4-Hydroxy-3-methoxymandelic acid

3-甲氧基-4-羟基扁桃酸

Also known as: Vanillylmandelic acid, VMA, DL-Vanillomandelic acid, DL-4-Hydroxy-3-methoxymandelic acid, 3-Methoxy-4-hydroxymandelic acid, 4-Hydroxy-3-methoxyphenylglycolic acid, α,4-Dihydroxy-3-methoxybenzeneacetic acid

4-Hydroxy-3-methoxymandelic acid (CAS 55-10-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O5 and a molecular weight of 198.173 g/mol. It is also known as Vanillylmandelic acid, VMA and DL-Vanillomandelic acid. Key properties include a melting point of 132-134 °C (dec.)(lit.), a boiling point of 421.3±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 173.7±22.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55-10-7
Jingsj CID
J-47972-9
Molecular Formula
C9H10O5
Chinese Name
3-甲氧基-4-羟基扁桃酸
Molecular Weight
198.173 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point132-134 °C (dec.)(lit.)
Boiling Point421.3±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point173.7±22.2 °C

Frequently Asked Questions

What is the CAS number of 4-Hydroxy-3-methoxymandelic acid?

The CAS number of 4-Hydroxy-3-methoxymandelic acid is 55-10-7.

What are the molecular formula and molecular weight of 4-Hydroxy-3-methoxymandelic acid?

4-Hydroxy-3-methoxymandelic acid has molecular formula C9H10O5 and molecular weight 198.173 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Hydroxy-3-methoxymandelic acid (CAS 55-10-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47972-9 (accessed 2026-10-22).

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