(S)-(+)-2-Hydroxy-2-phenylpropionic acid

(S)-(+)-2-羟基-2-苯丙酸

Also known as: (S)-(+)-Atrolactic acid, (S)-2-Hydroxy-2-phenylpropanoic acid, (2S)-2-hydroxy-2-phenylpropanoic acid, (+)-Atrolactic acid, (S)-α-Methylmandelic acid, (S)-2-Phenyllactic acid, (+)-2-Phenyllactic acid, Benzeneacetic acid, α-hydroxy-α-methyl-, (αS)-, S-Atrolactic Acid

(S)-(+)-2-Hydroxy-2-phenylpropionic acid (CAS 13113-71-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O3 and a molecular weight of 166.17400 g/mol. It is also known as (S)-(+)-Atrolactic acid, (S)-2-Hydroxy-2-phenylpropanoic acid and (2S)-2-hydroxy-2-phenylpropanoic acid. Key properties include a melting point of 112-115ºC, a boiling point of 327.2ºC at 760mmHg, a density of 1.261g/cm3 and a flash point of 165.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13113-71-8
Jingsj CID
J-20544-5
Molecular Formula
C9H10O3
Chinese Name
(S)-(+)-2-羟基-2-苯丙酸
Molecular Weight
166.17400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point112-115ºC
Boiling Point327.2ºC at 760mmHg
Density1.261g/cm3
Flash Point165.9ºC

Frequently Asked Questions

What is the CAS number of (S)-(+)-2-Hydroxy-2-phenylpropionic acid?

The CAS number of (S)-(+)-2-Hydroxy-2-phenylpropionic acid is 13113-71-8.

What are the molecular formula and molecular weight of (S)-(+)-2-Hydroxy-2-phenylpropionic acid?

(S)-(+)-2-Hydroxy-2-phenylpropionic acid has molecular formula C9H10O3 and molecular weight 166.17400 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-(+)-2-Hydroxy-2-phenylpropionic acid (CAS 13113-71-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20544-5 (accessed 2026-10-23).

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