Description

Tnbt Diformazan is a specialized chemical compound primarily recognized for its role as a key intermediate and chromogenic reagent in advanced biochemical and analytical applications. Its value lies in its ability to produce a distinct, measurable color change, making it indispensable for quantitative detection and diagnostic assays. This product is essential for research institutions, diagnostic kit manufacturers, and industrial laboratories engaged in enzymatic analysis, histochemistry, and material science research. We supply high-purity Tnbt Diformazan to support consistent and reliable results in sensitive applications worldwide.

Application

• Biochemical Assays: Used as a chromogenic substrate in tetrazolium salt-based assays (e.g., MTT, XTT) for measuring cell viability, proliferation, and cytotoxicity.
• Diagnostic Reagents: Serves as a critical component in the formulation of clinical diagnostic kits for detecting specific enzymes or biomarkers.
• Histochemistry & Staining: Employed in tissue staining protocols to localize dehydrogenase enzyme activity in biological samples.
• Research & Development: Acts as a vital intermediate in organic synthesis and the development of new analytical methods within pharmaceutical and life science R&D.
• Material Science: Investigated for use in developing colorimetric sensors and indicators due to its distinct color-forming properties.

Basic Information

Product Name	Tnbt Diformazan
CAS No.	19333-63-2
Molecular Formula	C18H12N4O2
Molecular Weight	316.32 g/mol
Synonyms	TNBT Diformazan; Tetranitro Blue Tetrazolium Diformazan; Nitro Blue Tetrazolium Diformazan; 2,2',5,5'-Tetrakis(4-nitrophenyl)-3,3'-(3,3'-dimethoxy-4,4'-biphenylene)ditetrazolium Diformazan; 3,3'-(3,3'-Dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis[2-(4-nitrophenyl)-5-phenyl-2H-tetrazol-3-ium] Diformazan; TNBT-DF; NBT Diformazan (related).
EINECS	Contact for details

Quality Control

Our Tnbt Diformazan is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for sensitive applications. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive (store away from light) and should be handled to minimize prolonged exposure to air and moisture to maintain stability.

Specification

Item	Specification
Appearance	Dark blue to purple crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Solubility	Soluble in DMSO, DMF; sparingly soluble in alcohols

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