4-Ethoxy-2-hydroxybenzaldehyde

4-乙氧基水杨醛

Also known as: 4-Ethoxysalicylaldehyde, 2-Hydroxy-4-ethoxybenzaldehyde, Benzaldehyde, 4-ethoxy-2-hydroxy-, 4-ethoxy-2-hydroxy-benzaldehyde, 4-ETHOXY-2-HYDROXY-BENZALDEHYDE, Benzaldehyde,4-Ethoxy-2-Hydroxy, 2-Hydroxy-4-aethoxy-benzaldehyd, 4-Aethoxy-2-hydroxy-benzaldehyd

4-Ethoxy-2-hydroxybenzaldehyde (CAS 43057-77-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H10O3 and a molecular weight of 166.174 g/mol. It is also known as 4-Ethoxysalicylaldehyde, 2-Hydroxy-4-ethoxybenzaldehyde and Benzaldehyde, 4-ethoxy-2-hydroxy-. Key properties include a boiling point of 285.0±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 114.1±15.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
43057-77-8
Jingsj CID
J-1502216-7
Molecular Formula
C9H10O3
Chinese Name
4-乙氧基水杨醛
Molecular Weight
166.174 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point285.0±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point114.1±15.3 °C

Frequently Asked Questions

What is the CAS number of 4-Ethoxy-2-hydroxybenzaldehyde?

The CAS number of 4-Ethoxy-2-hydroxybenzaldehyde is 43057-77-8.

What are the molecular formula and molecular weight of 4-Ethoxy-2-hydroxybenzaldehyde?

4-Ethoxy-2-hydroxybenzaldehyde has molecular formula C9H10O3 and molecular weight 166.174 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Ethoxy-2-hydroxybenzaldehyde (CAS 43057-77-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502216-7 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.