]
• Food Additives -> EMULSIFIER -> JECFA Functional Classes
• Cosmetics -> Emulsifying; Cleansing; Surfactant
• Surfactant (surface active agent)
• Electrical Equipment, Appliance, and Component Manufacturing

Synonyms

Ammonium oleate; 544-60-5; Ammonium 9-octadecenoate; Caswell No. 046C; DTXSID50878372; 9-Octadecenoic acid, ammonium salt; EINECS 208-873-1; 9-Octadecenoic acid (Z)-, ammonium salt; oleic acid ammonium salt; UNII-EH7L6J9LHN; AMMONIUM OLEATE [MI]; EC 208-873-1; (9Z)-9-Octadecenoic acid ammonium salt (1:1); Ammonium 9octadecenoate; RefChem:112187; AMMONIUM OLEATE [INCI]

Frequently Asked Questions

What are the CAS number and molecular formula of ammonium oleate?

CAS 544-60-5; molecular formula C18H34O2.H3N; molecular weight — g/mol.

What other names is ammonium oleate known by?

Ammonium oleate, 544-60-5, Ammonium 9-octadecenoate, Caswell No. 046C, DTXSID50878372, 9-Octadecenoic acid, ammonium salt.

What is the regulatory status of ammonium oleate?

Documented regulatory listings: EMULSIFIER: Food Additives; NO ADI ALLOCATED; TRS 710-JECFA 28/27.

Is ammonium oleate classified as hazardous?

12.7% of GHS notifications report no hazard classification (27 of 213).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.