Description

3,4-Dimethylcyclopentanone CAS NO 19550-73-3 is a specialized organic ketone compound characterized by its unique cyclic structure, serving as a versatile building block in advanced chemical synthesis. Its value lies in its ability to impart specific steric and electronic properties to target molecules, making it crucial for the development of novel materials and active ingredients. This product is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and fragrance industries seeking to create high-performance compounds.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of complex drug molecules, particularly those requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where its dimethyl-substituted cyclopentanone core provides a bioactive scaffold.
• Fragrance and Flavor Ingredient: Acts as a precursor for musky and woody aroma chemicals, contributing to the depth and longevity of fine fragrances.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions, alkylations, and reductions to construct more complex polycyclic structures.
• Polymer and Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers with tailored thermal and mechanical properties.
• Catalyst and Ligand Development: Utilized as a backbone for creating novel chiral ligands used in asymmetric catalysis.

Basic Information

Product Name	3,4-Dimethylcyclopentanone
CAS No.	19550-73-3
Molecular Formula	C7H12O
Molecular Weight	112.17 g/mol
Synonyms	3,4-Dimethylcyclopentan-1-one; 3,4-Dimethyl-1-cyclopentanone; 1-Cyclopentanone, 3,4-dimethyl-; 3,4-Dimethylcyclopentanone; NSC 163022
EINECS	243-155-5

Quality Control

Every batch of 3,4-Dimethylcyclopentanone is produced and tested under a strict quality management system to ensure consistency and reliability for your critical processes. We provide comprehensive analytical data, including purity by GC, identity confirmation (IR, NMR), and impurity profiling. A Certificate of Analysis (COA) detailing all specifications and test results is supplied with each shipment, ensuring full traceability and compliance with your internal quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to prevent evaporation and minimize moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.440 - 1.450
Specific Gravity (20°C)	0.910 - 0.930

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