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oleic acid

Also known as: AMD-O, Amide O, Armid O, EINECS 200-001-8, MFCD00003274, OLEAMID, Slip-eze, adogen73, cis-9-Octadecenoic acid, cis-9-octadecenamide, cis-oleamide, octadec-9-enoic acid, oleicacidamide-heptaglycolether

oleic acid (CAS 112-80-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H34O2 and a molecular weight of 282.461 g/mol. Key properties include a melting point of 13-14 °C(lit.), a boiling point of 360.0±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 270.1±14.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
112-80-1
Jingsj CID
J-1963425-0
Molecular Formula
C18H34O2
Molecular Weight
282.461 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point13-14 °C(lit.)
Boiling Point360.0±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point270.1±14.4 °C
Exact Mass282.255890
PSA37.30000
LogP7.70
Additional Property1.03 (vs air)
Vapor Pressure0.0±1.7 mmHg at 25°C
Refractive Index1.467
Additional Propertynegligible

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. Li S, et al. High metastaticgastric and breast cancer cells consume oleic acid in an AMPK dependent manner. PLoS One. 2014 May 13;9(5):e97330.

Customs & Trade Information

HS Code2916150000
Summary2916150000 oleic, linoleic or linolenic acids, their salts and esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of oleic acid?

The CAS number of oleic acid is 112-80-1.

What are the molecular formula and molecular weight of oleic acid?

oleic acid has molecular formula C18H34O2 and molecular weight 282.461 g/mol.

Is oleic acid hazardous?

oleic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation.

What are the upstream and downstream products of oleic acid?

For oleic acid, Upstream Products: Oleoyl chloride, Methyl oleate, Triolein; Downstream Products: N-[3-(dimethylamino)propyl]oleamide, 2-butoxyethyl oleate, 2-(2-hydroxyethoxy)ethyl (9Z)-octadec-9-enoate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "oleic acid (CAS 112-80-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1963425-0 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.