Description

2-Cyclopenten-1-One, 5-(Acetyloxy)-2-Methyl- (9Ci) is a specialized organic compound belonging to the class of substituted cyclopentenones, serving as a valuable chemical intermediate. Its functionalized structure makes it a versatile building block for synthesizing more complex molecules in fine chemical and pharmaceutical research. This compound is primarily sought after by R&D chemists and process development scientists working in advanced organic synthesis, agrochemical development, and fragrance chemistry.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with cyclic frameworks.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging its reactive ketone and ester functionalities.
• Fragrance and Flavor Chemistry: Serves as a building block for creating complex aroma molecules and synthetic flavorants due to its cyclopentenone backbone.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of specialty polymers and resins.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for Diels-Alder reactions, Michael additions, and other cycloaddition chemistries.
• Chemical Reference Standard: Used as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	2-Cyclopenten-1-One, 5-(Acetyloxy)-2-Methyl- (9Ci)
CAS No.	538370-46-6
Molecular Formula	C8H10O3
Molecular Weight	154.16 g/mol
Synonyms	5-(Acetyloxy)-2-methyl-2-cyclopenten-1-one; 2-Methyl-5-acetoxy-2-cyclopenten-1-one; 2-Cyclopenten-1-one, 5-(acetyloxy)-2-methyl-; 5-Acetoxy-2-methyl-2-cyclopenten-1-one; 2-Methyl-2-cyclopenten-1-one 5-acetate
EINECS	Contact for details

Quality Control

Our production of 2-Cyclopenten-1-One, 5-(Acetyloxy)-2-Methyl- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability for your critical processes. Each lot undergoes comprehensive analytical testing, including identity confirmation by FT-IR and NMR, purity assessment by GC or HPLC, and impurity profiling. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed when not in use to prevent moisture absorption and potential degradation.

Specification

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