Description

Ethenone, 4-Pyridinyl- (9Ci) is a specialized organic building block featuring a pyridine-substituted ethenone (ketene) structure, offering unique reactivity for advanced chemical synthesis. This compound is valued for its role as a versatile intermediate in the development of complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical and life science industries for constructing novel heterocyclic frameworks and active ingredients.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially those containing pyridine and heterocyclic motifs.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products.
• Material Science: Potential monomer or cross-linking agent for creating specialized polymers with tailored properties.
• Chemical Synthesis: Serves as a reactive ketene equivalent in [2+2] cycloadditions and other pericyclic reactions to form complex ring systems.
• Ligand & Catalyst Development: Precursor for synthesizing novel nitrogen-containing ligands for metal catalysis.
• Academic & Industrial R&D: A valuable tool for methodological studies and exploring new reaction pathways in organic chemistry.

Basic Information

Product Name	Ethenone, 4-Pyridinyl- (9Ci)
CAS No.	477879-02-0
Molecular Formula	C7H5NO
Molecular Weight	119.12 g/mol
Synonyms	4-Pyridylketene; 4-Pyridinylketene; 4-Pyridyl ethenone; Ketene, 4-pyridyl-; 4-Pyridylcarbomethene; 2-Oxo-1-(4-pyridinyl)ethylene; 1-(Pyridin-4-yl)ethenone
EINECS	Contact for details

Quality Control

Our Ethenone, 4-Pyridinyl- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to relevant industry standards for fine chemical manufacturing, and specifications can be developed to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Water Content (KF)	≤ 1.0%

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