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9-Hydroxynonanoic acid

Also known as: 9-Hydroxypelargonic acid, 8-Carboxyoctanol, omega-Hydroxynonanoic acid, Mupirocin Impurity 7, Nonanoic acid, 9-hydroxy-

9-Hydroxynonanoic acid (CAS 3788-56-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H18O3 and a molecular weight of 174.23700 g/mol. Key properties include a boiling point of 313.1ºC at 760mmHg, a density of 1.029g/cm3 and a flash point of 157.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3788-56-5
Jingsj CID
J-28154-9
Molecular Formula
C9H18O3
Molecular Weight
174.23700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point313.1ºC at 760mmHg
Density1.029g/cm3
Flash Point157.4ºC
Exact Mass174.12600
PSA57.53000
LogP1.79400

Customs & Trade Information

HS Code2918199090
Summary2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。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 9-Hydroxynonanoic acid?

The CAS number of 9-Hydroxynonanoic acid is 3788-56-5.

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

9-Hydroxynonanoic acid has molecular formula C9H18O3 and molecular weight 174.23700 g/mol.

What are the upstream and downstream products of 9-Hydroxynonanoic acid?

For 9-Hydroxynonanoic acid, Upstream Products: 9-Decen-1-ol, Methyl ricinoleate, Methyl 9-hydroxynonanoate; Downstream Products: 9-Bromononanoic acid, Methyl 9-hydroxynonanoate, 16-Hydroxyhexadecanoic acid.

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

Last updated:

How to cite: Jingsj. "9-Hydroxynonanoic acid (CAS 3788-56-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28154-9 (accessed 2026-11-09).

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