Description

(1S,4Aβ)-Decahydro-1β,8Aβ-Dimethyl-7β-(1-Methylethyl)Naphthalene CAS NO 3242-05-5 is a high-purity, stereochemically defined decalin derivative, valued for its rigid, fused-ring structure. This compound serves as a critical chiral intermediate and building block in advanced organic synthesis, offering a versatile scaffold for constructing complex molecules. It is essential for R&D and production in the pharmaceutical, agrochemical, and specialty fragrance industries, where precise stereochemistry and molecular architecture are paramount.

Application

• Pharmaceutical Intermediate: Key chiral building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in steroid and terpenoid-based drug development.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its bicyclic structure contributes to biological activity and stability.
• Fragrance & Flavor Chemistry: Acts as a precursor for synthetic musks and other complex odorants in high-value perfumery and flavoring agents.
• Organic Synthesis Reagent: Serves as a versatile starting material or ligand scaffold in asymmetric catalysis and medicinal chemistry research.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific thermal and mechanical properties.
• Reference Standard: Utilized as an analytical standard in chromatography (GC, HPLC) for quality control and method development in related chemical processes.

Basic Information

Product Name	(1S,4Aβ)-Decahydro-1β,8Aβ-Dimethyl-7β-(1-Methylethyl)Naphthalene
CAS No.	3242-05-5
Molecular Formula	C15H28
Molecular Weight	208.38 g/mol
Synonyms	1-Isopropyl-4,7-dimethyl-1,2,3,4,4a,5,6,7-octahydronaphthalene; 7-Isopropyl-1,4a-dimethyl-1,2,3,4,4a,5,6,7-octahydronaphthalene; (+)-Longifolene; Longifolene; (1S,4aR,7R,7aS)-1,4a,7-Trimethyl-7-(1-methylethyl)-1,2,3,4,4a,5,6,7-octahydronaphthalene; Juniper Camphor; Kautschin
EINECS	221-813-5

Quality Control

Our (1S,4Aβ)-Decahydro-1β,8Aβ-Dimethyl-7β-(1-Methylethyl)Naphthalene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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)	≥ 97.0%
Chiral Purity (Chiral GC/HPLC)	≥ 98.0%
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.