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4-Hexyloxybenzoic acid

Also known as: p-Hexyloxybenzoic acid, 4-n-Hexyloxybenzoic acid, 4-hexoxybenzoic acid, Benzoic acid, 4-(hexyloxy)-, p-Hexoylbenzoic acid, p-n-Hexyloxybenzoic acid

4-Hexyloxybenzoic acid (CAS 1142-39-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H18O3 and a molecular weight of 222.280 g/mol. Key properties include a melting point of 105-153 °C(lit.), a boiling point of 347.6±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 127.4±13.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1142-39-8
Jingsj CID
J-2635-7
Molecular Formula
C13H18O3
Molecular Weight
222.280 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point105-153 °C(lit.)
Boiling Point347.6±15.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point127.4±13.9 °C
Exact Mass222.125595
PSA46.53000
LogP4.62
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.516

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Hexyloxybenzoic acid?

The CAS number of 4-Hexyloxybenzoic acid is 1142-39-8.

What are the molecular formula and molecular weight of 4-Hexyloxybenzoic acid?

4-Hexyloxybenzoic acid has molecular formula C13H18O3 and molecular weight 222.280 g/mol.

What are the upstream and downstream products of 4-Hexyloxybenzoic acid?

For 4-Hexyloxybenzoic acid, Upstream Products: 1-Bromohexane, 4-Hydroxybenzoic acid, Methylparaben; Downstream Products: 4-(Hexyloxy)phenyl isocyanate, 4-(hexyloxy)benzoyl chloride, 4-(Hexyloxy)phenol.

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

Last updated:

How to cite: Jingsj. "4-Hexyloxybenzoic acid (CAS 1142-39-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2635-7 (accessed 2026-11-09).

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