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A cell proliferation assay reagent
Catalog #: 2814
SKU-Size Size Price Qty
2814-100 100 mg
2814-500 500 mg
2814-1000 1 g
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Product Details

Alternate Name 4-[3-(4-Iodophenyl)-2-(2,4-dinitrophenyl)-2H-5-tetrazolio]-1,3-benzene disulfonate
Appearance Pale yellow to pale brown solid
CAS # 515111-36-1
Molecular Formula C₁₉H₁₀IN₆NaO₁₀S₂
Molecular Weight 696.34
Purity ≥98% by HPLC
Solubility H₂O (10 mg/ml)
SMILES C1=CC(=CC=C1N2N=C(N=[N+]2C3=C(C=C(C=C3)[N+](=O)[O-])[N+](=O)[O-])C4=C(C=C(C=C4)S(=O)(=O)[O-])S(=O)(=O)[O-])I.[Na+]
InChi InChI=1S/C19H11IN6O10S2.Na/c20-11-1-3-12(4-2-11)23-21-19(15-7-6-14(37(31,32)33)10-18(15)38(34,35)36)22-24(23)16-8-5-13(25(27)28)9-17(16)26(29)30;/h1-10H,(H-,31,32,33,34,35,36);/q;+1/p-1
PubChem CID 46783260
Handling Protect from light and moisture
Storage Conditions -20°C
Shipping Conditions Gel Pack
USAGE For Research Use Only! Not For Use in Humans.


WST-3 is a highly sensitive tetrazolium reagent that produces a water-soluble, colored formazan dye with reducing agents such as NADH.

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