Description

(R)-(+)-3-Methylcyclopentanone CAS NO 6672-30-6 is a high-purity, chiral ketone characterized by its distinct methyl-substituted cyclopentanone structure. This compound is a valuable chiral building block and intermediate in asymmetric synthesis, enabling the production of complex molecules with high stereochemical fidelity. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fragrance industries for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of prostaglandins, steroids, and other bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of chiral pesticides, herbicides, and plant growth regulators where specific stereochemistry is crucial for activity.
• Flavor and Fragrance Ingredient: Serves as a precursor for musky and woody aroma compounds, contributing to complex fragrance profiles in perfumery.
• Asymmetric Catalysis Research: Employed as a standard substrate or ligand precursor in academic and industrial research to develop and test new chiral catalysts and methodologies.
• Fine Chemical Production: Acts as a versatile intermediate for manufacturing other specialty chemicals, including complex ethers, alcohols, and amines via further functionalization.

Basic Information

Product Name	(R)-(+)-3-Methylcyclopentanone
CAS No.	6672-30-6
Molecular Formula	C6H10O
Molecular Weight	98.14 g/mol
Synonyms	(R)-3-Methylcyclopentanone; (+)-(R)-3-Methylcyclopentanone; (R)-(+)-3-MCP; D-3-Methylcyclopentanone; (3R)-3-Methylcyclopentan-1-one; (R)-3-MCP; (R)-3-Methyl-1-cyclopentanone; (R)-3-Methylcyclopentan-1-one
EINECS	229-713-5

Quality Control

Our (R)-(+)-3-Methylcyclopentanone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by GC or HPLC, to ensure it meets the high standards required for research and synthesis. A Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and specific physical properties is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use and stored away from heat and ignition sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Enantiomeric Excess (Chiral GC/HPLC)	≥ 98.0% ee
Refractive Index (n20D)	1.428 - 1.432
Specific Rotation ([α]20D)	+15° to +20° (c=1 in CHCl3)

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