Description

Butyl Crotonate is a versatile ester compound widely used as a chemical intermediate and monomer. Its value lies in its ability to undergo polymerization and serve as a building block for specialty polymers and fine chemicals. This product is essential for manufacturers in the polymer, coatings, and specialty chemical industries seeking to develop materials with specific performance characteristics.

Application

• Polymer & Resin Production: Acts as a reactive monomer for the synthesis of specialty polymers, including acrylic and vinyl ester resins.
• Chemical Intermediate: Serves as a key building block in organic synthesis for pharmaceuticals, agrochemicals, and other fine chemicals.
• Coatings & Adhesives: Used in the formulation of advanced coatings, inks, and adhesive systems to modify flexibility and adhesion properties.
• Flavor & Fragrance Industry: Employed as a precursor in the synthesis of specific ester-based aroma compounds.
• Plasticizer & Modifier: Functions as a co-monomer or additive to modify the physical properties of plastics and elastomers.
• Research & Development: Utilized in laboratories for method development and the creation of novel polymeric materials.

Basic Information

Product Name	Butyl Crotonate
CAS No.	591-63-9
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	Butyl 2-Butenoate; Crotonic Acid Butyl Ester; n-Butyl Crotonate; 2-Butenoic Acid Butyl Ester; Butyl (E)-2-Butenoate; trans-Butyl Crotonate; Butyl trans-2-Butenoate
EINECS	209-722-8

Quality Control

Our Butyl Crotonate is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. Certificates of Analysis (COA) documenting all test results 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, well-ventilated area away from incompatible materials such as strong bases 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 prevent moisture absorption and 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)	1.424 - 1.428
Density (20°C)	0.895 - 0.905 g/mL

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