Methyl S-(-)-lactate, CAS No. 27871-49-4

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27871-49-4

Catalog No. EBD2293629

CAS 27871-49-4

Name Methyl S-(-)-lactate

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Basic Information

Synonyms: Propanoicacid,2-hydroxy-,methylester,(2S)- MethylS-(-)-lactate Propanoicacid,2-hydroxy-,methylester,(S)- (S)-(-)-LACTICACIDMETHYLESTER (S)-LACTICACIDMETHYLESTER Methyl(S)-2-hydroxypropanoate Methyl(S)-2-hydroxypropionate methyl(2S)-2-hydroxypropanoate L-Lactate methyl(S)-(-)-lactate

Molecular Formula: C4H8O3

Molecular Weight: 104.1

MDL Number: MFCD00064265

Categories: Materials Chemistry > Polymers and Macromolecular Materials > Polyester and Bio-based Polymer Precursors Synthetic Chemistry > Organic Building Blocks > Carboxylic Acids and Esters

Product Description:

Methyl L-lactate is an organic compound with the chemical formula C4H8O3. It is the methyl ester of L-lactic acid, characterized by a chiral center and existing as a colorless liquid. It is a key monomer and building block derived from renewable resources. Its primary industrial application is as a precursor for the synthesis of polylactic acid (PLA), a commercially important biodegradable and bio-based thermoplastic polyester. PLA finds extensive use in packaging, textiles, biomedical devices, and 3D printing filaments. Methyl L-lactate serves as a crucial intermediate in the ring-opening polymerization route to produce high-molecular-weight PLA. Additionally, it is utilized as a green solvent and a flavoring agent in the food industry. As a chiral synthon, it is also employed in organic synthesis for the preparation of various fine chemicals and pharmaceuticals, leveraging its ester functionality and optical activity. It is generally considered biodegradable and has a lower environmental impact compared to many petroleum-derived solvents.

Physical Properties

Melting Point: -66°C

Boiling Point: 144-145 °C(lit.)

Flash Point: 49 °C

Density: 1.09 g/mL at 25 °C(lit.)

Solubility: miscible, hydrolyses

Refractivity: n20/D 1.413(lit.)

Storage: Flammables area

Safety Information

Packing Level: III

Hazard Category: 3

Transport Codes: 3272

Analytical Data

Appearance: clear liquid