Description

Ethyl 2-Heptynoate is a versatile aliphatic ester characterized by its terminal alkyne functionality. This unique structure makes it a valuable intermediate in organic synthesis, particularly for constructing more complex molecules through coupling reactions. It is primarily sought after by manufacturers in the fragrance, flavor, and pharmaceutical industries for its utility in research and development as well as in specialty chemical production.

Application

• Fragrance and Flavor Intermediate: Serves as a key building block for synthesizing aroma chemicals with fruity, green, or waxy notes.
• Pharmaceutical Synthesis: Used as a specialized intermediate in the research and development of active pharmaceutical ingredients (APIs).
• Agrochemical Production: Acts as a precursor in the synthesis of certain pesticides and plant growth regulators.
• Organic Synthesis Reagent: Utilized in Sonogashira and other cross-coupling reactions to introduce heptynoate moieties into target molecules.
• Liquid Crystal and Polymer Research: Investigated as a monomer or additive for creating materials with specific optical or mechanical properties.
• Specialty Chemical Manufacturing: Employed in the production of surfactants, lubricant additives, and corrosion inhibitors.

Basic Information

Product Name	Ethyl 2-Heptynoate
CAS No.	16930-95-3
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	Ethyl hept-2-ynoate; 2-Heptynoic acid ethyl ester; Ethyl 2-heptynoic acid ester; Ethyl hept-2-ynoic acid ester; Hept-2-ynoic acid ethyl ester; Ethyl pentylpropiolate
EINECS	240-990-6

Quality Control

Our Ethyl 2-Heptynoate is produced and tested under a strict quality management system. Every batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) and Infrared Spectroscopy (IR), to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee it meets your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider holding 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%
Refractive Index (20°C)	1.430 - 1.440
Density (20°C)	0.90 - 0.92 g/mL

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