Keep up to date with the latest STN product news and have ready access to a wealth of training materials and documentation.

STNext Resources

• Orientation to the STNext Interface
• Selecting a File in STNext
• Use of Simple Search Commands (Expand and Search) in STNext
• Searching Chemical Names in CAS REGISTRY on STNext
• Searching by Chemical Structure in STNext
• Advanced Structure Searching in STNext
• Introduction to the CA Lexicon in STNext
• Switch to STNext (from STN On The Web)
• Switch to STNext (from STN Express)
• STNext Quick Start Guide
• CAS Formulations in STNext - Quick Start Guide

Note: The STN Training Center operated by our partner organization FIZ-Karlsruhe also has a full range of STNext and STN training resources and webinars.

What's New

• STNews
• STN Patent Forums

Accessing STN

• System Requirements
• Accounts and Access
• STN Information Keep and Share Program
• Academic Programs
• The STN Library and Information Science (LIS) Program

STN Content 

• STN Database Summary Sheets
• Database Clusters
• Databases with simultaneous left and right truncation (SLART)

System and Subject Specific Training Materials

(Note that some of these older materials may no longer work with modern browsers due to their use of Flash. They will remain available here for a limited time.)

• Getting Started With STN
• Bibliographic Searching
• Substance and Sequence Searching (includes polymer searching)
• Patent Searching
• Database Specific Resources
• STN Commands and Quick Reference Resources

Legacy STN Products

• STN Express^®
• STN^® on the Web^SM
• STN Easy^®
• STN^® Anavist™