DL-4-Hydroxymandelic acid monohydrate

DL-4-羟基扁桃酸一水合物

Also known as: 4-Hydroxymandelic acid monohydrate, 2-Hydroxy-2-(4-hydroxyphenyl)acetic acid hydrate, DL-alpha,4-Dihydroxyphenylacetic acid monohydrate, p-Hydroxymandelic acid monohydrate, MFCD00149283

DL-4-Hydroxymandelic acid monohydrate (CAS 184901-84-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10O5 and a molecular weight of 186.16200 g/mol. It is also known as 4-Hydroxymandelic acid monohydrate, 2-Hydroxy-2-(4-hydroxyphenyl)acetic acid hydrate and DL-alpha,4-Dihydroxyphenylacetic acid monohydrate. Key properties include a melting point of 82-85ºC(lit.), a boiling point of 405.4ºC at 760mmHg, a density of 1.48g/cm3 and a flash point of 213.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
184901-84-6
Jingsj CID
J-42961-2
Molecular Formula
C8H10O5
Chinese Name
DL-4-羟基扁桃酸一水合物
Molecular Weight
186.16200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point82-85ºC(lit.)
Boiling Point405.4ºC at 760mmHg
Density1.48g/cm3
Flash Point213.1ºC
Exact Mass186.05300
PSA86.99000
LogP0.44590
Vapor Pressure1.01E-10mmHg at 25°C
Additional PropertySoluble in water.

Customs & Trade Information

HS Code2918290000
SummaryHS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of DL-4-Hydroxymandelic acid monohydrate?

The CAS number of DL-4-Hydroxymandelic acid monohydrate is 184901-84-6.

What are the molecular formula and molecular weight of DL-4-Hydroxymandelic acid monohydrate?

DL-4-Hydroxymandelic acid monohydrate has molecular formula C8H10O5 and molecular weight 186.16200 g/mol.

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

Last updated:

How to cite: Jingsj. "DL-4-Hydroxymandelic acid monohydrate (CAS 184901-84-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42961-2 (accessed 2026-10-28).

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