Disclosed are a novel compound with effects of thrombolysis, free radical scavenging and thrombus-targeting as well as a preparation method and a use thereof. The compound is a ternary conjugate formed by combining a thrombolytic peptide, a free radical scavenger with a thrombus-targeted/antithrombotic peptide together via a linking arm. Also disclosed is a pharmaceutical composition containing the compound, the compound being formed with a nanometer spherical structure.