Description

2-Butyl-5-Methylcyclopent-2-En-1-One is a specialized organic compound belonging to the class of substituted cyclopentenones. This molecule is valued for its unique structural features, which make it a versatile intermediate in fine chemical synthesis and a key component for imparting specific organoleptic properties. It is primarily sought after by manufacturers in the fragrance, flavor, and pharmaceutical intermediate sectors who require high-purity, consistent building blocks for complex syntheses.

Application

• Fragrance and Flavor Ingredient: Serves as a key intermediate or building block in the synthesis of complex aroma chemicals and flavoring agents, contributing to woody, amber, or musky olfactory notes.
• Pharmaceutical Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs), where its cyclopentenone core is a valuable synthetic handle.
• Fine Chemical Synthesis: Acts as a crucial precursor in multi-step organic syntheses for agrochemicals, specialty polymers, and other high-value chemical products.
• Research & Development: Employed in academic and industrial R&D laboratories as a standard or novel reagent for methodological studies and new compound discovery.
• Cosmetic Ingredient Intermediate: Utilized in the production of specialty ingredients for personal care products, where specific scent profiles are engineered.

Basic Information

Product Name	2-Butyl-5-Methylcyclopent-2-En-1-One
CAS No.	15263-86-2
Molecular Formula	C10H16O
Molecular Weight	152.23 g/mol
Synonyms	2-Butyl-5-methyl-2-cyclopenten-1-one; 5-Methyl-2-butyl-2-cyclopenten-1-one; 2-Cyclopenten-1-one, 2-butyl-5-methyl-; 2-n-Butyl-5-methylcyclopent-2-en-1-one; Methylbutylcyclopentenone; Cyclotene homolog (related); Flavor and fragrance intermediate CAS 15263-86-2
EINECS	Contact for details

Quality Control

Our 2-Butyl-5-Methylcyclopent-2-En-1-One is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the stringent requirements of our global clientele. Certificates of Analysis (COA) detailing purity, physical characteristics, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

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 strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Refractive Index (n20D)	Contact for details
Specific Gravity (20°C)	Contact for details
Water Content (KF)	≤ 0.5%

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