Description

Quinoline, 4-Ethoxy-3-Ethynyl-2-Methyl- (9Ci) is a specialized, high-value quinoline derivative characterized by its unique ethoxy and ethynyl substituents. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis for the development of novel chemical entities. It is primarily utilized by research and development teams in the pharmaceutical, agrochemical, and material science industries seeking to incorporate complex heterocyclic frameworks into their target molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly for kinase inhibitors and other biologically active quinoline-based compounds.
• Agrochemical Research: Building block for developing new active ingredients in crop protection and pesticide formulations.
• Organic Synthesis: Versatile reagent for constructing complex molecular architectures via cross-coupling reactions, leveraging the reactive ethynyl group.
• Material Science: Monomer or precursor for the development of advanced organic electronic materials, such as OLEDs or conductive polymers.
• Chemical Research: Used in academic and industrial R&D for methodological studies and the exploration of new synthetic pathways.

Basic Information

Product Name	Quinoline, 4-Ethoxy-3-Ethynyl-2-Methyl- (9Ci)
CAS No.	807265-84-5
Molecular Formula	C14H13NO
Molecular Weight	211.26 g/mol
Synonyms	4-Ethoxy-3-ethynyl-2-methylquinoline; 2-Methyl-4-ethoxy-3-ethynylquinoline; 3-Ethynyl-4-ethoxy-2-methylquinoline; 4-Ethoxy-2-methyl-3-quinolinylacetylene; Quinoline, 4-ethoxy-3-ethynyl-2-methyl-; 807265-84-5; 4-Ethoxy-3-ethynyl-2-methyl-quinoline
EINECS	Contact for details

Quality Control

Our Quinoline, 4-Ethoxy-3-Ethynyl-2-Methyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support cGMP compliance for advanced intermediates and can tailor quality documentation to meet specific regulatory or client 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). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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