Description

(1As,2E,6R,8E,10R,11As)-1A,5,6,10,11,11A-Hexahydro-10-Hydroxy-1,1,3,6,9-Pentamethyl-1H-Cyclopenta[A]Cyclopropa[F]Cycloundecene-4,7-Dione is a high-purity, complex sesquiterpenoid derivative with a unique fused-ring structure. This compound is valued for its role as a critical synthetic intermediate and reference standard in advanced organic synthesis and pharmaceutical research. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for the development of novel active ingredients and complex natural product analogs.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block for the synthesis of novel drug candidates, particularly in steroid and terpenoid-based therapeutic areas.
• Reference Standard: Used as a high-purity analytical standard for method development, validation, and quality control in HPLC and GC analysis.
• Organic Synthesis Research: A valuable substrate for studying complex cyclization, oxidation, and functionalization reactions in academic and industrial R&D settings.
• Natural Product Synthesis: Employed in the total or semi-synthesis of complex natural products with cyclopenta and cyclopropane ring systems.
• Agrochemical Development: Investigated as a precursor for novel bioactive compounds with potential pesticidal or herbicidal activity.
• Material Science Research: Explored for the development of specialty chemicals and advanced organic materials with specific stereochemical properties.

Basic Information

Product Name	(1As,2E,6R,8E,10R,11As)-1A,5,6,10,11,11A-Hexahydro-10-Hydroxy-1,1,3,6,9-Pentamethyl-1H-Cyclopenta[A]Cyclopropa[F]Cycloundecene-4,7-Dione
CAS No.	30272-36-7
Molecular Formula	C20H28O3
Molecular Weight	316.44 g/mol
Synonyms	10-Hydroxy-1,1,3,6,9-pentamethyl-1H-cyclopenta[a]cyclopropa[f]cycloundecene-4,7-dione; 1a,5,6,10,11,11a-Hexahydro-10-hydroxy-1,1,3,6,9-pentamethyl-1H-cyclopenta[a]cyclopropa[f]cycloundecene-4,7-dione; (1aS,2E,6R,8E,10R,11aS)-1a,5,6,10,11,11a-Hexahydro-10-hydroxy-1,1,3,6,9-pentamethyl-1H-cyclopenta[a]cyclopropa[f]cycloundecene-4,7-dione; 30272-36-7; A complex sesquiterpenoid dione.
EINECS	Contact for details

Quality Control

Our (1As,2E,6R,8E,10R,11As)-1A,5,6,10,11,11A-Hexahydro-10-Hydroxy-1,1,3,6,9-Pentamethyl-1H-Cyclopenta[A]Cyclopropa[F]Cycloundecene-4,7-Dione is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and structural confirmation via NMR and MS, to ensure consistent identity and high purity. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific client requirements for research or cGMP applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Chiral Purity	≥ 98.0% ee
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.