Description

Decahydro-3,3,4,7A-Tetramethyl-1H-Cyclopenta[A]Pentalen-7-Ol (4-Methylbenzenesulfonate) is a high-purity, complex organic compound primarily used as a key synthetic intermediate in advanced chemical synthesis. Its value lies in its well-defined molecular structure, which provides a versatile scaffold for constructing more complex molecules in pharmaceutical and specialty chemical research. This product is essential for R&D chemists and process development scientists working in pharmaceutical development, agrochemical research, and the synthesis of fine chemicals and fragrances.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for complex polycyclic structures.
• Agrochemical Research: Used in the development and optimization of new crop protection agents and pesticides due to its unique hydrocarbon backbone.
• Fine Chemical Synthesis: Acts as a versatile precursor for creating specialty chemicals, including advanced polymers, ligands, and catalysts.
• Fragrance & Flavor Chemistry: Provides a complex, polycyclic framework for the development of novel synthetic aroma chemicals and flavor compounds.
• Academic & Industrial R&D: Employed in research laboratories for methodological studies, route scouting, and exploring new chemical spaces in organic synthesis.
• Material Science: Investigated as a monomer or additive for creating specialized polymeric materials with specific thermal or mechanical properties.

Basic Information

Product Name	Decahydro-3,3,4,7A-Tetramethyl-1H-Cyclopenta[A]Pentalen-7-Ol (4-Methylbenzenesulfonate)
CAS No.	58003-47-7
Molecular Formula	C22H34O4S
Molecular Weight	394.57 g/mol
Synonyms	7-Hydroxydecahydro-3,3,4,7a-tetramethyl-1H-cyclopenta[a]pentalen-7-yl 4-methylbenzenesulfonate; 1H-Cyclopenta[a]pentalen-7-ol, decahydro-3,3,4,7a-tetramethyl-, 4-methylbenzenesulfonate; Tosylate ester of decahydro-3,3,4,7a-tetramethyl-1H-cyclopenta[a]pentalen-7-ol; Polycyclic alcohol tosylate; Dihydroisopimarol tosylate (related derivative); Complex polycyclic tosylate ester
EINECS	Contact for details

Quality Control

Our Decahydro-3,3,4,7A-Tetramethyl-1H-Cyclopenta[A]Pentalen-7-Ol (4-Methylbenzenesulfonate) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for research and development applications. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
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.