Description

Octahydro-5,5,8A-Trimethyl-2H-1-Benzopyran-2-One is a high-purity synthetic intermediate belonging to the class of saturated benzopyranones. This compound is valued for its defined stereochemistry and structural framework, which serves as a versatile building block in advanced organic synthesis. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and fine chemical industries for the development of novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and synthesis of potential therapeutic agents, including central nervous system (CNS) drugs and anti-inflammatory compounds.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, leveraging its complex cyclic structure to create bioactive molecules.
• Fragrance & Flavor Chemistry: Serves as a precursor for synthesizing musky or woody aroma chemicals due to its decalin-like structural motif.
• Fine Chemical Building Block: Employed in academic and industrial research for constructing complex natural product analogs and other specialty organic compounds.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific thermal or optical properties.

Basic Information

Product Name	Octahydro-5,5,8A-Trimethyl-2H-1-Benzopyran-2-One
CAS No.	93777-44-7
Molecular Formula	C₁₂H₂₀O₂
Molecular Weight	196.29 g/mol
Synonyms	5,5,8A-Trimethyloctahydro-2H-chromen-2-one; Dihydroambrettolide (isomer); (4aR,8aS)-4a,5,8,8-Tetramethyl-3,4,4a,6,7,8-hexahydro-2H-chromen-2-one; Hexahydro-5,5,8a-trimethyl-2H-1-benzopyran-2-one; Ambretone; Tetramethyl hexahydro chromenone; Musk TM-II; Perhydro-5,5,8a-trimethyl-2H-1-benzopyran-2-one
EINECS	Contact for details

Quality Control

Our Octahydro-5,5,8A-Trimethyl-2H-1-Benzopyran-2-One is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

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.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Optical Purity (Chiral GC/HPLC)	Contact for details
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.