*Chemistry & Biochemistry: Home

• SciFinder (Chemical Abstracts)
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• Web of Science (Clarivate Analytics)
• PubChem
• PubMed (NLM)
• ScienceDirect
• EBSCOhost
• Dimensions
• Google Scholar

American Chemical Sociey (ACS)
Royal Society of Chemistry (RSC)
Canadian Society for Chemistry (CSC)

ChemSketch is a free software, similar to ChemDraw, containing functions such as making chemical movies (above).

Other free drawing software includes:

• ChemDraw Free Trial 
  (for two weeks)
• Symyx Draw
• MarvinSketch
• BKchem

Free molecular graphics and visualization programs:

• RasMol (biological macromolecule structures)
• Discovery Studio Visulaizer 3.0 (proteins and modeling data)
• Protein Data Bank (PDB)

Material Safety Data Sheets (MSDS Online)
Over one million Materials Safety Data Sheets. A Material Safety Data Sheet (MSDS) is a summary of information on a given chemical identifying material, health, and physical hazards, exposure limits, and precautions.