Description

3,7-Diaminophenothiazin-5-Ium CAS NO 26754-93-8 is a high-purity phenothiazine derivative, a versatile organic compound with a distinctive heterocyclic structure. This compound is valued for its role as a critical synthetic intermediate and functional dye precursor in advanced chemical manufacturing. It is essential for research and production in the pharmaceutical, analytical chemistry, and specialty materials sectors, where precise molecular structure and purity are paramount for performance.

Application

• Pharmaceutical Intermediate: Synthesis of phenothiazine-based active pharmaceutical ingredients (APIs) and diagnostic agents.
• Analytical Chemistry Reagent: Used as a redox indicator, staining agent, or probe in biochemical assays and histology.
• Dye & Pigment Precursor: Key building block for manufacturing specialized cationic dyes and pigments with specific light-absorption properties.
• Research & Development: Fundamental compound for academic and industrial research in organic synthesis, photochemistry, and material science.
• Polymer & Material Science: Potential monomer or additive for creating functional polymers with conductive or chromogenic properties.

Basic Information

Product Name	3,7-Diaminophenothiazin-5-Ium
CAS No.	26754-93-8
Molecular Formula	C12H11N4S+
Molecular Weight	243.31 g/mol
Synonyms	3,7-Diamino-5H-phenothiazin-5-ium; Methylene Azure; Azure C; 3,7-Diaminophenothiazinium; Basic Blue 17 (related dye class); 5H-Phenothiazin-5-ium, 3,7-diamino-; Phenothiazin-5-ium, 3,7-diamino-
EINECS	Contact for details

Quality Control

Our 3,7-Diaminophenothiazin-5-Ium is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, 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 place at a controlled room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Dark green to blue-black powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Standard Grade)
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.5 %

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