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!
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- Casualty Actuarial Society
Founded in 1914, the CAS is the world’s only actuarial organization focused exclusively on property and casualty risks and serves over 11,000 members worldwide
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CAS REGISTRY®, the CAS substance collection, is the premier source relied upon by scientists and regulators worldwide for accurate information on chemical substances
- CAS Number Search - NIST Chemistry WebBook
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- CAS SciFinder - Chemical Compound Database
Access the world’s most comprehensive chemical substance and reaction data Search by structure, name, CAS Registry Number®, or spectra data Uncover relevant literature, patents, and regulatory information quickly Retrosynthesis requires strong data and powerful tools
- CAS Portal | Casualty Actuarial Society
The Casualty Actuarial Society (CAS) is excited to announce the launch of the CAS Portal, our new and improved e-commerce platform and user database
- CAS Data
The CAS reference collection aggregates and connects scientific knowledge from thousands of journals and other sources published globally in more than 50 languages dating back to the early 1800s
- CAS Common Chemistry
Quickly confirm chemical names, CAS Registry Numbers®, structures or basic physical properties by searching compounds of general interest or leveraging an API connection
- About CAS
CAS builds the world’s largest collection of human-curated scientific knowledge covering over 150 years of published science Our tools are designed to address the challenges and complexities unique to scientific and patent data so that you can find the answers you need efficiently
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