Description

Aposafranine CAS NO 60937-65-7 is a synthetic organic dye belonging to the safranine family, valued for its distinct color properties and chemical stability. This compound is essential for applications requiring precise coloration and consistent performance in industrial and research settings. It is primarily utilized by manufacturers in the textile, biological staining, and specialty chemical synthesis sectors.

Application

• Textile Dyeing: Used as a colorant for synthetic and natural fibers, providing vibrant and durable hues.
• Biological Staining: Serves as a histological and cytological stain in microscopy for visualizing cellular structures.
• Analytical Chemistry: Employed as a redox indicator or a colorimetric reagent in various titration and detection methods.
• Photographic Sensitizer: Acts as a spectral sensitizer in certain photographic emulsions and imaging technologies.
• Chemical Synthesis: Functions as a key intermediate or precursor in the synthesis of more complex dyes and organic compounds.
• Ink Formulation: Incorporated into specialty inks for printing and marking applications requiring specific color fastness.

Basic Information

Product Name	Aposafranine
CAS No.	60937-65-7
Molecular Formula	C20H19N4+
Molecular Weight	315.39 g/mol
Synonyms	Aposafranine; Basic Red 2 (related class); Safranine O derivative; 3,7-Diamino-2,8-dimethyl-5-phenylphenazinium chloride (related structure); Phenazinium dye; CI 50240 (related color index); Safranin A; Azophloxine (contextual trade name)
EINECS	Contact for details

Quality Control

Our Aposafranine is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is tested against rigorous in-house specifications, which typically include identity confirmation, assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark green to black powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
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.