Description

8,8,10,10-Tetramethyl-8,9,10,11-Tetrahydro-7H-Cycloocta[De]Naphthalen-9-One is a high-purity, specialized organic compound with the CAS number 70135-88-5. This structurally unique molecule serves as a critical intermediate in advanced chemical synthesis, valued for its rigid polycyclic framework. It is primarily utilized by pharmaceutical R&D and fine chemical manufacturers for developing novel active ingredients and complex organic materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel therapeutic compounds and active pharmaceutical ingredients (APIs).
• Organic Synthesis Reagent: Used in advanced organic reactions, including cycloadditions and catalytic transformations, to construct complex molecular architectures.
• Material Science Research: Serves as a precursor or monomer in the development of specialty polymers and advanced organic materials.
• Agrochemical Development: Intermediate in the research and synthesis of new crop protection agents and herbicides.
• Dye & Pigment Chemistry: Potential precursor for synthesizing novel polycyclic aromatic colorants and functional dyes.
• Academic & Industrial R&D: A valuable compound for methodological studies in synthetic organic chemistry and catalysis.

Basic Information

Product Name	8,8,10,10-Tetramethyl-8,9,10,11-Tetrahydro-7H-Cycloocta[De]Naphthalen-9-One
CAS No.	70135-88-5
Molecular Formula	C18H22O
Molecular Weight	254.37 g/mol
Synonyms	8,8,10,10-Tetramethyl-8,9,10,11-tetrahydro-7H-cycloocta[de]naphthalen-9-one; 8,9,10,11-Tetrahydro-8,8,10,10-tetramethyl-7H-cycloocta[de]naphthalen-9-one; 7H-Cycloocta[de]naphthalen-9-one, 8,9,10,11-tetrahydro-8,8,10,10-tetramethyl-; Tetramethyltetrahydrocyclooctanaphthalenone
EINECS	Contact for details

Quality Control

Our 8,8,10,10-Tetramethyl-8,9,10,11-Tetrahydro-7H-Cycloocta[De]Naphthalen-9-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing including HPLC, GC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance protocols.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
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.