Description

8,8-Dimethyl-8,9,10,11-Tetrahydro-7H-Cycloocta[De]Naphthalen-9-One is a high-purity, specialized organic compound with the CAS number 70135-92-1, serving as a critical synthetic intermediate in advanced chemical synthesis. Its unique polycyclic structure makes it a valuable building block for the development of complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. This compound is essential for R&D chemists and process development scientists working on novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, especially those with complex polycyclic frameworks.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its structural complexity for bioactivity.
• Material Science: Serves as a building block for organic semiconductors, liquid crystals, and other advanced functional materials.
• Organic Synthesis: A versatile intermediate for constructing complex natural product analogs and other intricate organic molecules in academic and industrial labs.
• Dye & Pigment Industry: Potential intermediate for the synthesis of specialized dyes and pigments due to its fused aromatic system.
• Catalyst Ligand Synthesis: Can be utilized to develop novel ligand systems for asymmetric catalysis and transition metal complexes.

Basic Information

Product Name	8,8-Dimethyl-8,9,10,11-Tetrahydro-7H-Cycloocta[De]Naphthalen-9-One
CAS No.	70135-92-1
Molecular Formula	C₁₆H₁₈O
Molecular Weight	226.31 g/mol
Synonyms	8,8-Dimethyl-8,9,10,11-tetrahydro-7H-cycloocta[de]naphthalen-9-one; 7H-Cycloocta[de]naphthalen-9-one, 8,9,10,11-tetrahydro-8,8-dimethyl-; 8,8-Dimethyl-8,9,10,11-tetrahydro-7H-cycloocta[de]naphthalen-9-one; Tetrahydro-dimethyl-cyclooctanaphthalenone
EINECS	Contact for details

Quality Control

Our 8,8-Dimethyl-8,9,10,11-Tetrahydro-7H-Cycloocta[De]Naphthalen-9-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for demanding research and development applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.