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  • CAS REGISTRY®
    CAS REGISTRY®, the CAS substance collection, is the premier source relied upon by scientists and regulators worldwide for accurate information on chemical substances
  • CAS SciFinder - Chemical Compound Database
    Inform your critical research activities with authoritative details on chemical substances and their related chemical structures, chemical names, regulatory information, and properties, including CAS Registry Numbers ®
  • CAS SciFinder - 化合物データベース | CAS
    CAS SciFinder is curated by scientists and enhanced with AI-assisted tools to give you the insights you need with one simple search Access the world’s most comprehensive chemical substance and reaction data
  • Empowering Innovation Scientific Discoveries | CAS
    CAS provides solutions and services that help empower scientific discoveries Learn how CAS can facilitate your research and drive innovation
  • Identify chemical substances | CAS SciFinder
    CAS SciFinder is your one true source for authoritatively identifying a chemical substance and its related chemical structures, chemical names, regulatory information, and properties, including the CAS Registry Number ®
  • About the CAS Source Index (CASSI) Search Tool
    CAS, a division of the American Chemical Society, is the most authoritative and comprehensive source for chemical information CAS databases, including CAS REGISTRY SM, are curated and quality-controlled by a global team of scientists
  • CAS BioFinder Discovery Platform
    "CAS BioFinder provides a centralized database for drug discovery It tells you everything that’s been published in patents and literature and has associated pharmacology pathways, metabolism, and nearby chemical neighbors
  • CAS Solutions login
    CAS offers a wide range of Solutions designed to meet the needs of research, patent, regulatory, and business professionals in every phase of the innovation process
  • Resources - CAS
    Calibr-Skaggs Institute for Innovative Medicines partnered with CAS to streamline its drug discovery pipeline by integrating high-quality insights and automation
  • Contact us | CAS
    Contact the Asia Pacific Customer Center if you have questions or need additional information about any CAS solution or services This includes product features, account inquiries, set-up, access, formulating a search strategy, and all other inquiries





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