Description

Mono-Methyl Succinate CAS NO 3878-55-5 is a versatile diester derivative of succinic acid, serving as a crucial chemical intermediate and building block. Its value lies in its bifunctional reactivity, offering both an ester group and a free carboxylic acid for further synthetic modifications. This compound is essential for manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators.
• Polymer & Resin Modifier: Acts as a monomer or cross-linking agent in the manufacture of polyesters, alkyd resins, and plasticizers.
• Flavor & Fragrance Industry: Serves as a precursor for esters used in creating specific flavor and aroma compounds.
• Organic Synthesis: A versatile reagent for producing other succinate derivatives, amides, and anhydrides.
• Corrosion Inhibitor Formulation: Component in specialty chemical blends for metal surface treatment and protection.

Basic Information

Product Name	Mono-Methyl Succinate
CAS No.	3878-55-5
Molecular Formula	C5H8O4
Molecular Weight	132.11 g/mol
Synonyms	Monomethyl succinate; Methyl hydrogen succinate; Succinic acid monomethyl ester; 4-Methoxy-4-oxobutanoic acid; Butanedioic acid, monomethyl ester; Methyl 3-carboxypropionate; 3-Carbomethoxypropionic acid
EINECS	223-398-6

Quality Control

Our Mono-Methyl Succinate is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets the high-purity standards required for sensitive applications like pharmaceutical synthesis. Certificates of Analysis (COA) documenting purity, physical characteristics, and test results are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of heat.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	52 - 56 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.