acrylonitrile catabolic process biological_process UM-BBD_pathwayID:acr GO:0019256 acrylonitrile breakdown acrylonitrile catabolism acrylonitrile degradation The chemical reactions and pathways resulting in the breakdown of acrylonitrile, a colorless, volatile liquid with a pungent odor. Acrylonitrile is used in the production of acrylic fibers, plastics, and synthetic rubbers. MetaCyc:P344-PWY xenobiotic catabolic process nitrile catabolic process