Description

4-Pentyn-2-One, 3-Ethyl-3-Methyl- (6Ci,9Ci) is a specialized alkyne-functionalized ketone, serving as a versatile and high-value building block in advanced organic synthesis. Its unique structure, featuring both a ketone and a terminal alkyne group, makes it a critical intermediate for constructing complex molecular architectures. This compound is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for applications such as click chemistry, cross-coupling reactions, and the synthesis of novel heterocycles.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs) and novel drug candidates via Huisgen cycloaddition (click chemistry) and Sonogashira coupling reactions.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators requiring specific alkyne motifs.
• Material Science & Polymer Chemistry: Serves as a functional monomer or cross-linking agent for creating specialized polymers, dendrimers, and advanced materials with tailored properties.
• Ligand & Catalyst Development: Employed in the synthesis of novel chelating ligands and organometallic catalysts for asymmetric synthesis and other catalytic processes.
• Chemical Biology & Bioconjugation: Utilized as a probe or linker in bioconjugation strategies for labeling biomolecules such as proteins and nucleic acids.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Product Name	4-Pentyn-2-One, 3-Ethyl-3-Methyl- (6Ci,9Ci)
CAS No.	98558-15-7
Molecular Formula	C8H12O
Molecular Weight	124.18 g/mol
Synonyms	3-Ethyl-3-methyl-4-pentyn-2-one; 4-Pentyn-2-one, 3-ethyl-3-methyl-; 3-Methyl-3-ethyl-4-pentyn-2-one; 3-Ethyl-3-methylpent-4-yn-2-one; 98558-15-7; 4-Pentyn-2-One, 3-Ethyl-3-Methyl- (6CI,9CI); 3-Ethyl-3-methyl-4-pentyn-2-on
EINECS	Contact for details

Quality Control

Our 4-Pentyn-2-One, 3-Ethyl-3-Methyl- (6Ci,9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 securely sealed when not in use and stored away from heat, sparks, and open flames. 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)	≥ 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.