Dimethyl succinate CAS 106-65-0

Product name: Dimethyl Succinate

English alias: Dimethyl butanedioate; Methyl succinate

CAS: 106-65-0

Molecular formula: C6H10O4

Appearance: Colorless transparent liquid

Package: 25 kg/drum, 200 kg/drum

What is Dimethyl Succinate?

Dimethyl Succinate is the dimethyl ester of succinic acid. It is a clear, colorless liquid with a faint, characteristic ester-like odor. It is produced by the esterification of succinic acid with methanol. The compound is characterized by its high boiling point, good solvating power, and low toxicity. It serves as a valuable chemical intermediate, a high-boiling polar aprotic solvent, and is recognized as a "green" solvent due to its favorable environmental profile and biodegradability.

COA (Certificate of Analysis):

Item	Specification	Result
Appearance	Colorless transparent liquid	Colorless transparent liquid
Content (GC) %	≥99.5	99.63
Moisture %	≤0.1	0.02
Acid Value (mgKOH/g)	≤0.1	0.05
Color(APHA)	≤15	10

Application:

1. Chemical Intermediate: A key starting material in organic synthesis, particularly for the production of pharmaceuticals, agrochemicals, dyes, and other fine chemicals. It can undergo transesterification, reduction, and condensation reactions.

2. Solvent: Used as a high-boiling, polar aprotic solvent for resins, cellulose esters, acrylics, and in coating formulations. Its slow evaporation rate is advantageous in certain processes.

3. Plasticizer: Functions as a plasticizer for cellulose-based plastics and other polymers, though its volatility is higher than that of polymer-grade plasticizers.

4. Flavor and Fragrance: Used as a minor component in fragrance compositions and as a flavoring agent in food (where approved).

5. Green Chemistry: Considered an environmentally friendly solvent and is used in various "green" chemical processes.

Safety profile:

Dimethyl Succinate has low acute toxicity and is generally considered non-hazardous. It may cause mild irritation to the eyes and skin. It is not known to be a skin sensitizer. Good industrial hygiene practices should be followed. Use gloves and safety glasses to prevent prolonged contact. The compound is readily biodegradable.

Precautions:

Avoid breathing dust or vapors and wash skin thoroughly after handling.

Reactions:

Reacts with acids, strong oxidizing acids, and caustic solutions, which can generate heat. It can also react with alkali metals and hydrides to produce flammable hydrogen gas.

Storage requirements:

Store in a cool, dry, well-ventilated area away from direct sunlight, heat, and ignition sources. Keep containers tightly closed to prevent moisture absorption. Recommended storage temperature: 10-40 °C. Store away from strong oxidizing agents, strong acids, and strong bases.

Transport & Packaging:

Dimethyl Succinate is typically supplied in 25 kg and 200 kg HDPE drums or stainless steel containers. Classified as non-hazardous for transport.