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You are here:Home » Molecular Biology » MB-Fluorescent Labels » 1-Pyrenylmethyl Methanethiosulfonate (Pyrene-1-MTS)

1-Pyrenylmethyl Methanethiosulfonate (Pyrene-1-MTS)


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A fluoresent compound used for the rapid and selective modification of sulfhydryl groups of enzymes.
Fluorescence: max. Abs. 340nm; max. Em. 376nm; e x 10-3: 40
Catalog #P9494-84D
Melting Point 122-124°C
Method for Determining IdentityProton NMR Spectroscopic Analysis
Solubility Acetone, DMSO
Stability Light and moisture sensitive
TLCConditions: SiO2; Ethyl Acetate: Hexane (1:4). Visualized with UV and AMCS or Bromophenol Blue; Single spot (Rf = 0.2)
CAS Number384342-65-8
Molecular FormulaC18H14O2S2
Molecular Weight326.43
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.
Alternate namesPyrene-1-MTS

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