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L-Lactide

Also known as: (3S,6S)-(-)-3,6-Dimethyl-1,4-dioxane-2,5-dione, (3S,6S)-3,6-Dimethyl-1,4-dioxane-2,5-dione, L-(-)-Lactide, (3S,6S)-(-)-Lactide, 1,4-Dioxane-2,5-dione, 3,6-dimethyl-, (3S,6S)-

L-Lactide (CAS 17699-81-9) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C6H8O4 and a molecular weight of 144.125 g/mol. Key properties include a boiling point of 285.5±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 150.6±18.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17699-81-9
Jingsj CID
J-51291-8
Molecular Formula
C6H8O4
Molecular Weight
144.125 g/mol
Category
Esters
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point285.5±15.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point150.6±18.8 °C
Exact Mass144.042252
LogP-1.45
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.429

Frequently Asked Questions

What is the CAS number of L-Lactide?

The CAS number of L-Lactide is 17699-81-9.

What are the molecular formula and molecular weight of L-Lactide?

L-Lactide has molecular formula C6H8O4 and molecular weight 144.125 g/mol.

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

Last updated:

How to cite: Jingsj. "L-Lactide (CAS 17699-81-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-51291-8 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.