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What is SciFinder-n?

SciFinder-n logoSciFinder-n is the latest scientific information solution from CAS, a division of the American Chemical Society. 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.

SciFinder-n's multi-tab feature allows users to expand and explore new thoughts based upon one search. 

Registration Required

  1. Before using SciFinder-n, you must click here to register for an account using your EINSTEIN EMAIL ADDRESS.  

  2. SciFinder will send you confirmation by email. Click on the link in the message to activate your account.

  3. Log on to SciFinder-n and start searching!



Featured content in SciFinder-n:

(Click on a link below for a brief demo.)
  • PatentPak allows users to view the full text of patents directly in SciFinder-n with the location of the key substances in the patent.
  • Synthetic Methods provides reaction schemes with concise table displays of products, reactions, reagents, solvents, and procedures with numbered steps and spectral data.
  • Biosequence searching can be completed for BLAST, CDR and motif for protein and nucleic acids. CAS has added over 500 million biosequences in SciFinder-n with visualizations.
  • Retrosynthesis Planner generates a full retrosynthetic analysis of all known synthetic routes for a given molecule; organize into synthetic plans; and access commercial availability and pricing.



Search Options

SciFinder-n can be searched using the following criteria:

(Click on a link below for a brief demo.)

SciFinder-n search options


Drawing tools

ChemDoodle and CAS Draw are structure editors. ChemDoodle is touch-friendly, designed for drawing on phones and tablets.  Structures drawn in ChemDoodle will be the same in CAS Draw, and vice versa.