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11-Methyldodecanoic acid

Also known as: 11-Methyllauric acid, Isotridecanoic acid, Dodecanoic acid, 11-methyl-

11-Methyldodecanoic acid (CAS 5681-98-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H26O2 and a molecular weight of 214.34400 g/mol. 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.
5681-98-1
Jingsj CID
J-1955556-7
Molecular Formula
C13H26O2
Molecular Weight
214.34400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Exact Mass214.19300
PSA37.30000
LogP4.23790
Storage Conditions−20°C

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2915900090
Summary2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 11-Methyldodecanoic acid?

The CAS number of 11-Methyldodecanoic acid is 5681-98-1.

What are the molecular formula and molecular weight of 11-Methyldodecanoic acid?

11-Methyldodecanoic acid has molecular formula C13H26O2 and molecular weight 214.34400 g/mol.

Is 11-Methyldodecanoic acid hazardous?

11-Methyldodecanoic 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 11-Methyldodecanoic acid?

For 11-Methyldodecanoic acid, Upstream Products: 12-methyl-1-tridecanol, 1-bromo-3-methylbutane, Methyl 10-undecenoate.

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

Last updated:

How to cite: Jingsj. "11-Methyldodecanoic acid (CAS 5681-98-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955556-7 (accessed 2026-11-09).

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