Description

1-(Decahydro-2,2,4A,7A-Tetramethyl-1H-Cyclobut[E]Inden-5-Yl)Ethan-1-One is a high-purity, complex synthetic ketone derivative with a unique polycyclic structure. This compound serves as a valuable and versatile intermediate and building block in advanced organic synthesis, prized for its defined stereochemistry and functional group. It is primarily sought by R&D and production teams in the pharmaceutical, fragrance, and specialty chemical industries for developing novel active ingredients and high-value aroma chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel steroid analogs, terpenoid-based therapeutics, and other complex bioactive molecules.
• Fragrance & Flavor Synthesis: Serves as a precursor for creating unique amber, woody, and musky odorants with high tenacity and stability.
• Advanced Material Research: Used in the development of specialty polymers, liquid crystals, and organic semiconductors due to its rigid, multi-ring framework.
• Organic Synthesis Reagent: Acts as a sophisticated starting material or intermediate in academic and industrial research for constructing complex natural product analogs.
• Agrochemical Development: Potential intermediate in creating new generation plant growth regulators or pesticides with specific steric properties.

Basic Information

Product Name	1-(Decahydro-2,2,4A,7A-Tetramethyl-1H-Cyclobut[E]Inden-5-Yl)Ethan-1-One
CAS No.	83846-52-0
Molecular Formula	C₁₇H₂₈O
Molecular Weight	248.40 g/mol
Synonyms	1-(Decahydro-2,2,4a,7a-tetramethyl-1H-cyclobuta[e]inden-5-yl)ethanone; 5-Acetyl-1,2,3,4,4a,5,6,7,8,8a-decahydro-2,2,4a,7a-tetramethyl-1H-cyclobuta[e]indene; 1-(1,2,3,4,4a,5,6,7,8,8a-Decahydro-2,2,4a,7a-tetramethyl-1H-cyclobuta[e]inden-5-yl)ethan-1-one; Amber Ketone; Tetramethyl cyclobutaindenyl ethanone; Acetyl tetramethyl decahydro cyclobutaindene
EINECS	Contact for details

Quality Control

Our production of 1-(Decahydro-2,2,4A,7A-Tetramethyl-1H-Cyclobut[E]Inden-5-Yl)Ethan-1-One adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized and released with a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support compliance with cGMP and ISO 9001 standards where required, and specifications can be aligned with client-specific pharmacopeial or internal requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container should be kept tightly sealed when not in use to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Melting Point	Specified range available on request
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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