Description

(3S)-2,3,4,5,6,7,8,8Aα-Octahydro-3,7,7-Trimethyl-8-Methylene-1H-3Aα,6α-Methanoazulene CAS NO 18444-94-5 is a high-purity, stereochemically defined sesquiterpene derivative. This compound is valued for its unique and complex tricyclic structure, making it a versatile intermediate in advanced organic synthesis and fragrance chemistry. It is primarily sought by manufacturers in the flavor & fragrance, pharmaceutical intermediate, and fine chemical sectors for its specific organoleptic and synthetic properties.

Application

• Fragrance & Flavor Ingredient: Serves as a key intermediate or building block for synthesizing complex, woody, and ambergris-type fragrance molecules.
• Pharmaceutical Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs) due to its intricate, polycyclic carbon skeleton.
• Organic Synthesis Building Block: Acts as a chiral starting material or intermediate for the synthesis of natural products and other complex organic molecules in fine chemical production.
• Chemical Research & Development: Employed in academic and industrial R&D for studying terpene chemistry, cyclization reactions, and stereoselective synthesis.
• Specialty Chemical Manufacturing: Utilized in the production of high-value specialty chemicals for agrochemicals or advanced material precursors.

Basic Information

Product Name	(3S)-2,3,4,5,6,7,8,8Aα-Octahydro-3,7,7-Trimethyl-8-Methylene-1H-3Aα,6α-Methanoazulene
CAS No.	18444-94-5
Molecular Formula	C15H24
Molecular Weight	204.35 g/mol
Synonyms	(-)-α-Gurjunene; (3S)-α-Gurjunene; (1S,3aR,3bS,6aS,7R)-1,2,3,3a,3b,4,5,6,6a,7-Decahydro-1,4,7-trimethyl-1-(prop-1-en-2-yl)cyclopenta[a]pentalene; 1H-3a,6-Methanoazulene, 2,3,4,5,6,7,8,8a-octahydro-3,7,7-trimethyl-8-methylene-, (3S,3aS,3bR,6aS,7R)-; α-Gurjunene
EINECS	Contact for details

Quality Control

Our production of (3S)-α-Gurjunene adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including GC/HPLC for purity and isomer content, optical rotation measurement, and spectroscopic identification (IR, NMR) to ensure chemical identity and stereochemical purity. Certificates of Analysis (COA) with detailed specifications are provided to guarantee traceability and batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 95.0%
Optical Rotation [α]20/D	Contact for details
Specific Gravity (20°C)	0.900 - 0.920
Refractive Index (20°C)	1.490 - 1.510

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