Scientific Databases- Pubchem:
https://pubchem.ncbi.nlm.nih.gov/)
PubChem is the world's largest collection of freely accessible chemical information. Search chemicals by name, molecular formula, structure, and other identifiers.
Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more. It is constantly adding new
data and working on improving interfaces to chemical information. Please check back often!