9-Undecynoic acid

9-十一炔酸

Also known as: 9-Hendecynoic acid, 9-UNDECYNOIC ACID, 9-Undecinsure, 9-Undecinsäure, Undec-9-ynoic acid, undec-9-ynoic acid, QV8UU2

CAS No.
22202-65-9
Jingsj CID
J-1398402-7
Molecular Formula
C11H18O2
Chinese Name
9-十一炔酸
Molecular Weight
182.259 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point56-60ºC
Boiling Point299.6±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point143.7±17.3 °C

Frequently Asked Questions

What is the CAS number of 9-Undecynoic acid?

22202-65-9

What are the molecular formula and molecular weight of 9-Undecynoic acid?

C11H18O2, molecular weight 182.259 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026