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Metal Scavengers

Lower the residual metal concentration of various metal complexes to single digit ppm. Any synthetic pathway is now possible, even the ones using metal catalysts.

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  1. SiliaSep Flash Cartridges, Thiol, 40 - 63 µm, 60 Å (FLH-R51030B)

    SiliaSep Flash Cartridges, Thiol, 40 - 63 µm, 60 Å (FLH-R51030B)

    Thiol is our most versatile and robust metal scavenger for a variety of metals under a wide range of conditions. Best scavenger for: Ag, Hg, Os, Pd & Ru. Good scavenger for: Cu, Ir, Pb, Rh & Sn.
  2. SiliaSep Flash Cartridges, TAAcOH, 40 - 63 µm, 60 Å (FLH-R69030B)

    SiliaSep Flash Cartridges, TAAcOH, 40 - 63 µm, 60 Å (FLH-R69030B)

    TAAcOH is a silica bound metal scavenger for Pd0, Ni0 and Cu. It is the supported version of EDTA in its free form. It is an effective scavenger for metals in low or zero oxidation states, which includes many of the most synthetically useful catalysts. Best scavenger for: Ca, Co, Ir, Li, Mg, Ni, Os, Ru & Sc. Good scavenger for: Cr, Cs, Fe, Pd, Rh & Sn.
  3. SiliaSep Flash Cartridges, TAAcONa, 40 - 63 µm, 60 Å (FLH-R69230B)

    SiliaSep Flash Cartridges, TAAcONa, 40 - 63 µm, 60 Å (FLH-R69230B)

    TAAcONa is a silica bound metal scavenger for Pd(II), Ni(II) and Cu. It is the supported version of EDTA in its sodium salt form. It is an effective scavenger for metals in higher oxidation state, 2+ or higher. Best scavenger for: Ca, Cd, Cs, Cu, Fe, Ir, La, Li, Mg, Ni, Os, Rh, Sc & Sn. Good scavenger for: Cr, Pd, Ru, Se & Zn.
  4. SiliaSep Flash Cartridges, Thiourea, 40 - 63 µm, 60 Å (FLH-R69530B)

    SiliaSep Flash Cartridges, Thiourea, 40 - 63 µm, 60 Å (FLH-R69530B)

    Thiourea is a versatile metal scavenger for all forms of palladium and is widely used in the pharmaceutical industry. It works particularly well in organic solvents. Once complexed with a transition metal, it has been reported as being an effective catalyst. Best scavenger for: Pd & Ru. Good scavenger for: Ag, Cu, Fe, Os, Rh, Sc & Sn.
  5. SiliaSep Flash Cartridges, Dimercaptotriazine (DMT), 40 - 63 µm, 60 Å (FLH-R79030B)

    SiliaSep Flash Cartridges, Dimercaptotriazine (DMT), 40 - 63 µm, 60 Å (FLH-R79030B)

    DMT is the silica-bound equivalent of 2,4,6 - trimercaptotriazine. It is a versatile metal scavenger for a variety of metals and the preferred metal scavenger for ruthenium catalysts and hindered Pd complexes. Best scavenger for: Ir, Ni, Os, Pd, Pt, Rh, Se & Ru. Good scavenger for: Cd, Co, Cu, Fe, Sc & Zn.
  6. SiliaSep Flash Cartridges, Imidazole, 40 - 63 µm, 60 Å (FLH-R79230B)

    SiliaSep Flash Cartridges, Imidazole, 40 - 63 µm, 60 Å (FLH-R79230B)

    Imidazole is a versatile metal scavenger for a variety of metals, under a wide range of conditions, and the preferred metal scavenger for iron catalysts. Imidazole can also be used as an amine base in systems that are generally sensitive to basic conditions compared to other SiliaMetS supported bases. Best scavenger for: Cd, Co, Cu, Fe, Ir, Li, Mg, Ni, Os, W & Zn. Good scavenger for: Cr, Pd & Rh.
  7. SiliaSep Flash Cartridges, Cysteine, 40 - 63 µm, 60 Å (FLH-R80530B)

    SiliaSep Flash Cartridges, Cysteine, 40 - 63 µm, 60 Å (FLH-R80530B)

    Cysteine is the silica bound equivalent of the amino acid Cysteine. By attaching the molecule to the backbone via the amino group, the thiol group remains free and accessible for higher metal scavenging efficiency. It is a versatile metal scavenger for a variety of metals, under a wide range of conditions, and the preferred metal scavenger for tin residues. Best scavenger for: Cd, Fe, Ir, Os, Ru, Sc & Sn. Good scavenger for: Ca, Cr, Cs, Cu, La, Mg, Pd, Pt, Rh, Se & Zn.
  8. SiliaSep Flash Cartridges, Diamine, 40 - 63 µm, 60 Å (FLH-R49030B)

    SiliaSep Flash Cartridges, Diamine, 40 - 63 µm, 60 Å (FLH-R49030B)

    Well known for its electrophile scavenging efficiency and its base reagent quality, Diamine has also proven to be very useful for the scavenging of various metals.
  9. SiliaSep Flash Cartridges, Triamine, 40 - 63 µm, 60 Å (FLH-R48030B)

    SiliaSep Flash Cartridges, Triamine, 40 - 63 µm, 60 Å (FLH-R48030B)

    Well known for its electrophile scavenging efficiency and its base reagent quality, Triamine has also proven to be very useful for the scavenging of various metals. Best scavenger for: Cr, Pd, Pt, W & Zn. Good scavenger for: Ag, Cd, Co, Cu, Fe, Hg, Ni, Os, Pb, Rh, Ru & Sc.

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