Description

2-Indolinesulfonic Acid, 5,6-Dihydro-1-Methyl-5,6-Dioxo-, 5-Semicarbazone (6Ci) is a specialized heterocyclic sulfonic acid derivative with a semicarbazone functional group, offering unique reactivity and chelating properties. This compound is valued as a critical synthetic intermediate and research chemical for developing novel pharmacologically active molecules and functional materials. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced material sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel indole-based drug candidates, particularly those targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Research: Used in developing new active ingredients for crop protection agents, leveraging its heterocyclic core for bioactivity.
• Chemical Biology Probe: Serves as a precursor for creating enzyme inhibitors or fluorescent tags due to its reactive semicarbazone moiety.
• Coordination Chemistry: Acts as a ligand for metal complexation in catalytic systems or material science applications.
• Organic Synthesis Reagent: Employed in multi-step synthetic routes to introduce functionalized indoline scaffolds.
• Academic & Industrial R&D: Fundamental research compound for studying reaction mechanisms and developing new synthetic methodologies.

Basic Information

Product Name	2-Indolinesulfonic Acid, 5,6-Dihydro-1-Methyl-5,6-Dioxo-, 5-Semicarbazone (6Ci)
CAS No.	70063-04-6
Molecular Formula	C10H10N4O5S
Molecular Weight	298.27 g/mol
Synonyms	5,6-Dihydro-1-methyl-5,6-dioxo-2-indolinesulfonic acid 5-semicarbazone; 1-Methyl-5,6-dioxo-5,6-dihydro-2-indolinesulfonic acid 5-semicarbazone; 6Ci Semicarbazone; 2-Indolinesulfonic acid, 5,6-dihydro-1-methyl-5,6-dioxo-, 5-semicarbazone; 5-Semicarbazone of 5,6-dihydro-1-methyl-5,6-dioxo-2-indolinesulfonic acid; (6Ci)-Indoline sulfonic acid semicarbazone
EINECS	Contact for details

Quality Control

Every batch of 2-Indolinesulfonic Acid, 5,6-Dihydro-1-Methyl-5,6-Dioxo-, 5-Semicarbazone (6Ci) is manufactured and tested under a strict quality management system. Our products undergo rigorous quality testing, including chromatographic purity analysis and identity confirmation, to ensure compliance with exacting industry standards for research and process chemistry. Certificates of Analysis (COA) detailing batch-specific results are available upon request 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 area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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