Description

1-(2-Methyl-1-cyclopentenyl)ethanone is a specialized organic ketone compound featuring a cyclopentenyl ring structure. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its unique steric and electronic properties. It is primarily utilized by pharmaceutical, agrochemical, and fragrance research and development teams for creating novel molecules and fine-tuning product characteristics.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of active pharmaceutical ingredients (APIs), particularly for compounds requiring complex cyclic frameworks.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators where specific ring systems are required for bioactivity.
• Fragrance and Flavor Ingredient: Acts as a precursor for musky, woody, or amber odorants in the creation of high-value perfumes and specialty flavors.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex natural products, ligands, and functional materials.
• Chemical Research: Utilized in methodological studies, such as cycloaddition reactions or catalysis research, due to its reactive ketone group and substituted ring.

Basic Information

Item	Detail
Product Name	1-(2-Methyl-1-cyclopentenyl)ethanone
CAS No.	3168-90-9
Molecular Formula	C8H12O
Molecular Weight	124.18 g/mol
Synonyms	2-Methyl-1-cyclopenten-1-yl methyl ketone; 2-Methyl-1-cyclopentenyl methyl ketone; 1-Acetyl-2-methyl-1-cyclopentene; 2-Methyl-1-cyclopenten-1-yl ethanone; 2-Methylcyclopent-1-en-1-yl methyl ketone; Methyl 2-methyl-1-cyclopenten-1-yl ketone; (2-Methyl-1-cyclopenten-1-yl)ethanone
EINECS	221-647-5

Quality Control

We maintain stringent quality control protocols for all our chemical intermediates. Production of 1-(2-Methyl-1-cyclopentenyl)ethanone is monitored through in-process checks and final batch analysis using advanced techniques like GC and HPLC to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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