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4-Fluoro-3-hydroxybenzaldehyde

Also known as: 4-fluoro-3-hydroxy-benzaldehyde, benzaldehyde, 4-fluoro-3-hydroxy-, 3-hydroxy-4-fluorobenzaldehyde

4-Fluoro-3-hydroxybenzaldehyde (CAS 103438-85-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H5FO2 and a molecular weight of 140.112 g/mol. Key properties include a melting point of 109-110 °C, a boiling point of 229.6±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 92.6±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103438-85-3
Jingsj CID
J-1046946-2
Molecular Formula
C7H5FO2
Molecular Weight
140.112 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point109-110 °C
Boiling Point229.6±20.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point92.6±21.8 °C
Exact Mass140.027359
PSA37.30000
LogP1.30
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.587

Customs & Trade Information

HS Code2913000090
SummaryHS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Fluoro-3-hydroxybenzaldehyde?

The CAS number of 4-Fluoro-3-hydroxybenzaldehyde is 103438-85-3.

What are the molecular formula and molecular weight of 4-Fluoro-3-hydroxybenzaldehyde?

4-Fluoro-3-hydroxybenzaldehyde has molecular formula C7H5FO2 and molecular weight 140.112 g/mol.

What are the upstream and downstream products of 4-Fluoro-3-hydroxybenzaldehyde?

For 4-Fluoro-3-hydroxybenzaldehyde, Upstream Products: 4-fluoro-3-methoxybenzaldehyde, 4-Fluoro-3-methoxybenzoic acid, (4-Fluoro-3-methoxyphenyl)methanol.

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-Fluoro-3-hydroxybenzaldehyde (CAS 103438-85-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1046946-2 (accessed 2026-11-09).

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