Description

Cyclopentyl Isobutyrate is a specialized organic ester compound with the CAS registry number 6290-14-8. This chemical serves as a valuable intermediate and functional ingredient, prized for its unique organoleptic properties and reactivity profile. It is primarily utilized by manufacturers in the fragrance, flavor, and pharmaceutical synthesis industries seeking high-purity, consistent raw materials.

Application

• Fragrance and Flavor Industry: Acts as a key aroma chemical and flavoring agent, contributing fruity, sweet, or ethereal notes to perfumes, cosmetics, and food products.
• Pharmaceutical Intermediates: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Organic Synthesis: Used as a versatile reagent or protecting group in various organic transformations and laboratory-scale research.
• Solvent and Carrier: Functions as a specialty solvent for resins, polymers, and other organic compounds in specific formulation applications.
• Polymer Modification: Can be employed as a plasticizer or co-monomer to modify the properties of certain polymeric materials.

Basic Information

Product Name	Cyclopentyl Isobutyrate
CAS No.	6290-14-8
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	Cyclopentyl 2-methylpropanoate; Isobutyric Acid Cyclopentyl Ester; 2-Methylpropanoic Acid Cyclopentyl Ester; Cyclopentyl Isobutanoate; Cyclopentyl Ester of Isobutyric Acid
EINECS	228-529-3

Quality Control

Our Cyclopentyl Isobutyrate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for demanding applications in fragrance and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.420 - 1.425
Specific Gravity (20/20°C)	0.910 - 0.920
Water Content (KF)	≤ 0.5%

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