Skip to Content
Merck
All Photos(5)

Documents

T4000

Sigma-Aldrich

Tetranitroblue tetrazolium chloride

Synonym(s):

3,3′-(3,3′-Dimethoxy-4,4′-biphenylene)bis[2,5-bis(p-nitrophenyl)-2H-tetrazolium chloride], TNBT, Tetranitrotetrazolium blue chloride

Sign Into View Organizational & Contract Pricing
All Photos(5)

About This Item

Empirical Formula (Hill Notation):
C40H28Cl2N12O10
CAS Number:
1184-43-6
Molecular Weight:
907.63
Beilstein:
3897475
EC Number:
214-665-1
MDL number:
MFCD00036338
UNSPSC Code:
12171500
PubChem Substance ID:
24900185
NACRES:
NA.47

Assay

≥90%

form

powder

mp

~170 °C (dec.)

solubility

water: 1 mg/mL, clear to hazy, yellow

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

SMILES string

[Cl-].[Cl-].COc1cc(ccc1-[n+]2nc(nn2-c3ccc(cc3)[N+]([O-])=O)-c4ccc(cc4)[N+]([O-])=O)-c5ccc(c(OC)c5)-[n+]6nc(nn6-c7ccc(cc7)[N+]([O-])=O)-c8ccc(cc8)[N+]([O-])=O

InChI

1S/C40H28N12O10.2ClH/c1-61-37-23-27(7-21-35(37)47-43-39(25-3-9-31(10-4-25)49(53)54)41-45(47)29-13-17-33(18-14-29)51(57)58)28-8-22-36(38(24-28)62-2)48-44-40(26-5-11-32(12-6-26)50(55)56)42-46(48)30-15-19-34(20-16-30)52(59)60;;/h3-24H,1-2H3;2*1H/q+2;;/p-2

InChI key

VCESGVLABVSDRO-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Pictograms

Health hazard
GHS08

Signal Word

Danger

Hazard Statements

H350

Hazard Classifications

Carc. 1B

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

A Kooij et al.
The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society, 39(1), 87-93 (1991-01-01)
We have detected xanthine oxidoreductase activity in unfixed cryostat sections of rat and chicken liver, rat duodenum, and bovine mammary gland using the tissue protectant polyvinyl alcohol, the electron carrier 1-methoxyphenazine methosulfate, the final electron acceptor Tetranitro BT, and hypoxanthine
A K Raap et al.
The Histochemical journal, 15(9), 861-879 (1983-09-01)
The correct localization of oxidative enzymes using cytochemical tetrazolium methods, in which low molecular weight electron carriers such as NAD(P)H and reduced phenazine methosulphate (PMSH) are used, can be endangered by the escape of the reduced intermediates before they react
C J van Noorden et al.
Histochemistry, 75(4), 493-506 (1982-01-01)
A sensitive cytochemical staining method for glucose-6-phosphate dehydrogenase activity in individual human erythrocytes is described. This staining method can be used for the rapid routine discrimination of patients with a deficiency of the enzyme in its homozygote or heterozygote form
W M Frederiks et al.
Experimental and molecular pathology, 41(1), 119-125 (1984-08-01)
A method has been developed for quantitative analysis of necrotic regions in lobes of the rat liver 24 hr after temporary ischemia. Essentially the method consists of cutting the liver lobes into 2-mm-thick slices by means of a specially developed
Heng Hu et al.
Scientific reports, 10(1), 3233-3233 (2020-02-26)
Blood-brain barrier (BBB) dysfunction occurs in cerebrovascular diseases and neurodegenerative disorders such as stroke. Opening of the BBB during a stroke has a negative impact on acute outcomes. We have recently demonstrated that miR-34a regulates the BBB by targeting cytochrome
View All Related Papers

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