Description

(1R,3Ar,8S,12Ar)-1,2,3,3A,4,5,6,7,8,9,10,12A-Dodecahydro-1,8,12-Trimethyl-4-Methylene-1,11-Ethanocyclopentacycloundecene is a complex, high-purity sesquiterpene derivative with a unique polycyclic structure. This compound is valued for its role as a critical advanced intermediate in the synthesis of complex organic molecules, particularly in the pharmaceutical and fragrance industries. It is essential for research and development chemists and process engineers working on novel therapeutic agents, high-value aroma chemicals, and other fine chemical applications.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block for the synthesis of complex active pharmaceutical ingredients (APIs), especially in steroid-like or terpenoid-based drug discovery programs.
• Fragrance & Flavor Synthesis: Used as a precursor for creating sophisticated, high-value aroma molecules with woody, amber, or musk characteristics due to its intricate sesquiterpene backbone.
• Organic Synthesis Research: Acts as a valuable starting material or intermediate in academic and industrial research for developing new synthetic methodologies and exploring novel chemical spaces.
• Agrochemical Intermediate: Potential use in the synthesis of advanced, biologically active compounds for crop protection and specialty agrochemicals.
• Material Science Research: Investigated as a monomer or precursor for creating novel polymers or specialty materials with unique properties derived from its rigid molecular framework.

Basic Information

Product Name	(1R,3Ar,8S,12Ar)-1,2,3,3A,4,5,6,7,8,9,10,12A-Dodecahydro-1,8,12-Trimethyl-4-Methylene-1,11-Ethanocyclopentacycloundecene
CAS No.	60837-37-8
Molecular Formula	C₁₈H₂₈
Molecular Weight	244.42 g/mol
Synonyms	1,11-Ethanocyclopentacycloundecene, 1,2,3,3a,4,5,6,7,8,9,10,12a-dodecahydro-1,8,12-trimethyl-4-methylene-, (1R,3aR,8S,12aR)-; (1R,3aR,8S,12aR)-1,2,3,3a,4,5,6,7,8,9,10,12a-Dodecahydro-1,8,12-trimethyl-4-methylene-1,11-ethanocyclopentacycloundecene; Cedrene derivative; Sesquiterpene hydrocarbon intermediate; Polycyclic sesquiterpene.
EINECS	Contact for details

Quality Control

We maintain a strict quality management system to ensure batch-to-batch consistency and high purity for this advanced intermediate. Our standard grade is typically supplied with a purity of ≥95% (by GC or HPLC), with specifications tailored to client requirements. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment. We can support development projects requiring custom specifications under cGMP or other regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere for long-term storage to prevent oxidation.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
Identification (IR)	Conforms to reference spectrum
Purity (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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