Description

2-Pentenoic Acid, 2-(Acetylamino)-4-Oxo-, Methyl Ester is a specialized, high-purity chemical intermediate with a complex molecular structure, identified by CAS number 142937-78-8. This compound is valued for its unique functional groups, making it a versatile building block in advanced organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing novel molecular scaffolds.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with complex heterocyclic or peptide-like structures.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its reactive carbonyl and amide functionalities.
• Fine Chemical Synthesis: Acts as a versatile building block for creating specialty chemicals, including dyes, pigments, and advanced materials.
• Biochemical Research: Employed in the study of enzyme inhibitors and the development of biochemical probes for diagnostic applications.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Product Name	2-Pentenoic Acid, 2-(Acetylamino)-4-Oxo-, Methyl Ester
CAS No.	142937-78-8
Molecular Formula	C8H11NO4
Molecular Weight	185.18 g/mol
Synonyms	Methyl 2-acetamido-4-oxopent-2-enoate; 2-(Acetylamino)-4-oxo-2-pentenoic acid methyl ester; 4-Oxo-2-pentenoic acid, 2-(acetylamino)-, methyl ester; Ac-Pyr-Methyl Ester (research context); 2-Acetamido-4-oxopent-2-enoic acid methyl ester; Methyl (2E)-2-acetamido-4-oxopent-2-enoate
EINECS	Contact for details

Quality Control

Our production of 2-Pentenoic Acid, 2-(Acetylamino)-4-Oxo-, Methyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for critical research and development applications. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

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 compound is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
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.