Description

2-Keto-4-Pentenoic Acid is a versatile, unsaturated keto acid that serves as a valuable building block in organic synthesis. Its bifunctional structure, featuring both a ketone and a carboxylic acid group on a conjugated diene backbone, makes it a critical intermediate for constructing complex molecular frameworks. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key synthon for the production of various active pharmaceutical ingredients (APIs), particularly those with heterocyclic or unsaturated structures.
• Agrochemical Synthesis: Used in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other high-value specialty chemicals.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating polymers with specific functional properties.
• Biochemical Research: Employed in metabolic pathway studies and as a substrate or inhibitor in enzymatic assays.
• Organic Synthesis Reagent: Utilized in Diels-Alder reactions, Michael additions, and other carbon-carbon bond-forming transformations.

Basic Information

Product Name	2-Keto-4-Pentenoic Acid
CAS No.	20406-62-6
Molecular Formula	C5H6O3
Molecular Weight	114.10 g/mol
Synonyms	4-Pentenoic acid, 2-oxo-; 2-Oxo-4-pentenoic acid; 4-Pentenoic acid, 2-keto-; 2-Ketopent-4-enoic acid; 4-Pentenoic-2-one acid; Vinylpyruvic acid; 2-Oxopent-4-enoic acid; (E/Z)-2-Keto-4-pentenoic acid
EINECS	Contact for details

Quality Control

Our 2-Keto-4-Pentenoic Acid is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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