Description

2-Pentenal, 3-Methyl-4-Oxo-, (Z)- (9Ci) is a specialized, high-purity chemical intermediate with the CAS number 58921-44-1. This compound is valued for its unique α,β-unsaturated carbonyl structure, making it a versatile building block for synthesizing complex molecules in fine chemical and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists working in advanced organic synthesis, fragrance development, and agrochemical manufacturing.

Application

This chemical serves as a critical intermediate in various sophisticated synthetic pathways. Its applications include:

• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Flavor and Fragrance Synthesis: Acts as a key precursor for creating specific aldehydic and fruity notes in high-value aroma chemicals.
• Agrochemical Research: Employed in developing novel pesticides and herbicides due to its reactive carbonyl functionality.
• Organic Synthesis & Catalysis: Serves as a Michael acceptor or a dienophile in Diels-Alder reactions for constructing complex molecular architectures.
• Material Science Research: Investigated as a monomer or cross-linking agent for specialty polymers.

Basic Information

Product Name	2-Pentenal, 3-Methyl-4-Oxo-, (Z)- (9Ci)
CAS No.	58921-44-1
Molecular Formula	C6H8O2
Molecular Weight	112.13 g/mol
Synonyms	(Z)-3-Methyl-4-oxo-2-pentenal; 3-Methyl-4-oxo-2-pentenal, (Z)-; 4-Oxo-3-methyl-2-pentenal; (Z)-3-Methylpent-2-en-1,4-dione; 3-Methyl-1,4-pentadiene-1-one; (Z)-3-Methyl-4-oxopent-2-enal
EINECS	Contact for details

Quality Control

Our 2-Pentenal, 3-Methyl-4-Oxo-, (Z)- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality system is designed to meet the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. Allow the container to reach ambient temperature before opening to minimize moisture ingress and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 0.5%

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