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Undecanedioic acid

Also known as: 1,9-Nonanedicarboxylic acid, Nonamethylenedicarboxylic acid, Hendecanedioic acid, Undecane-1,11-dioic acid, 1,11-Undecanedioic acid, Nonane-1,9-dicarboxylic acid, Undecanedioate

Undecanedioic acid (CAS 1852-04-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H20O4 and a molecular weight of 216.274 g/mol. Key properties include a melting point of 108-110 °C(lit.), a boiling point of 400.1±18.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 209.9±17.7 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1852-04-6
Jingsj CID
J-28757-0
Molecular Formula
C11H20O4
Molecular Weight
216.274 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point108-110 °C(lit.)
Boiling Point400.1±18.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point209.9±17.7 °C
Exact Mass216.136154
PSA74.60000
LogP2.39
Vapor Pressure0.0±2.0 mmHg at 25°C
Refractive Index1.475
Additional Propertymethanol: 10 mg/mL, clear

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. Claire M, et al. Characterization of lipids associated with macromolecules of the intercellular matrix of human aorta. Connect Tissue Res. 1976;4(2):61-71.

Customs & Trade Information

HS Code2917190090
Summary2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Undecanedioic acid?

The CAS number of Undecanedioic acid is 1852-04-6.

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

Undecanedioic acid has molecular formula C11H20O4 and molecular weight 216.274 g/mol.

Is Undecanedioic acid hazardous?

Undecanedioic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Undecanedioic acid?

For Undecanedioic acid, Upstream Products: 12-Hydroxystearic acid, 11-Hydroxyundecanoic acid, cis-Vaccenic acid; Downstream Products: 1,9-Nonanediol, 1,9-Dichlorononane, 1,11-Undecanediol.

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

Last updated:

How to cite: Jingsj. "Undecanedioic acid (CAS 1852-04-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28757-0 (accessed 2026-11-09).

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