SciFinder-n This link opens in a new windowCAS SciFinder-n is the latest scientific information solution from CAS, a division of the American Chemical Society. In addition to the reference, substance, reaction and supplier content found in CAS SciFinder®, CAS SciFinder-n includes relevance-ranked results, step-by-step procedures and protocols, citation mapping, biosequence searching, retrosynthetic analysis, patent landscape mapping, touch-screen enabled structure drawing and much more—all accessible in a simple, easy-to-use interface.Access through the web; one-time registration is required. [Note: DHMC users should contact Biomedical.Libraries.Reference@dartmouth.edu for the link to the CAS "Register for a Scifinder-n Account" page and more information on access to SciFinder.]