Description

2-Butenoic Acid, 2-Methyl-, 1-Methylpropyl Ester is a specialized organic ester with the CAS registry number 83321-19-1. This compound serves as a valuable chemical intermediate and functional ingredient, prized for its reactivity and specific molecular structure. It is primarily utilized by manufacturers in the fragrance, flavor, and fine chemical synthesis industries seeking to create complex molecules with unique properties.

Application

• Fragrance and Flavor Industry: Acts as a key intermediate or building block in the synthesis of complex aroma chemicals and flavoring agents.
• Fine Chemical Synthesis: Serves as a versatile reagent for the production of pharmaceuticals, agrochemicals, and other specialty organic compounds.
• Polymer Modification: Used as a co-monomer or cross-linking agent to impart specific characteristics to polymeric materials.
• Solvent and Carrier: Functions as a high-boiling point solvent or carrier fluid in specialized formulations and reaction media.
• Research & Development: Employed in academic and industrial R&D laboratories for novel synthetic pathways and material science studies.
• Lubricant and Plasticizer Additive: Can be utilized as a precursor or additive to modify the properties of industrial lubricants and plasticizers.

Basic Information

Product Name	2-Butenoic Acid, 2-Methyl-, 1-Methylpropyl Ester
CAS No.	83321-19-1
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	1-Methylpropyl 2-methyl-2-butenoate; sec-Butyl 2-methylcrotonate; 2-Methyl-2-butenoic acid 1-methylpropyl ester; Crotonic acid, 2-methyl-, sec-butyl ester; sec-Butyl tiglate; Tiglic acid sec-butyl ester; 2-Butenoic acid, 2-methyl-, sec-butyl ester; sec-Butyl 2-methyl-2-butenoate
EINECS	Contact for details

Quality Control

Our 2-Butenoic Acid, 2-Methyl-, 1-Methylpropyl Ester is produced under stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure high purity, consistency, and traceability. We provide detailed Certificates of Analysis (COA) for all shipments, confirming compliance with agreed specifications. Our quality system is designed to meet the rigorous demands of industrial and fine chemical applications.

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. 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)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.425 - 1.435
Density (20°C)	0.89 - 0.92 g/mL

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