Description

Methyl (E)-3-Pentenoate is a high-purity, unsaturated ester compound valued for its role as a versatile chemical intermediate and building block in organic synthesis. Its specific stereochemistry and functional group make it a critical reagent for constructing more complex molecules, particularly in the pharmaceutical and fine chemical sectors. This product is essential for R&D chemists and production specialists in industries requiring precise, high-quality intermediates for advanced synthesis.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Fine Chemical Synthesis: Used in the production of specialty chemicals, flavors, fragrances, and advanced materials due to its reactive double bond and ester functionality.
• Agrochemical Research: Acts as a precursor in the development of novel pesticides, herbicides, and plant growth regulators.
• Polymer & Material Science: Employed as a monomer or co-monomer in research for creating specialized polymers with unique properties.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, including cross-coupling and cyclization reactions.

Basic Information

Product Name	Methyl (E)-3-Pentenoate
CAS No.	20515-19-9
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	(E)-3-Pentenoic Acid Methyl Ester; Methyl trans-3-Pentenoate; trans-Methyl 3-pentenoate; 3-Pentenoic Acid, Methyl Ester, (E)-; Methyl (E)-β,γ-Hexenoate; Methyl 3-pentenoate (mixed isomers); 20515-19-9; Methyl pent-3-enoate
EINECS	Contact for details

Quality Control

Our Methyl (E)-3-Pentenoate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0% (Area %)
Isomeric Purity ((E)-isomer)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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