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3-Hydroxy-2-methoxybenzaldehyde

Also known as: 2-Methoxy-3-hydroxybenzaldehyde, 3-Hydroxy-2-methoxy-benzaldehyde, Benzaldehyde, 3-hydroxy-2-methoxy-, 3-Hydroxy-2-methoxybenzaldehyde ISO 9001:2015 REACH

3-Hydroxy-2-methoxybenzaldehyde (CAS 66495-88-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H8O3 and a molecular weight of 152.14700 g/mol. Key properties include a boiling point of 278.374ºC at 760 mmHg, a density of 1.232g/cm3 and a flash point of 115.495ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66495-88-3
Jingsj CID
J-1502553-3
Molecular Formula
C8H8O3
Molecular Weight
152.14700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point278.374ºC at 760 mmHg
Density1.232g/cm3
Flash Point115.495ºC
Exact Mass152.04700
PSA46.53000
LogP1.21330
Refractive Index1.588

Frequently Asked Questions

What is the CAS number of 3-Hydroxy-2-methoxybenzaldehyde?

The CAS number of 3-Hydroxy-2-methoxybenzaldehyde is 66495-88-3.

What are the molecular formula and molecular weight of 3-Hydroxy-2-methoxybenzaldehyde?

3-Hydroxy-2-methoxybenzaldehyde has molecular formula C8H8O3 and molecular weight 152.14700 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Hydroxy-2-methoxybenzaldehyde (CAS 66495-88-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502553-3 (accessed 2026-11-09).

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