Description

3-Pentenoic Acid Methyl Ester is a versatile, high-purity unsaturated ester that serves as a critical building block in advanced organic synthesis. Its reactive terminal alkene and ester functionalities make it an invaluable intermediate for creating complex molecules with high precision. This compound is essential for R&D and production chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality intermediates for applications such as fragrance synthesis and polymer modification.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Flavor and Fragrance Ingredient: Serves as a precursor for synthesizing specific ester-based aroma compounds.
• Polymer & Resin Modification: Acts as a monomer or cross-linking agent in the production of specialty polymers and coatings.
• Organic Synthesis Reagent: Employed in various name reactions, including Michael additions and cyclization processes, for constructing complex organic frameworks.
• Chemical Research & Development: A valuable tool in academic and industrial R&D labs for exploring new synthetic pathways and methodologies.

Basic Information

Product Name	3-Pentenoic Acid Methyl Ester
CAS No.	818-58-6
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	Methyl 3-pentenoate; Methyl pent-3-enoate; 3-Pentenoic acid methyl ester; Pent-3-enoic acid methyl ester; 3-Penten-1-oic acid, methyl ester; Methyl ester of 3-pentenoic acid; 3-Pentenoic acid, methyl ester
EINECS	212-454-9

Quality Control

Every batch of 3-Pentenoic Acid Methyl Ester is produced and tested under a strict quality management system to ensure consistency and purity for your critical applications. Our products undergo rigorous quality testing, including chromatographic analysis, to ensure compliance with industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and support your regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.418 - 1.422
Density (20°C)	0.92 - 0.96 g/mL

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