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CAS Registry Number crossover limit increased to 300,000 in additional databases

18. November 2006

The crossover limit for CAS Registry Numbers (RN) has increased in 17 additional databases on STN.

Increased from 0 to 300,000:

  • CASREACT

Increased from 10,000 to 300,000:

  • ADISINSIGHT
  • ADISNEWS
  • AQUIRE
  • IMSCOSEARCH
  • IMSPATENTS
  • IMSRESEARCH
  • PROMT
  • PROUSDDR
  • SYNTHLINE
  • TULSA
  • TULSA2

Increased from 20,000 to 300,000:

  • GENBANK

Increased from 30,000 to 300,000:

  • CASREACT
  • CHEMCATS
  • MSDS-OHS

Increased from 50,000 to 300,000:

  • TOXCENTER

There is a charge to crossover each CAS Registry Number into non-CAS databases. Enter HELP COST in the CAS REGISTRY database for details.