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I10406

Sigma-Aldrich

Iodonitrotetrazolium chloride

95%

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Synonym(s):
2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazolium chloride, p-Iodonitrotetrazolium Violet, INT
Empirical Formula (Hill Notation):
C19H13ClIN5O2
CAS Number:
146-68-9
Molecular Weight:
505.70
Beilstein/REAXYS Number:
4093224
EC Number:
205-676-2
MDL number:
MFCD00011961
UNSPSC Code:
12352100
PubChem Substance ID:
24895918
NACRES:
NA.22

Quality Level

200

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

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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

signalword

Danger

Hazard Classifications

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

target_organs

Eyes,Central nervous system, Respiratory system

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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