Hexagon shaped overlay
CAS Registry Services℠

CAS Reactions

The CAS reactions collection provides detailed and dependable data on more than 150 million single and multi-step reactions.

Contact us

功能

More than 150 million single- and multi-step reactions published in journals, patents, dissertations, and other sources since 1840.

Covers organic and organometallic reactions. Total syntheses of natural products, and biotransformation reactions.

Scientist-curated and enhanced with yield data, detailed reaction conditions, defined substance roles, and experimental procedures.

Daily updates keep you current on the most recent discoveries.

Connections to relevant publications, substance properties, suppliers, and more within the CAS Content Collection™.

Searchable by structure, reaction role, functional group, reaction site, atom mapping, and more.

Latest from CAS Insights™

Emerging Science

New technologies can increase critical metals supplies

Critical metals play crucial roles in modern industries, but are uneven in abundance and geographic distribution. Fortunately, new research and methods may help meet market needs.
|文章
阅读文章
Biotechnology

Could xenotransplantation solve organ transplant shortages?

With the advent of genetic editing technology, researchers are increasingly able to address immuno-compatibility issues, getting closer to making organs and tissues available for transplant from animal donors to human recipients.
|文章
阅读文章
Biotechnology

Spatial transcriptomics could unlock new treatments for Alzheimer’s, cancer, and more

Spatial transcriptomics provides unprecedented insights into the organization, function, and interactions of cells within complex tissues, allowing a deeper understanding of cellular composition and activity.
|文章
阅读文章
查看所有 CAS 见解