Profile: BioQuadrant Inc. specializes in drug discovery, contract research and preclinical small-scale production of API up to kilogram level. We serve the biotech & pharmaceutical industries. We focus on preclinical chemical process development and production of active ingredients for pre-clinical trials. We offer bioconugation tools such as maleimido acetic acid, maleimido-propionic acid, and maleimido-caproic acid. Our amino caprolactams are substituted at the primary amino moiety or at the amide moiety, and can be used as constrained dipeptides, or as building blocks for further drug synthesis.