Find Substances

Find substances that match your query, which can be search terms, a chemical structure, or both:

• Search Terms:

• Search field: Substance name, CAS Registry Number, notes, and document identifier.

• Advanced Search Fields: Molecular formula, experimental spectra, and properties

• Chemical Structure

• Search Terms and Chemical Structure

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Substances Page

Find Substances Using Search Terms

Find Substances Using a Chemical Structure

Find Substances Using Search Terms and Chemical Structure

Substantive Searching: New Options for Substance Searching in CAS SciFindern