Description

(4R,S)-4-(2-Butyl-cis-Bicyclo[4.3.0]-2-Nonen-8-One is a specialized bicyclic ketone compound that serves as a valuable chiral intermediate and building block in advanced organic synthesis. Its unique sterically constrained structure makes it particularly significant for the development of complex molecules with specific stereochemical configurations. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries who require high-purity, structurally defined intermediates for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key chiral building block for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-inflammatory therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, where its bicyclic structure can contribute to unique biological activity.
• Fine Chemical Production: Serves as a precursor for fragrances, flavors, and other specialty chemicals requiring complex, stereodefined carbon skeletons.
• Academic & Industrial Research: A valuable tool in methodological chemistry research for studying stereoselective reactions, ring-forming transformations, and catalysis.
• Material Science: Potential monomer or precursor for synthesizing polymers with specific thermal or mechanical properties derived from its rigid bicyclic core.

Basic Information

Product Name	(4R,S)-4-(2-Butyl-cis-Bicyclo[4.3.0]-2-Nonen-8-One
CAS No.	70869-60-2
Molecular Formula	C₁₃H₂₀O
Molecular Weight	192.30 g/mol
Synonyms	4-(2-Butyl)-cis-bicyclo[4.3.0]non-2-en-8-one; 2-Butyl-cis-bicyclo[4.3.0]non-2-en-8-one; (±)-4-(2-Butyl)-cis-bicyclo[4.3.0]non-2-en-8-one; Bicyclo[4.3.0]non-2-en-8-one, 4-(2-butyl)-, cis-; (4RS)-4-(2-Butyl)-cis-bicyclo[4.3.0]non-2-en-8-one; 70869-60-2; cis-4-(2-Butyl)bicyclo[4.3.0]non-2-en-8-one
EINECS	Contact for details

Quality Control

Every batch of (4R,S)-4-(2-Butyl-cis-Bicyclo[4.3.0]-2-Nonen-8-One is manufactured under strict quality management systems and undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Our standard research-grade material is characterized by techniques including HPLC, GC, NMR, and IR spectroscopy. A detailed Certificate of Analysis (COA) is provided with each shipment, and we support custom synthesis to meet specific purity or isomeric ratio requirements for advanced applications.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Isomeric Ratio (4R:4S)	~50:50 (Racemic)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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