Description

Cyclopentyl Butyrate is a high-purity organic ester compound with the CAS registry number 6290-13-7. This specialty chemical serves as a valuable intermediate and functional ingredient, prized for its unique organoleptic and chemical properties. It is essential for manufacturers in the fragrance, flavor, and pharmaceutical industries seeking to develop sophisticated product profiles and synthesize complex molecules.

Application

Cyclopentyl Butyrate is a versatile compound with several key industrial applications:

• Fragrance & Flavor Ingredient: Used as a building block or modifier in the synthesis of complex aroma chemicals, imparting fruity, sweet, or ethereal notes to fine fragrances and food flavorings.
• Pharmaceutical Intermediate: Serves as a crucial synthon in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Organic Synthesis: Acts as a reagent or protecting group in various organic transformations, including esterifications and Grignard reactions, within R&D and pilot-scale chemical production.
• Solvent & Carrier: Functions as a high-boiling point solvent or carrier fluid in specialty coatings, inks, and agrochemical formulations.
• Polymer Modification: Employed as a plasticizer or comonomer in the production of specialized polymers to modify flexibility and other physical properties.

Basic Information

Product Name	Cyclopentyl Butyrate
CAS No.	6290-13-7
Molecular Formula	C₉H₁₆O₂
Molecular Weight	156.22 g/mol
Synonyms	Butanoic acid, cyclopentyl ester; Cyclopentyl butanoate; Cyclopentanol, butyrate; Butyric acid cyclopentyl ester; NSC 406106; FEMA No. 3264
EINECS	228-525-9

Quality Control

Our Cyclopentyl Butyrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with every shipment, detailing all relevant specifications. We can support compliance requirements for various applications, including those adhering to ISO and GMP guidelines where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining under an inert atmosphere to preserve optimal quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.428 - 1.432
Specific Gravity (20/20°C)	0.945 - 0.955
Water Content (KF)	≤ 0.2%

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