Description

3-Cyclohexene-1-Carboxylic Acid, 4-Ethyl- (9Ci) is a specialized organic acid building block featuring a cyclohexene ring substituted with an ethyl group and a carboxylic acid functionality. This unique structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and industrial chemistry. It is primarily sought after by R&D chemists and process developers in the pharmaceutical and agrochemical sectors for constructing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon or building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Acts as a precursor for manufacturing specialty chemicals, including flavors, fragrances, and advanced polymers.
• Organic Synthesis Research: Employed in academic and industrial laboratories for Diels-Alder reactions, hydrogenation studies, and other cycloaddition or functionalization chemistry.
• Material Science: Potential monomer or cross-linking agent in the development of specialty resins and polymers with specific thermal or mechanical properties.

Basic Information

Item	Detail
Product Name	3-Cyclohexene-1-Carboxylic Acid, 4-Ethyl- (9Ci)
CAS No.	91676-77-6
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	4-Ethyl-3-cyclohexene-1-carboxylic acid; 4-Ethyl-δ3-cyclohexene-1-carboxylic acid; 4-Ethyl-1-cyclohexene-1-carboxylic acid; 4-Ethylcyclohex-3-ene-1-carboxylic acid; 3-Cyclohexenecarboxylic acid, 4-ethyl-; 91676-77-6
EINECS	Contact for details

Quality Control

Our 3-Cyclohexene-1-Carboxylic Acid, 4-Ethyl- (9Ci) is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, identity, and impurity profile.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and sources of ignition. Due to its acidic/organic solvent nature, appropriate chemical storage cabinets are recommended.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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