Description

3-Methylbenzo[F]Quinoline-7,9-Disulfonic Acid Disodium Salt is a high-purity, water-soluble organic salt characterized by its disulfonic acid functional groups. This compound serves as a critical intermediate and functional additive in advanced chemical synthesis, valued for its specific reactivity and solubility profile. It is primarily utilized by manufacturers in the pharmaceutical, specialty dye, and advanced material research sectors.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Fluorescent Dye & Pigment Precursor: Acts as a key building block for creating specialized quinoline-based dyes and colorants.
• Chemical Research & Development: Employed as a reagent or model compound in organic synthesis and material science research.
• Analytical Chemistry: May serve as a standard or a component in analytical methods and sensor technologies.
• Electrolyte Additive: Potential use in specialized electrochemical applications due to its ionic nature.
• Photographic Chemical: Can be utilized in the formulation of certain light-sensitive materials.

Basic Information

Product Name	3-Methylbenzo[F]Quinoline-7,9-Disulfonic Acid Disodium Salt
CAS No.	70851-58-0
Molecular Formula	C₁₈H₁₂NNa₂O₆S₂
Molecular Weight	447.39 g/mol
Synonyms	7,9-Disulfo-3-methylbenzo[f]quinoline Disodium Salt; 3-Methylbenzo[f]quinoline-7,9-disulfonic Acid Sodium Salt; Disodium 3-Methylbenzo[f]quinoline-7,9-disulfonate; Benzo[f]quinoline-7,9-disulfonic Acid, 3-Methyl-, Disodium Salt; 3-Methylbenzo(f)quinoline-7,9-disulfonic Acid Disodium Salt; 3-Methyl-7,9-benzofquinolinedisulfonic Acid Disodium Salt
EINECS	Contact for details

Quality Control

Our 3-Methylbenzo[F]Quinoline-7,9-Disulfonic Acid Disodium Salt is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

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 sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals	≤ 20 ppm

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