Description

Butanoic Acid tert-Amyl Ester is a high-purity specialty ester with the CAS registry number 2050-00-2. This compound serves as a versatile intermediate and solvent, valued for its unique steric properties derived from the tert-amyl group. It is primarily utilized in the synthesis of fine chemicals, fragrances, and advanced materials, meeting the stringent demands of research and industrial-scale production.

Application

• Chemical Synthesis: Acts as a key intermediate or protecting group reagent in organic synthesis, particularly for pharmaceuticals and agrochemicals.
• Flavor & Fragrance Industry: Used as a building block for creating complex ester-based aroma compounds with fruity or buttery notes.
• Specialty Solvents: Employed as a high-boiling, non-polar solvent for resins, polymers, and specialty coatings.
• Polymer & Resin Modification: Functions as a plasticizer or co-monomer in the production of specialized polymeric materials.
• Research & Development: Serves as a standard or reagent in analytical chemistry and material science research.
• Lubricant & Fuel Additives: Utilized in the formulation of performance additives due to its ester functionality.

Basic Information

Product Name	Butanoic Acid tert-Amyl Ester
CAS No.	2050-00-2
Molecular Formula	C9H18O2
Molecular Weight	158.24 g/mol
Synonyms	tert-Amyl Butyrate; 1,1-Dimethylpropyl Butanoate; 2-Methyl-2-butyl Butyrate; Butanoic Acid, 1,1-Dimethylpropyl Ester; Butyric Acid tert-Amyl Ester; tert-Pentyl Butyrate; 2050-00-2; Butanoic acid, 2-methyl-2-butyl ester
EINECS	218-119-5

Quality Control

Our Butanoic Acid tert-Amyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing including GC, IR, and NMR to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.408 - 1.412
Density (20°C)	0.860 - 0.870 g/mL
Water Content (KF)	≤ 0.1%

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