3,6-Dimethyl-1,4-dioxane-2,5-dione

CAS 95-96-5C6H8O4Chemical Synthesis

3,6-Dimethyl-1,4-dioxane-2,5-dione (CAS 95-96-5), with a molecular weight of 144.13 g/mol, is a cyclic diester derived from lactic acid. It serves as a valuable monomer for biodegradable polymers and a key building block in organic synthesis. Its controlled enzymatic alcoholysis yields enantiopure lactates and lactyllactates, highlighting its utility in stereoselective synthesis and materials science.

IUPAC: Lactide
Synonyms: 5-dioneC6H8O4

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3,6-Dimethyl-1,4-dioxane-2,5-dione (C6H8O4) — chemical structure, CAS 95-96-5; Chemistry, fine chemical supplied by Tech Serve Solutions

Building BlocksCarbonyl CompoundsChemical SynthesisLactonesMaterials ScienceMonomersOrganic Building BlocksPolymer Science More...

01 /Applications

Biodegradable Polymer Synthesis

This compound acts as a monomer for the creation of biodegradable polymers, contributing to the development of sustainable materials.

Stereoselective Synthesis

Enzymatic alcoholysis of this lactide yields alkyl lactates and lactyllactates with high enantiopurity, making it useful in stereoselective chemical processes.

Organic Synthesis Building Block

It functions as a versatile building block in organic chemistry for constructing complex molecules and novel compounds.

02 /Properties

Molecular weight	144.13
Empirical formula	C6H8O4
Boiling point	142 °C/8 mmHg(lit.)
Storage temperature	2-8°C
Application	Enzymatic alcoholysis of this racemic lactide catalyzed by commercial Novozym® 435 produces both alkyl (R)-lactates and alkyl (S,S)-lactyllactates in good yield and high enantiopurity.1
Melting point	116-119 °C

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H319Causes serious eye irritation

Precautionary statements

P305IF IN EYES

Protective equipment	dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)	2
Hazard codes (EU)	Xi
Risk statements (R)	36
Safety statements (S)	26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

95-96-5

MDL number

MFCD00011685

PubChem substance

24858300

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 3,6-Dimethyl-1,4-dioxane-2,5-dione used for?

It is primarily used as a monomer for biodegradable polymers and as a building block in organic synthesis, particularly in stereoselective reactions.

What is the CAS number and formula for 3,6-Dimethyl-1,4-dioxane-2,5-dione?

The CAS number is 95-96-5 and the empirical formula is C6H8O4.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies this chemical for research and development purposes. Purity information is available on the product's specification sheet. We do not represent this product as USP, BP, EP, or pharmaceutical grade.

What are the safety and handling precautions for this chemical?

This compound is classified as an irritant (GHS07, Warning, H319). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation. Store at 2-8°C.

How is 3,6-Dimethyl-1,4-dioxane-2,5-dione packed, shipped, and exported?

Tech Serve Solutions packs chemicals securely for safe transport and handles international export procedures with expertise, ensuring compliance with all relevant regulations.