San Diego-based Accelrys, a developer of enterprise R&D software, said yesterday that it has acquierd Contur Software AB, a developer of electronic notebook software. Contur is based in Stockholm, Sweden. Accelrys said it paid approximately $13.1M in cash, including $0.5M in earn out, for Contur. Contur's products are used to replace paper notebooks in research and development laboratories.