Description

Propanoic Acid, 2-Oxo-, 1-Methyl-2-Propenyl Ester (9Ci) is a specialized organic ester compound, identified by CAS NO 423157-74-8, that serves as a versatile building block and reactive intermediate in advanced chemical synthesis. Its value lies in its unique molecular structure, which combines ketone and ester functionalities with an unsaturated alkene group, enabling its use in polymerization and fine chemical manufacturing. This product is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and polymer industries seeking to develop novel compounds or modify material properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Polymer Chemistry: Acts as a monomer or co-monomer in the production of specialty polymers, resins, and coatings.
• Agrochemical Synthesis: Serves as a key precursor in the manufacture of pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed in the creation of flavors, fragrances, and other high-value specialty chemicals.
• Cross-linking Agent: Utilized in formulations for adhesives, sealants, and elastomers to modify cross-link density and performance.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new organic reactions and pathways.

Basic Information

Product Name	Propanoic Acid, 2-Oxo-, 1-Methyl-2-Propenyl Ester (9Ci)
CAS No.	423157-74-8
Molecular Formula	C7H10O3
Molecular Weight	142.15 g/mol
Synonyms	1-Methyl-2-propenyl pyruvate; 2-Propen-1-ol, 2-methyl-, 2-oxopropanoate; Pyruvic acid, 1-methyl-2-propenyl ester; 2-Oxopropanoic acid 1-methyl-2-propenyl ester; Methallyl pyruvate; Isopropenylmethyl pyruvate; (2-Methylprop-2-enyl) 2-oxopropanoate
EINECS	Contact for details

Quality Control

Our Propanoic Acid, 2-Oxo-, 1-Methyl-2-Propenyl Ester (9Ci) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

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 acids, bases, and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index	Contact for details
Density	Contact for details

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