Neotetrazolium chloride

CAS No.：298-95-3

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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Neotetrazolium chloride Basic information

Product Name:	Neotetrazolium chloride
Synonyms:	3,3’-[1,1’-biphenyl]-4,4’-diylbis[2,5-diphenyl-2h-tetrazoliudichloride;neotetrazolium;TETRAZOLE PURPLE;TETRAZOLIUM PURPLE;TETRAZOLIUM CHLORIDE, NEO;NEOT;NEOTETRAZOLIUM BLUE;NEOTETRAZOLIUM CHLORIDE
CAS:	298-95-3
MF:	C38H28Cl2N8
MW:	667.59
EINECS:	206-070-0
Product Categories:	Tetrazolium Salts;Tetrazolium Salts & Formazans;Tetrazolium salt
Mol File:	298-95-3.mol

Neotetrazolium chloride Chemical Properties

Melting point	230 °C (dec.)(lit.)
Boiling point	754.15°C (rough estimate)
density	1.0962 (rough estimate)
refractive index	1.6300 (estimate)
storage temp.	2-8°C
solubility	methanol: 50 mg/mL, clear
form	powder
color	Light yellow or tan
λmax	248 nm
Merck	6466
Biological Applications	Antifungal agent; glucose-6- phosphate dehydrogenase activity assays; microbial growth assays; detecting bacteria,cancer cells,gamma- hydroxybutyric acid (GHB),microorganisms; treating cancer
EPA Substance Registry System	2H-Tetrazolium, 3,3'-[1,1'-biphenyl]-4,4'-diylbis[2,5-diphenyl-, dichloride (298-95-3)

Safety Information

Hazard Codes	Xn
Risk Statements	22
Safety Statements	24/25-36
WGK Germany	3
F	3-8-10

MSDS Information

Provider	Language
3,3'-(4,4'-Biphenylene)bis(2,5-diphenyl-2H-tetrazolium chloride)	English
SigmaAldrich	English

Neotetrazolium chloride Usage And Synthesis

Chemical Properties	OCHRE-YELLOW TO YELLOW-BROWN POWDER
Uses	Staining of microorganisms and plant and animal tissues. In determination of dehydrogenases in histochemical and cytochemical studies: K. Neumann, G. Koch, Z. Physiol. Chem. 295, 35 (1953). In amylase determination.

Neotetrazolium chloride Preparation Products And Raw materials

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