CAS offers the CAS REGISTRYSM - the largest collection of substance information - as well as indexed references from more than 10,000 major scientific journals and 59 patent authorities around the world. CAS databases are:
Colors of Chemistry
Yellow-dyed silk robes were so precious to ancient Chinese emperors that they permitted no one else to wear them. These emperors also limited silk-wearing to the nobility, assigning certain colors in accordance with their rank. Confucius attributed the Chinese empress Xi Ling-Shi with discovering silk weaving approximately 2640 BCE. For the next 2,000 years, silk farming and dyeing remained a guarded secret in China.
CAS Launches Free Web-Based Resource "Common Chemistry" for General Public
Common ChemistryTM is a resource providing information on approximately 7800 chemical substances of general and widespread interest. It is helpful to non-chemists who know a chemical name or CAS Registry Number of a common everyday chemical and want to pair both pieces of information. Read the news release.
Follow us on Twitter
