Description

4-[(1R,4Aα)-6β-Bromo-2β-Ethenyldecahydro-2,5,5,8Aβ-Tetramethylnaphthalen-1α-Yl]-2-Butanone is a high-purity, complex organic intermediate featuring a brominated decalin core with an ethenyl substituent. This compound is valued for its unique sterically hindered structure, which makes it a critical building block in advanced organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for steroidal or terpenoid-based drug candidates.
• Agrochemical Synthesis: Used in the synthesis of advanced crop protection agents and pesticides, leveraging its complex, functionalized ring system.
• Organic Synthesis Building Block: Employed in academic and industrial research for constructing complex natural product analogs and other high-value specialty chemicals.
• Fragrance & Flavor Chemistry: Acts as a precursor for synthesizing unique musk-like or woody aroma chemicals due to its tetramethylnaphthalene-derived structure.
• Material Science Research: Investigated as a monomer or additive for creating specialized polymers with specific thermal or optical properties.

Basic Information

Product Name	4-[(1R,4Aα)-6β-Bromo-2β-Ethenyldecahydro-2,5,5,8Aβ-Tetramethylnaphthalen-1α-Yl]-2-Butanone
CAS No.	95387-43-2
Molecular Formula	C20H31BrO
Molecular Weight	367.37 g/mol
Synonyms	6β-Bromo-2β-ethenyldecahydro-2,5,5,8aβ-tetramethyl-1α-naphthalenepropan-2-one; (1R,4aS,6R,8aS)-6-Bromo-2-ethenyl-2,5,5,8a-tetramethyldecahydro-1-naphthalenyl methyl ketone; 6-Bromoambrox; Brominated Ambrox derivative; 6β-Bromoambrox; 6-Bromo-2-ethenyl-2,5,5,8a-tetramethyldecahydronaphthalen-1-yl methyl ketone
EINECS	Contact for details

Quality Control

Every batch of 4-[(1R,4Aα)-6β-Bromo-2β-Ethenyldecahydro-2,5,5,8Aβ-Tetramethylnaphthalen-1α-Yl]-2-Butanone is produced and tested under strict quality management systems. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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