Pricing Availability Delivery Time Qty
Cat.No. 5224 - MTT | C18H16N5SBr | CAS No. 298-93-1
Description: Reagent used in the measurement of cell proliferation
Chemical Name: 3-(4,5-Dimethyl-2-thiazolyl)-2,5-diphenyl-2H-tetrazolium bromide
Purity: ≥98%

Biological Activity

Reagent used in the measurement of cell proliferation.

Technical Data

M. Wt 414.32
Formula C18H16N5SBr
Storage Store at +4°C
Purity ≥98%
CAS Number 298-93-1
PubChem ID 64965
Smiles CC1=C(C)SC([N+]2=NC(C4=CC=CC=C4)=NN2C3=CC=CC=C3)=N1.[Br-]

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
water 8.29 20

Preparing Stock Solutions

The following data is based on the product molecular weight 414.32. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 2.41 mL 12.07 mL 24.14 mL
5 mM 0.48 mL 2.41 mL 4.83 mL
10 mM 0.24 mL 1.21 mL 2.41 mL
50 mM 0.05 mL 0.24 mL 0.48 mL

Molarity Calculator

Calculate the mass, volume, or concentration required for a solution.

*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.


Dilution Calculator

Calculate the dilution required to prepare a stock solution.

Product Datasheets

Certificate of Analysis / Product Datasheet
Select another batch:
Safety Datasheet


References are publications that support the products' biological activity.

If you know of a relevant reference for MTT, please let us know.

View Related Products by Target

Keywords: MTT, supplier, MTT, measurement, cell, proliferation, Biochemicals, and, Molecular, Biology, Biochemicals, and, Molecular, Biology, Tocris Bioscience

Citations for MTT

Citations are publications that use Tocris products.

Currently there are no citations for MTT. Do you know of a great paper that uses MTT from Tocris? If so please let us know.

Reviews for MTT

There are currently no reviews for this product. Be the first to review MTT and earn rewards!

Have you used MTT?

Submit a review and receive an Amazon gift card.

$10US/$10CAN/€7/£6 gift card for a review without an image

$25US/$25CAN/€18/£15 gift card for a review with an image

*Offer only valid in the USA / Canada, UK and Europe

Submit a Review

Literature in this Area

Tocris offers the following scientific literature in this area to showcase our products. We invite you to request* or download your copy today!

*Please note that Tocris will only send literature to established scientific business / institute addresses.

New Product Guide

New Product Guide (Spring/Summer 2017)

Our new product guide highlights over 130 new products added to the Tocris Bioscience range during the first half of 2017.

  • 7-TM Receptors
  • Enzymes
  • Enzyme-Linked Receptors
  • Ion Channels
  • Nuclear Receptors
  • Transporters
  • Apoptosis
  • Cell Metabolism
  • Epigenetics
  • Fluorescent Imaging
  • Signal Transduction
  • Stem Cells