Description

(3As,7R,7Ar)-Decahydro-1,1,7,7A-Tetramethyl-4H-Cyclopropa[A]Naphthalen-4-One CAS NO 808102-63-8 is a high-purity, stereochemically defined ketone derivative of a complex polycyclic hydrocarbon. This compound serves as a critical chiral building block and intermediate in advanced organic synthesis, valued for its rigid, three-dimensional structure. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fragrance industries who require precise molecular scaffolds for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key chiral precursor for the synthesis of novel therapeutic agents, including steroids and terpenoid-based drugs.
• Agrochemical Synthesis: Building block for developing advanced pesticides and herbicides with specific stereochemical activity.
• Fragrance & Flavor Industry: Used in the creation of complex, long-lasting amber, woody, and musky scent molecules.
• Organic Synthesis Research: Valuable scaffold in academic and industrial R&D for studying cyclopropane ring reactions and stereoselective transformations.
• Material Science: Potential monomer or additive for specialty polymers requiring specific structural motifs.
• Catalyst & Ligand Development: Serves as a backbone for designing novel chiral ligands used in asymmetric catalysis.

Basic Information

Product Name	(3As,7R,7Ar)-Decahydro-1,1,7,7A-Tetramethyl-4H-Cyclopropa[A]Naphthalen-4-One
CAS No.	808102-63-8
Molecular Formula	C15H24O
Molecular Weight	220.35 g/mol
Synonyms	4H-Cyclopropa[a]naphthalen-4-one, decahydro-1,1,7,7a-tetramethyl-, (3aS,7R,7aR)-; (3aS,7R,7aR)-Decahydro-1,1,7,7a-tetramethyl-4H-cyclopropa[a]naphthalen-4-one; Ambretone; Ambroxide precursor; Tetramethyl cyclopropanaphthalenone; Chiral decalin ketone; Polycyclic terpenoid ketone
EINECS	Contact for details

Quality Control

Our (3As,7R,7Ar)-Decahydro-1,1,7,7A-Tetramethyl-4H-Cyclopropa[A]Naphthalen-4-One is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC and GC-MS, to ensure high chemical and stereochemical purity suitable for sensitive synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 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.