Fluorescent probes

Fluorescent probes can be used to measure enzyme activity or mitochondrial membrane potential, or to localize a moiety within a cell. Focus Biomolecules offers a growing variety of fluorescent and chromogenic probes and substrates.

  • FLUO-8 (AM) | Cellular calcium probe

    CAS:
    1345980-40-6
    Catalog Number:
    10-1322
    Activity:
    Cellular calcium probe
    Molecular Weight:
    1046.96
    Molecular Formula:
    C50H50N2O23
    Solubility:
    Soluble in DMSO (up to 25 mg/ml).
    Physical Properties:
    Dark waxy solid
    Purity:
    95% by HPLC
    NMR (Conforms)
    Storage Temperature:
    -20°C
    Stability:
    Stable for 1 year from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 2 months.
    Shipping Code:
    RT
    From $220.00
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  • Geldanamycin-FITC | HSP90 fluorescent probe

    Catalog Number:
    10-1289
    Activity:
    HSP90 fluorescent probe
    Alternate Name:
    GDA-C6-FITC
    Molecular Weight:
    1034.20
    Molecular Formula:
    C55H63N5O13S
    Solubility:
    Soluble in DMSO (greater than 10 mg/ml)
    Physical Properties:
    Purple solid
    Purity:
    98% by TLC
    NMR (Conforms)
    Storage Temperature:
    -20°C (des.)
    Stability:
    Stable for 2 years from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 3 months.
    Shipping Code:
    RT
    From $200.00
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  • JC-1 | Mitochondrial membrane potential probe

    CAS:
    3520-43-2
    Catalog Number:
    10-1634
    Activity:
    Mitochondrial membrane potential probe
    Chemical Name:
    5,5,6,6-Tetrachloro-1,1,3,3-tetraethylbenzimidazolylcarbocyanine iodide
    Molecular Weight:
    652.23
    Molecular Formula:
    C25H27Cl4IN4
    Solubility:
    Soluble in DMSO (20 mg/ml)
    Physical Properties:
    Brown solid
    Purity:
    98% by HPLC
    NMR (Conforms)
    Storage Temperature:
    -20°C
    Stability:
    Store as supplied desiccated at -20°C for up to 2 years from the date of purchase. Solutions in DMSO may be stored at -20°C for up to 3 months.
    Shipping Code:
    RT
    From $55.00
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  • Propidium Iodide | Fluorescent stain for dead/dying cells

    CAS:
    25535-16-4
    Catalog Number:
    10-5165
    Activity:
    Fluorescent stain for dead/dying cells
    Chemical Names:
    3,8-Diamino-5-[3-(diethylmethylammonio)propyl]-6-phenylphenanthridinium diiodide
    Molecular Weight:
    668.39
    Molecular Formula:
    C27H34I2N4
    Solubility:
    Soluble in DMSO (2.5 mg/ml); water (3 mg/ml)
    Physical Properties:
    Red solid
    Purity:
    >95% HPLC
    NMR (Conforms)
    Storage Temperature:
    -20°C
    Stability:
    Stable for 2 years from date of purchase as supplied. Solutions in DMSO or water may be stored at -20°C for up to 1 month.
    Shipping Code:
    RT
    From $40.00
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  • Suc-Leu-Leu-Val-Tyr-AMC | Proteasome substrate

    CAS:
    94367-21-2
    Catalog Number:
    10-2971
    Activity:
    Proteasome substrate
    Alternate Names:
    Suc-LLVY-AMC, Proteasome Substrate III (Fluorogenic)
    Molecular Weight:
    763.88
    Molecular Formula:
    C40H53N5O10
    Solubility:
    Soluble in DMSO (up to 20 mg/ml), or in DMF (up to 10 mg/ml)
    Physical Properties:
    Lyophilized solid
    Purity:
    98% by HPLC
    NMR (Conforms)
    Storage Temperature:
    -20°C
    Stability:
    Stable for 1 year from date of purchase as supplied. Solutions in DMSO or DMF may be stored at -20°C for up to 1 month.
    Shipping Code:
    RT
    From $30.00
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  • Z-Leu-Arg-AMC | Fluorogenic Cathepsin K substrate

    CAS:
    156192-32-4
    Catalog Number:
    10-5386
    Activity:
    Fluorogenic cathepsin substrate
    Alternate Name:
    Z-LR-AMC hydrochloride; Cbz-Leu-Arg-AMC hydrochloride
    Molecular Weight:
    615.13
    Molecular Formula:
    C30H38N6O6·HCl
    Solubility:
    Soluble in DMSO (20 mg/ml)
    Physical Properties:
    White solid
    Purity:
    >97% HPLC
    Amino acid analysis and identity: Confirmed
    Peptide content:
    93%
    Storage Temperature:
    -20°C
    Stability:
    Stable for 2 years from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 3 months. Protect from light!
    Shipping Code:
    RT
    $80.00
    View Product This product has multiple variants. The options may be chosen on the product page
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