Description

Propanedioic Acid, (1-Methylethyl)-, Monomethyl Ester is a specialized malonic acid derivative ester, valued for its role as a versatile synthetic intermediate in fine chemical and pharmaceutical manufacturing. This compound is engineered to provide a reactive ester functionality, enabling controlled chemical transformations under mild conditions. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced material sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a malonate ester moiety.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and specialty polymers where controlled esterification is critical.
• Organic Synthesis Reagent: Employed in Knoevenagel condensations and other carbon-carbon bond-forming reactions in research and development.
• Ligand and Catalyst Development: Useful in the preparation of novel chelating agents and organometallic catalysts.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing specific ester-based aroma compounds.

Basic Information

Product Name	Propanedioic Acid, (1-Methylethyl)-, Monomethyl Ester
CAS No.	103495-93-8
Molecular Formula	C7H12O4
Molecular Weight	160.17 g/mol
Synonyms	Monomethyl Isopropylmalonate; Isopropylmalonic Acid Monomethyl Ester; Methyl 2-(1-Methylethyl)propanedioate; 2-Isopropylmalonic Acid Monomethyl Ester; Methyl Hydrogen Isopropylmalonate; Propanedioic acid, 2-(1-methylethyl)-, monomethyl ester; (1-Methylethyl)propanedioic acid monomethyl ester
EINECS	Contact for details

Quality Control

Our Propanedioic Acid, (1-Methylethyl)-, Monomethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global clientele. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and organic solvents. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.