Description

Benzenesulfonamide, n-[2,3-Dihydro-3-(1-Methylethylidene)-2-Oxo-1H-Indol-5-Yl]-2-Methoxy- is a specialized organic compound featuring a benzenesulfonamide moiety linked to a substituted indolinone core. This unique molecular architecture makes it a valuable advanced pharmaceutical intermediate (API intermediate) and a versatile building block for medicinal chemistry research. It is primarily sought after by pharmaceutical R&D and fine chemical synthesis teams for developing novel therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Medicinal Chemistry Research: Used as a core scaffold or building block for structure-activity relationship (SAR) studies and lead optimization.
• Biochemical Reagent: Potential application as a research tool or inhibitor in biochemical assays and proteomics studies.
• Organic Synthesis: Employed in multi-step synthetic routes to create complex molecules for agrochemical or material science applications.
• Reference Standard: Supplied as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Item	Details
Product Name	Benzenesulfonamide, n-[2,3-Dihydro-3-(1-Methylethylidene)-2-Oxo-1H-Indol-5-Yl]-2-Methoxy-
CAS No.	2490311-14-1
Molecular Formula	C18H18N2O4S
Molecular Weight	358.41 g/mol
Synonyms	5-[(2-Methoxybenzenesulfonyl)amino]-3-isopropylidene-1,3-dihydro-2H-indol-2-one; N-(3-Isopropylidene-2-oxo-2,3-dihydro-1H-indol-5-yl)-2-methoxybenzenesulfonamide; 2-Methoxy-N-(3-(prop-1-en-2-yl)-2-oxo-2,3-dihydro-1H-indol-5-yl)benzenesulfonamide; 2-Methoxybenzenesulfonamide, N-[3-(1-methylethylidene)-2-oxo-1H-indol-5-yl]-; 5-[(2-Methoxy-phenylsulfonyl)amino]-3-isopropylidene-indolin-2-one
EINECS	Contact for details

Quality Control

Our Benzenesulfonamide, n-[2,3-Dihydro-3-(1-Methylethylidene)-2-Oxo-1H-Indol-5-Yl]-2-Methoxy- is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment. We can support development and commercial projects requiring compliance with cGMP and other relevant regulatory standards.

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. For long-term storage, consider inert atmosphere conditions to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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