CAS Commercial Sources™
CAS Commercial Sources provides an aggregated source for current global chemical catalog data that enables researchers to efficiently identify and compare sourcing options.
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Consolidated listings for millions of chemical products from global suppliers who regularly update their catalogs.
Integrated data that enters the research workflow at the point of need within CAS Solutions.
Product details including chemical and trade names, CAS Registry Number®, chemical structure, purity, quantity, price, and contact information.
Latest from CAS Insights™

Biotecnologia
Gene expression, edited: Highlights from the CAS Insights webinar on epigenetics
Three experts from CAS, the University of Messina, and the Coriell Institute break down how epigenetics has evolved from a niche research area into a clinical force, with 13 FDA-approved drugs, 2,200+ active trials, and a fast-growing diagnostic toolkit reshaping how we detect and treat cancer.

Emerging Science
Wide bandgap semiconductors: Transforming EVs, UV, and wireless communications
For high-performance technologies in power electronics, energy storage, and optoelectronics, semiconductors need to offer performance beyond standard silicon. Wide bandgap semiconductors can handle the high‑voltage, high‑temperature, and high‑frequency conditions of these emerging applications.

Biotecnologia
Hantavirus: How climate change may be increasing disease risk
Hantavirus, a rodent-borne RNA virus with case fatality rates up to 40%, is reshaping zoonotic disease risk amid environmental change and global mobility.