Description

3,3-Dimethylcyclopentanecarboxylic Acid Methyl Ester is a specialized organic ester compound with the CAS registry number 69393-31-3. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its unique sterically hindered cyclopentane structure. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fragrance sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring a rigid, substituted cyclopentane core.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Fragrance & Flavor Chemistry: Serves as a precursor for creating unique musk-like or woody aroma chemicals and specialty flavor compounds.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for constructing complex molecular architectures, including natural product analogs.
• Polymer & Material Science: Potential monomer or modifier for specialty polymers, resins, and advanced materials requiring specific steric properties.
• Chemical Research: A versatile starting material for methodological studies in catalysis, esterification, and ring-forming reactions.

Basic Information

Product Name	3,3-Dimethylcyclopentanecarboxylic Acid Methyl Ester
CAS No.	69393-31-3
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	Methyl 3,3-dimethylcyclopentanecarboxylate; 3,3-Dimethylcyclopentanecarboxylic acid methyl ester; Cyclopentanecarboxylic acid, 3,3-dimethyl-, methyl ester; Methyl 3,3-dimethylcyclopentane-1-carboxylate
EINECS	Contact for details

Quality Control

Our 3,3-Dimethylcyclopentanecarboxylic Acid Methyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (typically 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
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	≤ 2.0% total
Refractive Index	To be provided on COA
Density	To be provided on COA

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