

PubChem is a free chemical database that provides detailed information on chemical compounds and substances. It is a valuable resource for researchers and scientists.
Key features
- Extensive chemical structure database
- Detailed compound properties and safety information
- Searchable by name, formula, or structure
- Integration with various scientific tools
- User-friendly interface for easy navigation
Pros
- Completely free to use
- Comprehensive and reliable data
- Regularly updated with new research
- Supports various search methods
Cons
- Limited advanced analysis features
- Data export options are basic
- Occasional data inconsistencies