Description

6-Heptyn-2-One, 3-Methylene- (9Ci) is a specialized alkyne-containing ketone building block with a unique molecular structure. This compound is valued for its reactive terminal alkyne and conjugated ketone functionalities, making it a versatile intermediate in advanced organic synthesis. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in medicinal chemistry research.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents and herbicides.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers and advanced functional materials.
• Organic Synthesis Building Block: Employed in click chemistry (e.g., Huisgen cycloaddition), Sonogashira coupling, and other metal-catalyzed reactions.
• Ligand and Catalyst Development: Utilized for synthesizing novel ligands for transition metal complexes used in catalysis.
• Flavor & Fragrance Intermediate: Potential precursor in the synthesis of complex aroma chemicals.

Basic Information

Product Name	6-Heptyn-2-One, 3-Methylene- (9Ci)
CAS No.	42809-07-4
Molecular Formula	C8H10O
Molecular Weight	122.16 g/mol
Synonyms	3-Methylene-6-heptyn-2-one; 6-Heptyn-2-one, 3-methylene-; 3-Methylenehept-6-yn-2-one; 1-Heptyn-5-one, 3-methylene-; 3-Methylidenehept-6-yn-2-one; 6-Heptyn-2-one,3-methylene-; 3-Methylene-6-heptin-2-on (German)
EINECS	Contact for details

Quality Control

Our 6-Heptyn-2-One, 3-Methylene- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing including GC/HPLC purity analysis, identity confirmation (IR, NMR), and verification of key physical parameters. A detailed Certificate of Analysis (COA) is provided with every shipment to ensure traceability and compliance with your research or production specifications.

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 heat, sparks, and open flames. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Standard Grade)
Water Content (KF)	≤ 0.5%

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