Reaxys is another resource that you may wish to search.
You can search Reaxys for references and information on:
- Chemical reactions
- Organic and inorganic substances
- Measured substance property data (including identification, physical, spectroscopic, bioactivity and ecotoxicological data)
Also included is a synthesis planner that displays multi-step reaction plans with the ability to include alternate options for a synthesis route.
Bonus: No account to create or software to install!