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™

Safety

Webinar: PFAS Research, Definitions, and Regulatory Developments

From pharmaceuticals to semiconductors, PFAS compounds are everywhere. This ACS/CAS webinar recap explores how evolving structural definitions are changing the regulatory landscape, and what it means for science, policy, and innovation.
|Article
Read article
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.
|Article
Read article
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.
|Webinar
Read article
View all CAS Insights