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Merck

T8877

2,3,5-Triphenyltetrazolium chloride

≥98.0% (HPLC)

2,3,5-Triphenyltetrazolium chloride
1 of 2 reviewers received a sample product or took part in a promotion

Synonym(s):

TPTZ, TTZ, Tetrazolium Red

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About This Item

Empirical Formula (Hill Notation):
C19H15ClN4
CAS Number:
Molecular Weight:
334.80
Beilstein:
3923356
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

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Assay

≥98.0% (HPLC)

form

powder

color

faintly yellow

solubility

H2O: 50 mg/mL

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

SMILES string

[Cl-].c1ccc(cc1)-c2nn(-c3ccccc3)[n+](n2)-c4ccccc4

InChI

1S/C19H15N4.ClH/c1-4-10-16(11-5-1)19-20-22(17-12-6-2-7-13-17)23(21-19)18-14-8-3-9-15-18;/h1-15H;1H/q+1;/p-1

InChI key

PKDBCJSWQUOKDO-UHFFFAOYSA-M

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1 of 4

This Item
294438S4131N7005
form

powder

form

powder

form

powder

form

powder

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

room temp

storage temp.

2-8°C

solubility

H2O: 50 mg/mL

solubility

acetonitrile: 50 mg/mL

solubility

chloroform: 1 mg/mL, clear, red

solubility

water: 10 mg/mL, dark red

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

assay

≥98.0% (HPLC)

assay

97%

assay

-

assay

-

General description

2,3,5-Triphenyltetrazolium chloride is a colorless water-soluble dye. In the mitochondria of living cells, it is reduced to a deep red, water-insoluble compound (formazan). 2,3,5-Triphenyltetrazolium chloride helps to distinguish between viable and infarcted brain tissue after stroke.[1]

Application

2,3,5-Triphenyltetrazolium chloride has been used to stain heart tissue to measure the extent of acute lesion.[2] It has also been used to stain brain tissue to check the size of infarct area.[3]

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Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Sol. 1 - Skin Irrit. 2

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Evaluation of a novel epicardial atrial fibrillation treatment system.
Kiser AC et al.
The Annals of Thoracic Surgery, 85, 300-300 (2008)
Mannitol-facilitated perfusion staining with 2,3,5-triphenyltetrazolium chloride (TTC) for detection of experimental cerebral infarction and biochemical analysis.
Sun YY et al.
Journal of Neuroscience Methods, 203, 122-122 (2012)
Chesarahmia Dojo Soeandy et al.
Apoptosis : an international journal on programmed cell death, 24(7-8), 578-595 (2019-05-11)
Over the past 30 years a number of animal models of cerebral ischemic injury have been developed. Middle cerebral artery occlusion (MCAO) in particular reproduces both ischemic and reperfusion elements and is widely utilized as a model of ischemic stroke in
Human umbilical mesenchymal stem cells promote recovery after ischemic stroke.
Lin YC et al.
Stroke, 42, 2045-2045 (2011)
Xiao Zhang et al.
Neurochemical research, 39(7), 1363-1373 (2014-05-06)
Phosphorylated tau was found to be regulated after cerebral ischemia and linked to high risk for the development of post-stroke dementia. Our previous study showed that ginsenoside Rd (Rd), one of the main active ingredients in Panax ginseng, decreased tau

Questions

1–2 of 2 Questions  
  1. Hello, I wasn’t able to find the recommended proportion of product to water. Could you let me know what ratio I should use? Also, should I be using distilled water? Thank you!

    1 answer
    1. T8877 is tested for solubility at 50 mg/ml in water. Although no suitability testing is performed, 2,3,5-Triphenyltetrazolium chloride (Tetrazolium Red) is often used to assess plant viability using a 10 mg/ml solution. Other uses, such as staining brain or heart tissue, have been reported.

      Helpful?

  2. Bonjour, après avoir reconstitué la poudre dans de l'eau stérile, combien de temps pouvons-nous conserver la préparation au réfrigérateur ? Merci

    1 answer
    1. The long-term solution stability of this product has not been determined. However, product 17779, a sterile 1% solution, has a shelf life of approximately 3 years. Provided that the solution is filter sterilized and stored properly at 2-8°C, a similar shelf life would be expected. Please see the link below to review this product:
      https://www.sigmaaldrich.com/product/sial/17779

      Helpful?

Reviews

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  1. San Francisco, CA
    • Review 1
    • Votes 2
    5 out of 5 stars.

    Reliable

    Works well. Packaged fine. Good price through our University vendor. Not much else to say.

    Helpful?

  2. 1 Ratings-only review

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