Biotechnology
Molecular de-extinction opens possibilities for new antibiotics
Molecular de-extinction revives genes and proteins from ancient sources, and it may hold the key to new antibiotics that fight drug-resistant pathogens.
CAS Inventory Expert Services
The CAS Inventory Expert Service (IES) helps you obtain CA Index Names and CAS Registry Numbers® in order to complete your EPA TSCA PMN application under the Revisions of Premanufacture Notification Regulations: Final Rule.
Contact us
CAS service professionals are available to answer questions and help you with requests.
800.631.1884 (North America)
614.447.3870 (Outside North America)
answers@cas.org
Latest from CAS Insights™
Drug Discovery
Emerging drug discovery trends explored in CAS Insights webinar
From microbiome breakthroughs to AI-powered simulations, this CAS Insights webinar recap explores the latest drug discovery trends shaping pharmaceutical research.
Emerging Science
Nobel Prize winners
Discover how Nobel-winning science unfolds—from breakthrough ideas to global recognition. CAS Insights reveals the context, challenges, and impact behind these discoveries.