Description

5-Methanesulfonyl-2-Methyl-2,3-Dihydro-1H-Indole is a high-purity, synthetically valuable indole derivative featuring a methanesulfonyl functional group. This compound serves as a critical advanced pharmaceutical intermediate and versatile building block in modern organic synthesis, enabling the development of novel active molecules. It is primarily required by pharmaceutical R&D and fine chemical synthesis teams for the creation of complex heterocyclic targets.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Research: Used in the development of new-generation herbicides and fungicides due to its bioactive indole core.
• Material Science: Serves as a monomer or functional additive in the synthesis of specialized polymers and organic electronic materials.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the exploration of new chemical reactions.
• Chemical Biology: Utilized as a probe or labeling reagent in biochemical assays and proteomics research.

Basic Information

Product Name	5-Methanesulfonyl-2-Methyl-2,3-Dihydro-1H-Indole
CAS No.	1263282-02-5
Molecular Formula	C11H13NO2S
Molecular Weight	223.29 g/mol
Synonyms	2-Methyl-5-(methylsulfonyl)-2,3-dihydro-1H-indole; 2,3-Dihydro-2-methyl-5-(methylsulfonyl)-1H-indole; 5-(Methylsulfonyl)-2-methylindoline; 2-Methyl-5-methanesulfonylindoline; 5-Methanesulfonyl-2-methylindoline; 1H-Indole, 2,3-dihydro-2-methyl-5-(methylsulfonyl)-; 1263282-02-5
EINECS	Contact for details

Quality Control

Our production of 5-Methanesulfonyl-2-Methyl-2,3-Dihydro-1H-Indole adheres to stringent in-process controls to ensure batch-to-batch consistency and high chemical purity. All materials are characterized by modern analytical techniques including HPLC, GC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to minimize moisture uptake.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.