Description

sec-Butyl Crotonate is a versatile ester of crotonic acid, serving as a key reactive intermediate in organic synthesis. Its value lies in its ability to act as an efficient monomer for polymerization and a building block for specialty chemicals. This product is essential for manufacturers in the polymer, agrochemical, and pharmaceutical industries seeking to develop advanced materials and active ingredients.

Application

• Polymer Industry: Used as a co-monomer in the production of specialty polymers and resins to modify flexibility, adhesion, and chemical resistance.
• Chemical Synthesis: Acts as a crucial intermediate for synthesizing complex organic molecules, including pharmaceuticals and agrochemicals.
• Adhesive & Coating Formulations: Incorporated into formulations to enhance performance characteristics such as durability and drying time.
• Flavor & Fragrance Industry: Serves as a precursor for the synthesis of specific ester-based aroma compounds.
• Research & Development: Employed in laboratories for method development and the creation of novel chemical entities.
• Cross-linking Agent: Utilized in systems requiring controlled cross-linking to improve thermal and mechanical properties of final products.

Basic Information

Product Name	sec-Butyl Crotonate
CAS No.	10371-45-6
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	2-Butyl crotonate; Crotonic acid sec-butyl ester; (E)-2-Buten-1-oic acid, 2-butyl ester; 2-Butyl (2E)-2-butenoate; sec-Butyl (E)-crotonate; But-2-yl crotonate; 1-Methylpropyl crotonate
EINECS	233-835-9

Quality Control

Our sec-Butyl Crotonate is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including gas chromatography (GC) and infrared spectroscopy (IR), to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents, acids, and bases. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.425 - 1.430
Density (20°C)	0.90 - 0.92 g/mL

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