Description

Methyl 2-pentenoate is a versatile, unsaturated ester with the CAS registry number 818-59-7. This compound serves as a valuable intermediate and building block in organic synthesis, prized for its reactive alkene functionality. It is primarily utilized by manufacturers in the fragrance, flavor, and pharmaceutical industries for creating complex molecules.

Application

• Fragrance and Flavor Intermediate: A key component in the synthesis of esters and lactones that contribute fruity, green, or fatty olfactory notes to perfumes and food flavorings.
• Pharmaceutical Synthesis: Acts as a crucial building block for constructing active pharmaceutical ingredients (APIs) and other fine chemicals.
• Polymer and Resin Modification: Used in the production of specialty polymers, where its double bond can participate in copolymerization reactions to modify material properties.
• Agrochemical Synthesis: Employed as an intermediate in the manufacture of certain pesticides and herbicides.
• Organic Synthesis Reagent: Serves as a Michael acceptor or a substrate in various name reactions, including hydrogenation and hydroformylation.
• Research and Development: Used in academic and industrial R&D laboratories for method development and exploring new synthetic pathways.

Basic Information

Product Name	Methyl 2-Pentenoate
CAS No.	818-59-7
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	2-Pentenoic acid, methyl ester; Methyl (E)-2-pentenoate; Methyl pent-2-enoate; Methyl trans-2-pentenoate; 2-Pentenoic acid methyl ester; Methyl α,β-pentenoate; Methyl 2-pentenoic acid ester
EINECS	212-456-5

Quality Control

Our Methyl 2-pentenoate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including GC and HPLC analysis, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong alkalis and incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal quality.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Isomeric Purity (GC)	Contact for details
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.422 - 1.426
Specific Gravity (20/20°C)	0.915 - 0.925

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