Description

Ethyl 2-Cyano-4-(2,2,3-Trimethyl-3-Cyclopenten-1-Yl)-2-Butenoate is a high-purity, versatile chemical intermediate featuring a unique cyclopentenyl backbone. This compound matters for its role as a key building block in the synthesis of complex fragrance molecules and advanced organic materials. Industrial buyers in the fragrance, flavor, and fine chemical sectors need it for developing novel aroma profiles and specialized active ingredients.

Application

• Fragrance & Flavor Synthesis: A crucial intermediate for creating woody, amber, and musk notes in perfumes, cosmetics, and personal care products.
• Fine Chemical Manufacturing: Serves as a specialized building block for synthesizing complex organic molecules in pharmaceutical and agrochemical research.
• Aroma Chemical Production: Used in the industrial-scale production of high-value aroma chemicals for air fresheners, detergents, and household products.
• Research & Development: Employed in academic and industrial R&D labs for exploring new synthetic pathways and novel compound libraries.
• Specialty Polymer Additives: Can be utilized in the modification of polymers to impart specific olfactory or functional properties.

Basic Information

Product Name	Ethyl 2-Cyano-4-(2,2,3-Trimethyl-3-Cyclopenten-1-Yl)-2-Butenoate
CAS No.	79569-97-4
Molecular Formula	C₁₅H₂₁NO₂
Molecular Weight	247.33 g/mol
Synonyms	Ethyl 2-Cyano-4-(2,2,3-Trimethylcyclopent-3-en-1-yl)but-2-enoate; 2-Butenoic acid, 2-cyano-4-(2,2,3-trimethyl-3-cyclopenten-1-yl)-, ethyl ester; Ethyl α-Cyano-β-(2,2,3-trimethyl-3-cyclopenten-1-yl)acrylate; Amberketone; Amber Ketone; Amber Ketone (fragrance intermediate); Givescone; CAS 79569-97-4
EINECS	Contact for details

Quality Control

Our Ethyl 2-Cyano-4-(2,2,3-Trimethyl-3-Cyclopenten-1-Yl)-2-Butenoate is produced under strict quality management systems to ensure batch-to-batch consistency and reliability. The product undergoes rigorous analytical testing, including GC and HPLC, to meet precise purity specifications required by the fragrance and fine chemical industries. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available for every batch upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). This material is easily oxidized and should be handled and stored under an inert atmosphere (e.g., nitrogen) for long-term stability. Keep away from strong bases and incompatible organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.485 - 1.495
Specific Gravity (20/20°C)	0.980 - 1.010

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