(S)-(-)-2-Acetoxypropionic acid

(S)-(-)-2-乙酰氧基丙酸

Also known as: (S)-2-Acetoxypropanoic acid, (2S)-2-acetyloxypropanoic acid, O-Acetyl-L-lactic acid, (-)-O-Acetyl-L-lactic acid, (-)-2-O-Acetyl-L-lactic acid, (S)-Acetyllactic acid, (S)-α-Acetoxypropionic acid, (S)-alpha-Acetoxypropionic acid, Propanoic acid, 2-(acetyloxy)-, (2S)-

(S)-(-)-2-Acetoxypropionic acid (CAS 6034-46-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H8O4 and a molecular weight of 132.11500 g/mol. It is also known as (S)-2-Acetoxypropanoic acid, (2S)-2-acetyloxypropanoic acid and O-Acetyl-L-lactic acid. Key properties include a boiling point of 115-117 °C2 mm Hg(lit.), a density of 1.162 g/mL at 25 °C(lit.) and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6034-46-4
Jingsj CID
J-45466-5
Molecular Formula
C5H8O4
Chinese Name
(S)-(-)-2-乙酰氧基丙酸
Molecular Weight
132.11500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point115-117 °C2 mm Hg(lit.)
Density1.162 g/mL at 25 °C(lit.)
Flash Point>230 °F
Exact Mass132.04200
PSA63.60000
LogP0.02260
Refractive Indexn20/D 1.422(lit.)

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (S)-(-)-2-Acetoxypropionic acid?

The CAS number of (S)-(-)-2-Acetoxypropionic acid is 6034-46-4.

What are the molecular formula and molecular weight of (S)-(-)-2-Acetoxypropionic acid?

(S)-(-)-2-Acetoxypropionic acid has molecular formula C5H8O4 and molecular weight 132.11500 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-Acetoxypropionic acid (CAS 6034-46-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45466-5 (accessed 2026-10-28).

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