安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- 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
- Empowering Innovation Scientific Discoveries | CAS
CAS is a division of the American Chemical Society that provides products and services that help empower scientific discoveries Check out our latest product, SciFinder-n, to see how you can inlock your R amp;D productivity
- CAS SciFinder - Chemical Compound Database
The CAS SciFinder chemical compound database has the tools and information you need to uncover relevant, actionable insights faster Learn more
- CAS Common Chemistry
CAS Common Chemistry is an open community resource for accessing chemical information Nearly 500,000 chemical substances from CAS REGISTRY ® cover areas of community interest, including common and frequently regulated chemicals, and those relevant to high school and undergraduate chemistry classes This chemical information, curated by our expert scientists, is provided in alignment with our
- About CAS
Learn about our storied legacy, from the expert human curation to the world-leading solutions that help us drive innovation forward
- CAS Content
Every day CAS scientists collect and analyze published scientific literature from around the globe, building the highest quality and most up-to-date collection of scientific information in the world Covering advances in chemistry and related sciences over the last 150 years, the CAS Content Collection empowers researchers, business leaders, and information professionals around the world with
- CAS Registry Services℠
CAS Registry Services℠ can provide CAS Registry Numbers, CA Index Names, and other identifiers for chemical substances and regulatory submissions
- About the CAS Source Index (CASSI) Search Tool
About CAS 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
|
|
|