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New on STN

May 2013

Effective today, the list of CAS Roles has been streamlined to increase clarity and search efficiency

May 2013

Emtree Thesaurus Updated in Embase

April 2013

Embase Alert (EMBAL) Enhanced with Articles-in-Press Content and Optimized for Use as a Companion Database for Embase

Meet us at

PATINFO - 35. Kolloqium der TU Ilmenau über Patentinformation,Ilmenau, Jun 6.-7.

STN User Meetings

Essen, 28.05.2013
Brussels, 11.06.2013
London, 11.06.2013

Databases with the feature "STRUCTURE SEARCH"

CASREACT   The Chemical Abstracts Reaction Search Service 
 Summary Sheet
CHEMINFORMRX   The ChemInformRX Reaction file 
 Summary Sheet
DDFU / DRUGU   Derwent Drug file from 1983 to date 
 Summary Sheet
DJSMDS / DJSMONLINE   Derwent Journal of Synthetic Methods Online 
 Summary Sheet
LCASREACT   The CAS Reaction Search Service Learning file 
 Summary Sheet
LDRUG   The Derwent Drug (DRUGU) Learning file 
 Summary Sheet
LMARPAT   The CAS Patent Markush Learning file 
 Summary Sheet
LREGISTRY   The Registry Learning file 
 Summary Sheet
MARPAT   The CAS Patent Markush file 
 Summary Sheet
PS   Pharmaceutical Substances 
 Summary Sheet
REAXYSFILE   Handbook of Organic Chemistry 
 Summary Sheet
REGISTRY   The CAS Registry file of Substances 
 Summary Sheet
WPIDS   Derwent World Patents Index Subscriber File 
 Summary Sheet
WPINDEX   Derwent World Patents Index (Non-subscribers) 
 Summary Sheet
WPIX   Derwent World Patents Index Subscriber File w. Ext. Abstr. 
 Summary Sheet
ZREGISTRY   The CAS Registry file with zero connect hour pricing 
 Summary Sheet