Description

cis-1,5-Dimethylbicyclo[3.3.0]Octane-3,7-Dione is a high-purity, specialized bicyclic diketone compound with a defined stereochemistry. This molecule serves as a valuable and versatile advanced synthetic intermediate and building block in complex organic synthesis. It is primarily needed by pharmaceutical R&D and fine chemical industries for the development of novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of complex drug candidates, particularly those with bicyclic or polycyclic frameworks.
• Fine Chemical Synthesis: Used in the research and production of specialty chemicals, flavors, fragrances, and advanced materials.
• Asymmetric Catalysis Research: Serves as a substrate or ligand precursor in the development of new catalytic systems due to its rigid, three-dimensional structure.
• Academic & Industrial R&D: Employed in organic chemistry research for methodology development and the construction of novel molecular scaffolds.
• Agrochemical Intermediate: Potential use in the synthesis of novel, high-performance active ingredients for crop protection.

Basic Information

Product Name	cis-1,5-Dimethylbicyclo[3.3.0]Octane-3,7-Dione
CAS No.	21170-10-5
Molecular Formula	C10H14O2
Molecular Weight	166.22 g/mol
Synonyms	cis-1,5-Dimethylbicyclo[3.3.0]octane-3,7-dione; 1,5-Dimethylbicyclo[3.3.0]octane-3,7-dione; 3,7-Dioxo-1,5-dimethylbicyclo[3.3.0]octane; Bicyclo[3.3.0]octane-3,7-dione, 1,5-dimethyl-, (1R,5S)-rel-; (1R,5S)-1,5-Dimethylbicyclo[3.3.0]octane-3,7-dione; Dimethylbicyclooctanedione
EINECS	Contact for details

Quality Control

Our cis-1,5-Dimethylbicyclo[3.3.0]Octane-3,7-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral analysis to confirm stereochemical integrity, ensuring compliance with exacting R&D and production standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee (cis-isomer)
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.