Description

[1S,(+)]-1,2,3,4,4Aβ,5,6,8Aα-Octahydro-7-Methyl-4-Methylene-1-Isopropylnaphthalene is a high-purity, optically active sesquiterpene derivative with the CAS number 483-74-9. This compound is valued for its defined stereochemistry and serves as a versatile chiral building block and reference standard in advanced chemical synthesis. It is essential for research and development in the pharmaceutical, agrochemical, and fragrance industries, where precise molecular structure is critical for activity and quality.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in terpene-based drug discovery.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging its complex hydrocarbon skeleton for bioactive molecule design.
• Fragrance & Flavor Ingredient: Serves as a precursor or a component in the synthesis of high-value, natural-identical aroma chemicals and perfumery compounds.
• Chemical Research: An important reference standard and starting material in organic chemistry research, catalysis studies, and methodological development.
• Specialty Chemicals: Employed in the production of fine chemicals, ligands for asymmetric catalysis, and other high-value specialty products.

Basic Information

Product Name	[1S,(+)]-1,2,3,4,4Aβ,5,6,8Aα-Octahydro-7-Methyl-4-Methylene-1-Isopropylnaphthalene
CAS No.	483-74-9
Molecular Formula	C15H24
Molecular Weight	204.35 g/mol
Synonyms	(+)-Aromadendrene; (1S,4aS,8aS)-1-Isopropyl-7-methyl-4-methylene-1,2,3,4,4a,5,6,8a-octahydronaphthalene; 1-Isopropyl-7-methyl-4-methylene-1,2,3,4,4a,5,6,8a-octahydronaphthalene; Aromadendrene; NSC 146805; (+)-allo-Aromadendrene
EINECS	207-604-9

Quality Control

Our [1S,(+)]-Aromadendrene is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by GC or HPLC, to ensure compliance with exacting research and industry standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles 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 place at room temperature (15-25°C). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). For long-term storage, consider packaging under an inert gas such as nitrogen or argon.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 95.0%
Chiral Purity ([α]D)	≥ 98.0% ee
Specific Rotation ([α]20/D)	Contact for details
Refractive Index (n20/D)	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.