Description

(E)-2-Methyl-2-Butenyl Acetate is a high-purity, unsaturated ester compound valued for its role as a versatile chemical intermediate and flavor/fragrance component. Its specific stereochemistry and functional groups make it a critical building block in organic synthesis and specialty chemical manufacturing. This product is essential for industries requiring precise chemical structures for research, development, and production of fine chemicals, agrochemicals, and aroma compounds.

Application

• Flavor and Fragrance (F&F) Industry: Used as a key intermediate or aroma chemical in the synthesis of complex fruity, green, or floral notes for perfumes, cosmetics, and food flavorings.
• Pharmaceutical Intermediates: Serves as a chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Employed in the production of pesticides, herbicides, and plant growth regulators due to its reactive olefinic and ester functionalities.
• Organic Synthesis & Research: Acts as a precursor in various organic reactions, including esterifications, reductions, and cycloadditions, for academic and industrial R&D.
• Polymer Chemistry: Can be utilized as a monomer or co-monomer in the production of specialty polymers and resins.
• Solvent for Specialty Applications: Functions as a solvent for specific resins, coatings, or inks where its unique properties are advantageous.

Basic Information

Product Name	(E)-2-Methyl-2-Butenyl Acetate
CAS No.	19248-94-3
Molecular Formula	C7H12O2
Molecular Weight	128.17 g/mol
Synonyms	2-Methyl-2-butenyl acetate; (E)-3-Methyl-2-buten-1-ol acetate; Prenyl acetate (isomeric mixture); 3,3-Dimethylallyl acetate; 3-Methyl-2-buten-1-yl acetate; (E)-1-Acetoxy-3-methyl-2-butene; 2-Buten-1-ol, 3-methyl-, acetate, (2E)-
EINECS	242-902-4

Quality Control

Our (E)-2-Methyl-2-Butenyl Acetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing including GC, HPLC, and NMR to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to guarantee compliance with your specifications and industry standards.

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 bases and oxidizing agents. Recommended storage temperature is between 2°C and 25°C. Keep container tightly sealed when not in use to prevent evaporation and moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0% (Area %)
Isomeric Purity ((E)-isomer)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.423 - 1.427
Specific Gravity (20/20°C)	0.895 - 0.905

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