Description

Isoxazolo[4,5-C]Quinoline, 3-Methyl-4-(Methylthio)-6-(Phenylsulfonyl)- is a high-purity, advanced pharmaceutical intermediate with the CAS number 899793-36-3. This compound is valued for its complex heterocyclic structure, which serves as a critical building block in modern medicinal chemistry and drug discovery. It is primarily sought after by research institutions and pharmaceutical manufacturers developing novel therapeutic agents, particularly in the areas of oncology and anti-infectives.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates targeting specific biological pathways.
• Medicinal Chemistry Research: Used in high-throughput screening and structure-activity relationship (SAR) studies to develop new active pharmaceutical ingredients (APIs).
• Organic Synthesis Building Block: Employed in complex multi-step syntheses to construct fused heterocyclic systems with potential bioactivity.
• Agrochemical Research: Investigated as a potential intermediate for developing new crop protection agents with unique modes of action.
• Material Science Exploration: Studied for its potential application in creating organic electronic materials due to its conjugated system.

Basic Information

Product Name	Isoxazolo[4,5-C]Quinoline, 3-Methyl-4-(Methylthio)-6-(Phenylsulfonyl)-
CAS No.	899793-36-3
Molecular Formula	C19H14N2O3S2
Molecular Weight	382.46 g/mol
Synonyms	3-Methyl-4-(methylthio)-6-(phenylsulfonyl)isoxazolo[4,5-c]quinoline; 6-(Benzenesulfonyl)-3-methyl-4-(methylthio)isoxazolo[4,5-c]quinoline; 899793-36-3; Isoxazoloquinoline sulfone derivative; 3-Methyl-4-methylthio-6-phenylsulfonylisoxazolo[4,5-c]quinoline
EINECS	Contact for details

Quality Control

Every batch of Isoxazolo[4,5-C]Quinoline, 3-Methyl-4-(Methylthio)-6-(Phenylsulfonyl)- is manufactured under strict quality management systems. We employ advanced analytical techniques including HPLC, GC-MS, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and residual solvents is provided with each shipment to support your quality assurance and regulatory documentation.

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 incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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