包装 1 g in glass bottle 250 mg in glass bottle Application Gold Catalysts - 21st Century ′Gold Rush′ Catalyst for: • Michael addition and intramolecular hydroalkylation reactions • Cascade cyclization of diynes • Hydroarylation of allenes via a highly regioselective carbon-carbon bond formation producing six-membered rings • Alkyne cyclizations in a Holey catalytic environment