Description

8-Nonen-5-Yn-2-One (7Ci,9Ci) is a high-purity, unsaturated ketone building block with a unique conjugated enyne structure. This compound is valued for its versatile reactivity, serving as a critical intermediate in advanced organic synthesis and materials science. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel active pharmaceutical ingredients (APIs) and bioactive molecules.
• Agrochemical Synthesis: Building block for creating advanced crop protection agents and herbicides with specific modes of action.
• Material Science Research: Precursor for polymers and advanced materials with tailored optical or electronic properties.
• Organic Synthesis: Versatile substrate for cross-coupling reactions, cycloadditions, and other transformations to create complex organic frameworks.
• Fragrance & Flavor Chemistry: Potential intermediate for synthesizing unique odorants and flavor compounds.
• Academic & Industrial R&D: Essential reagent for methodological development and exploring new chemical spaces in research laboratories.

Basic Information

Product Name	8-Nonen-5-Yn-2-One (7Ci,9Ci)
CAS No.	90534-06-8
Molecular Formula	C9H12O
Molecular Weight	136.19 g/mol
Synonyms	8-Nonen-5-yn-2-one; 5-Octen-1-yn-3-one; Non-8-en-5-yn-2-one; 2-Nonene-5-yne-8-one; 8-Nonen-5-yn-2-one (7CI,9CI); 1-Octen-4-yn-7-one; (E/Z)-8-Nonen-5-yn-2-one
EINECS	Contact for details

Quality Control

Our 8-Nonen-5-Yn-2-One (7Ci,9Ci) is manufactured under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (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.