Description

2-Butenoic Acid, Octyl Ester, (2E)- is a high-purity, unsaturated fatty acid ester with the CAS number 173605-13-5. This compound serves as a versatile chemical intermediate and functional additive, valued for its specific molecular structure and reactivity. It is primarily sought after by manufacturers in the fragrance, flavor, polymer, and specialty chemical industries for applications requiring a defined olefinic ester component.

Application

• Fragrance and Flavor Ingredient: Used as a building block or modifier in the synthesis of aroma chemicals and flavor compounds.
• Polymer Additive: Acts as a plasticizer, co-monomer, or cross-linking agent in the production of specialty polymers and resins.
• Organic Synthesis Intermediate: A key starting material or intermediate for synthesizing more complex molecules in pharmaceutical and agrochemical research.
• Lubricant and Grease Formulation: Employed as a synthetic ester base or additive in high-performance lubricants and functional fluids.
• Surface Active Agent: Utilized in the formulation of specialty surfactants, emulsifiers, and coating materials.
• Chemical Research & Development: Serves as a standard or reagent in analytical and process development laboratories.

Basic Information

Product Name	2-Butenoic Acid, Octyl Ester, (2E)-
CAS No.	173605-13-5
Molecular Formula	C₁₂H₂₂O₂
Molecular Weight	198.30 g/mol
Synonyms	(E)-Octyl 2-Butenoate; (2E)-2-Butenoic Acid Octyl Ester; trans-2-Butenoic Acid Octyl Ester; Octyl trans-Crotonate; trans-Crotonic Acid Octyl Ester; 2-Butenoic Acid, Octyl Ester, (E)-; FEMA 3224; Octyl (E)-2-Butenoate
EINECS	Contact for details

Quality Control

Our 2-Butenoic Acid, Octyl Ester, (2E)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key specifications are provided with every shipment to guarantee compliance with your 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 oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Isomeric Purity ((E)-isomer)	≥ 99.0%
Refractive Index (n20/D)	1.440 - 1.445
Specific Gravity (20/4°C)	0.870 - 0.880

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