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3,4,5-Trihydroxybenzaldehyde monohydrate

3,4,5-三羟基苯甲醛一水合物

Also known as: 3,4,5-Trihydroxybenzaldehyde hydrate (1:1), Gallaldehyde monohydrate, 3,4,5-Trihydroxybenzaldehyde hydrate, Benzaldehyde, 3,4,5-trihydroxy-, hydrate (1:1), MFCD00149124

3,4,5-Trihydroxybenzaldehyde monohydrate (CAS 207742-88-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H8O5 and a molecular weight of 172.135 g/mol. It is also known as 3,4,5-Trihydroxybenzaldehyde hydrate (1:1), Gallaldehyde monohydrate and 3,4,5-Trihydroxybenzaldehyde hydrate. Key properties include a melting point of 218 °C (dec.), a boiling point of 453.2ºC at 760 mmHg and a flash point of 227.9ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
207742-88-9
Jingsj CID
J-42817-2
Molecular Formula
C7H8O5
Chinese Name
3,4,5-三羟基苯甲醛一水合物
Molecular Weight
172.135 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point218 °C (dec.)
Boiling Point453.2ºC at 760 mmHg
Flash Point227.9ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3,4,5-Trihydroxybenzaldehyde monohydrate?

The CAS number of 3,4,5-Trihydroxybenzaldehyde monohydrate is 207742-88-9.

What are the molecular formula and molecular weight of 3,4,5-Trihydroxybenzaldehyde monohydrate?

3,4,5-Trihydroxybenzaldehyde monohydrate has molecular formula C7H8O5 and molecular weight 172.135 g/mol.

Is 3,4,5-Trihydroxybenzaldehyde monohydrate hazardous?

3,4,5-Trihydroxybenzaldehyde monohydrate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3,4,5-Trihydroxybenzaldehyde monohydrate (CAS 207742-88-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42817-2 (accessed 2026-10-23).

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