Description

2,5-Dimethylcyclopentan-1-One CAS NO 4041-09-2 is a versatile alicyclic ketone characterized by its unique five-membered ring structure with two methyl substituents. This compound serves as a valuable intermediate and building block in advanced organic synthesis, prized for its ability to impart specific steric and electronic properties to target molecules. It is primarily sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and fragrance industries for the development of novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fragrance & Flavor Ingredient: Acts as a precursor for musky and woody aroma chemicals in perfumery and flavor compositions.
• Organic Synthesis Building Block: Employed in research and development for constructing complex natural products and functional materials.
• Polymer & Resin Modifier: Serves as a monomer or cross-linking agent in specialty polymer formulations.
• Catalyst & Ligand Development: Utilized in the design of novel organometallic catalysts and chiral ligands for asymmetric synthesis.

Basic Information

Product Name	2,5-Dimethylcyclopentan-1-One
CAS No.	4041-09-2
Molecular Formula	C7H12O
Molecular Weight	112.17 g/mol
Synonyms	2,5-Dimethylcyclopentanone; 1,2-Dimethyl-4-oxocyclopentane; NSC 406099; 2,5-Dimethyl-1-cyclopentanone; Cyclopentanone, 2,5-dimethyl-
EINECS	Contact for details

Quality Control

Our 2,5-Dimethylcyclopentan-1-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure high purity and consistency. A detailed Certificate of Analysis (COA) documenting identity, assay, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.438 - 1.442
Density (20°C)	0.92 - 0.96 g/mL

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