Description

Oxazolo[5,4-C]Quinolin-4(5H)-One, 2-Ethyl-5-Methyl- (9Ci) is a high-purity, specialized heterocyclic organic compound identified by CAS number 686279-40-3. This chemical serves as a critical advanced intermediate for pharmaceutical research and development, particularly in the synthesis of novel active pharmaceutical ingredients (APIs). It is essential for medicinal chemistry researchers and fine chemical manufacturers focused on developing new therapeutic agents, especially within oncology and central nervous system (CNS) drug discovery pipelines.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug candidates and novel active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization for new therapeutic targets.
• Organic Synthesis: Serves as a versatile precursor for constructing complex fused heterocyclic systems in academic and industrial R&D.
• Biochemical Research: Potential use as a molecular probe or scaffold in biochemical assays and enzyme inhibition studies.
• Material Science Exploration: Investigated as a potential precursor for organic electronic materials due to its fused aromatic structure.

Basic Information

Product Name	Oxazolo[5,4-C]Quinolin-4(5H)-One, 2-Ethyl-5-Methyl- (9Ci)
CAS No.	686279-40-3
Molecular Formula	C₁₃H₁₂N₂O₂
Molecular Weight	228.25 g/mol
Synonyms	2-Ethyl-5-methyloxazolo[5,4-c]quinolin-4(5H)-one; 2-Ethyl-5-methyl-4H-oxazolo[5,4-c]quinolin-4-one; 686279-40-3; Oxazolo[5,4-c]quinolin-4(5H)-one, 2-ethyl-5-methyl-; 2-Ethyl-5-methyloxazolo[5,4-c]quinoline-4-one; 2-Ethyl-5-methyl-[1,3]oxazolo[5,4-c]quinolin-4-one
EINECS	Contact for details

Quality Control

Our Oxazolo[5,4-C]Quinolin-4(5H)-One, 2-Ethyl-5-Methyl- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. The product is light-sensitive and should be stored away from light as indicated.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C
Loss on Drying	≤ 0.5%

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