Description

4-Nitro-1-Tosylindol is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of complex molecules, particularly in pharmaceutical research and materials science. Industries that need it include pharmaceutical R&D for drug discovery, agrochemical development, and academic laboratories focused on synthetic methodology and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel indole-based drug candidates and bioactive molecules.
• Agrochemical Research: Used in the development of new pesticides and herbicides that leverage the indole scaffold.
• Organic Synthesis Building Block: Serves as a versatile substrate for palladium-catalyzed cross-coupling reactions, nucleophilic substitutions, and other functional group transformations.
• Materials Science: Investigated as a component in the synthesis of organic semiconductors, dyes, and photoresponsive materials.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the creation of compound libraries.

Basic Information

Product Name	4-Nitro-1-Tosylindol
CAS No.	81038-28-0
Molecular Formula	C15H12N2O4S
Molecular Weight	316.33 g/mol
Synonyms	1-[(4-Methylphenyl)sulfonyl]-4-nitro-1H-indole; 4-Nitro-1-(p-toluenesulfonyl)indole; 4-Nitro-1-tosyl-1H-indole; 1-Tosyl-4-nitroindole; 4-Nitroindole-1-tosylate; N-Tosyl-4-nitroindole; 1H-Indole, 1-[(4-methylphenyl)sulfonyl]-4-nitro-
EINECS	Contact for details

Quality Control

Our 4-Nitro-1-Tosylindol is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC purity, NMR, and mass spectrometry confirmation. A Certificate of Analysis (COA) detailing all specifications is available for every batch upon request, supporting 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 place at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.