2-Hydroxy-1,3,5-benzenetricarbaldehyde

2-羟基-1,3,5-苯三甲醛

Also known as: 1,3,5-Benzenetricarboxaldehyd, 2-Hydroxybenzene-1,3,5-tricarbaldehyde, 2-Hydroxy-1,3,5-benzenetricarboxaldehyde, 2-hydroxy-1,3,5-benzenetrialdehyde, 2-hydroxy-1,3,5-triformylbenzene

2-Hydroxy-1,3,5-benzenetricarbaldehyde (CAS 81502-74-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H6O4 and a molecular weight of 178.141 g/mol. It is also known as 1,3,5-Benzenetricarboxaldehyd, 2-Hydroxybenzene-1,3,5-tricarbaldehyde and 2-Hydroxy-1,3,5-benzenetricarboxaldehyde. Key properties include a melting point of 179ºC, a boiling point of 282.9±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 139.1±23.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 81502-74-1
Jingsj CID: J-1518953-2
Molecular Formula: C₉H₆O₄
Chinese Name: 2-羟基-1,3,5-苯三甲醛
Molecular Weight: 178.141 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	179ºC
Boiling Point	282.9±40.0 °C at 760 mmHg
Density	1.5±0.1 g/cm3
Flash Point	139.1±23.8 °C

Frequently Asked Questions

What is the CAS number of 2-Hydroxy-1,3,5-benzenetricarbaldehyde?

The CAS number of 2-Hydroxy-1,3,5-benzenetricarbaldehyde is 81502-74-1.

What are the molecular formula and molecular weight of 2-Hydroxy-1,3,5-benzenetricarbaldehyde?

2-Hydroxy-1,3,5-benzenetricarbaldehyde has molecular formula C9H6O4 and molecular weight 178.141 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Hydroxy-1,3,5-benzenetricarbaldehyde (CAS 81502-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518953-2 (accessed 2026-10-24).

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