Description

3-Cyclopenten-1-One,2,3-Dimethyl-5-(1-Methylethylidene)-(9Ci) is a specialized organic compound belonging to the cyclopentenone class, valued for its unique structural motif and reactivity. This chemical serves as a versatile and high-value intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought by R&D chemists and process development teams in the pharmaceutical and agrochemical industries for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those with complex cyclic or terpenoid-like structures.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators.
• Flavor & Fragrance Chemistry: Serves as a precursor for creating specific musk or woody odorants due to its substituted cyclopentenone backbone.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of specialty polymers with unique thermal or optical properties.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions and other cycloadditions to construct complex polycyclic frameworks in academic and industrial research.
• Chemical Reference Standard: Supplied to analytical laboratories for method development, calibration, and quality control testing.

Basic Information

Product Name	3-Cyclopenten-1-One,2,3-Dimethyl-5-(1-Methylethylidene)-(9Ci)
CAS No.	174619-64-8
Molecular Formula	C10H14O
Molecular Weight	150.22 g/mol
Synonyms	2,3-Dimethyl-5-(1-methylethylidene)cyclopent-2-en-1-one; 2,3-Dimethyl-5-isopropylidene-2-cyclopenten-1-one; 5-Isopropylidene-2,3-dimethyl-2-cyclopenten-1-one; 2-Cyclopenten-1-one, 2,3-dimethyl-5-(1-methylethylidene)-; (5Z)-2,3-Dimethyl-5-(propan-2-ylidene)cyclopent-2-en-1-one
EINECS	Contact for details

Quality Control

Our 3-Cyclopenten-1-One,2,3-Dimethyl-5-(1-Methylethylidene)-(9Ci) is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical specifications. We are committed to meeting the stringent requirements of research and cGMP-grade applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. This material may be sensitive to prolonged exposure to air and moisture; containers should be kept tightly sealed when not in use.

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.