Description

5-Heptyn-2-One (8Ci,9Ci) is a specialized alkyne-containing ketone, a high-purity organic building block identified by CAS NO 22592-18-3. This compound is valued for its unique molecular structure, which serves as a versatile intermediate in advanced organic synthesis and materials science research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs targeting new therapeutic agents.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents and herbicides, leveraging its reactive alkyne functionality.
• Material Science Research: Serves as a precursor for novel polymers, dendrimers, and functional organic materials requiring specific alkyne motifs for click chemistry or cross-linking.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for complex molecule construction, including natural product synthesis and catalyst ligand development.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific aroma chemicals, given its ketone backbone which can be further functionalized.
• Chemical Research & Development: Essential for method development and exploring new reaction pathways in synthetic organic chemistry.

Basic Information

Product Name	5-Heptyn-2-One (8Ci,9Ci)
CAS No.	22592-18-3
Molecular Formula	C7H10O
Molecular Weight	110.15 g/mol
Synonyms	5-Heptyn-2-one; 2-Heptyn-5-one; Hept-5-yn-2-one; 1-Methyl-4-pentyn-3-one; 4-Pentyn-3-one, 1-methyl-; 22592-18-3; 5-Heptyn-2-One (8CI,9CI)
EINECS	Contact for details

Quality Control

Every batch of 5-Heptyn-2-One (8Ci,9Ci) is produced and tested under stringent quality management protocols to ensure consistency and purity for critical research and development applications. Our products undergo rigorous analytical testing, including GC, HPLC, and NMR, to verify identity and meet specified purity standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at a controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and potential concentration changes. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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