Description

1H-Indene-1,3(2H)-Dione, 2-Benzofquinolin-3-Yl-, Disulfo Deriv., Disodium Salt is a specialized, high-purity organic salt compound designed for advanced industrial and research applications. Its unique molecular structure, featuring a disulfo derivative, makes it a valuable intermediate and functional component in the synthesis of complex molecules. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty dye industries where precise chemical functionality is required.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection chemicals and plant growth regulators.
• Functional Dye & Pigment Precursor: Serves as a critical intermediate for manufacturing high-performance dyes, pigments, and optical brighteners.
• Chemical Research & Development: A valuable reagent for organic synthesis, particularly in constructing complex heterocyclic and polycyclic structures.
• Material Science: Potential application in the development of advanced organic electronic materials and photoactive compounds.
• Analytical Chemistry: May be used as a standard or reference material in chromatographic and spectroscopic analysis.

Basic Information

Item	Details
Product Name	1H-Indene-1,3(2H)-Dione, 2-Benzofquinolin-3-Yl-, Disulfo Deriv., Disodium Salt
CAS No.	91032-42-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	2-Benzofquinolin-3-yl-1H-indene-1,3(2H)-dione disulfo derivative disodium salt; Disodium 2-(benzo[f]quinolin-3-yl)-1,3-dioxo-2,3-dihydro-1H-indene-2-sulfonate; Benzo[f]quinolin-3-yl-indanedione disulfonate sodium salt; C.I. Acid Yellow 219 (related dye class); Acid Yellow 219 intermediate; AQY 219 precursor; Disulfoindanedione benzoquinoline derivative sodium salt
EINECS	Contact for details

Quality Control

Our 1H-Indene-1,3(2H)-Dione, 2-Benzofquinolin-3-Yl-, Disulfo Deriv., Disodium Salt is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting key parameters such as assay, impurity profile, and moisture content. Our quality commitment ensures the material meets the stringent requirements for research and industrial synthesis.

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 nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which may affect product stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture (KF)	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 1.0%
Solubility	Soluble in water, DMSO

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