Description

[4R,(-)]-1,2,3,4,4Aα,5,8,8Aβ-Octahydro-6-Methyl-1-Methylene-4-Isopropylnaphthalene is a high-purity, stereochemically defined sesquiterpene hydrocarbon that serves as a critical chiral intermediate and building block in advanced organic synthesis. Its value lies in its rigid, polycyclic structure and defined stereochemistry, which are essential for imparting specific biological activity or material properties in final products. This compound is primarily needed by research institutions and industrial R&D teams in the pharmaceutical, agrochemical, and fragrance industries for developing novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel therapeutic agents, particularly in steroid-like or terpenoid-based drug discovery programs.
• Agrochemical Research: Used as a precursor in developing new pesticides and herbicides, leveraging its complex hydrocarbon skeleton for bioactive molecule design.
• Fragrance & Flavor Synthesis: Serves as a starting material for creating sophisticated, natural-identical sesquiterpenoid aroma compounds.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex polycyclic natural product analogs and novel molecular architectures.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers and advanced organic materials with specific structural properties.

Basic Information

Product Name	[4R,(-)]-1,2,3,4,4Aα,5,8,8Aβ-Octahydro-6-Methyl-1-Methylene-4-Isopropylnaphthalene
CAS No.	5957-56-2
Molecular Formula	C₁₅H₂₄
Molecular Weight	204.35 g/mol
Synonyms	(-)-α-Gurjunene; (4R)-1,2,3,4,4a,5,8,8a-Octahydro-6-methyl-1-methylene-4-(1-methylethyl)naphthalene; α-Gurjunene; (1S,4R,4aR,8aR)-4-Isopropyl-1-methylidene-6-methyl-1,2,3,4,4a,5,8,8a-octahydronaphthalene; (-)-α-Gurjunene; Gurjunene α-; [4R-] Gurjunene
EINECS	Contact for details

Quality Control

Our [4R,(-)]-α-Gurjunene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chiral purity verification, to meet the stringent requirements of research and development applications. A Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (GC)	≥ 95.0%
Chiral Purity (Chiral GC/HPLC)	≥ 98.0% ee ([4R,(-)]-enantiomer)
Water Content (KF)	≤ 0.5%

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