All Photos(1)

I10406

Sigma-Aldrich

Iodonitrotetrazolium chloride

95%

Synonym(s):
2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazolium chloride, p-Iodonitrotetrazolium Violet, INT
Empirical Formula (Hill Notation):
C19H13ClIN5O2
CAS Number:
Molecular Weight:
505.70
Beilstein:
4093224
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

95%

impurities

<5% methyl alcohol

mp

240 °C (dec.) (lit.)

storage temp.

2-8°C

SMILES string

[Cl-].[O-][N+](=O)c1ccc(cc1)-[n+]2nc(nn2-c3ccc(I)cc3)-c4ccccc4

InChI

1S/C19H13IN5O2.ClH/c20-15-6-8-16(9-7-15)23-21-19(14-4-2-1-3-5-14)22-24(23)17-10-12-18(13-11-17)25(26)27;/h1-13H;1H/q+1;/p-1

InChI key

JORABGDXCIBAFL-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Application

Iodonitrotetrazolium chloride (INT) on reduction gets converted to iodonitrotetrazolium formazan, a water insoluble violet colored dye or indicator. Hence INT can be used for the colorimetric assay of various dehydrogenases.
Electron acceptor for the colorimetric assay of various dehydrogenases

Packaging

5 g in glass bottle
25 g in poly bottle
1 g in poly bottle

signalword

Danger

Hazard Classifications

Flam. Sol. 1 - STOT SE 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK Germany

WGK 3

Flash Point F

Not applicable

Flash Point C

Not applicable

Certificate of Analysis

Certificate of Origin

The role of glycerol in the nutrition of halophilic archaeal communities: a study of respiratory electron transport
Oren A
FEMS Microbiology Ecology, 16(4), 281-290 (1995)
E G Pearson
Journal of the American Veterinary Medical Association, 198(9), 1651-1654 (1991-05-01)
Of 41 equids referred to a veterinary teaching hospital in the Pacific northwest because of dyspnea and inspiratory noise, 3 ponies were diagnosed as having liver failure, most likely attributable to pyrrolizidine alkaloid toxicosis. Dyspnea appeared to be caused by...
The role of cysteine residues of spinach ferredoxin-NADP+ reductase as assessed by site-directed mutagenesis
Aliverti A, et al.
Biochemistry, 32(25), 6374-6380 (1993)
The measurement of electron transport system activity in river biofilms
Blenkinsopp SA and Lock MA
Water Research, 24(4), 441-445 (1990)
Ruiwu Wang et al.
Insect biochemistry and molecular biology, 33(7), 733-739 (2003-06-27)
Voltage-gated sodium channels are essential for the generation and propagation of action potentials in most excitable cells. They are the target sites of several classes of insecticides and acaricides. Isolation of full-length sodium channel cDNA is a critical and often...

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service