Description

4-Heptyn-2-One (9Ci) is a specialized alkyne-containing ketone building block with the CAS number 159112-93-3. This compound is valued for its unique molecular structure, which serves as a versatile intermediate in advanced organic synthesis. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecules and exploring novel reaction pathways.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, cycloadditions, and other transformations to introduce acetylene and ketone functionalities.
• Material Science: A precursor for the development of specialty polymers, ligands, and advanced organic materials.
• Flavor & Fragrance Chemistry: Serves as an intermediate for synthesizing complex aroma molecules.
• Academic & Industrial R&D: A valuable reagent for methodological studies and exploring new synthetic routes in chemistry laboratories.

Basic Information

Item	Details
Product Name	4-Heptyn-2-One (9Ci)
CAS No.	159112-93-3
Molecular Formula	C7H10O
Molecular Weight	110.15 g/mol
Synonyms	4-Heptyn-2-One; Hept-4-yn-2-one; 2-Heptyn-5-one; 1-Methyl-2-butynyl methyl ketone; 4-Heptyn-2-one (9CI); 4-Heptyn-2-one, 9CI; 2-Heptyn-5-one; Methyl 1-methyl-2-butynyl ketone
EINECS	Contact for details

Quality Control

Our 4-Heptyn-2-One (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for identity, purity, and impurities is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed and away from heat and ignition sources.

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.