The Search form has been improved with new "Advanced Search Options". Two new filters allow you to search for Building blocks and/or Natural compounds only.
We hope that this new feature will help you to find compounds even more easily.
Do not hesitate to refer to our help page if you need more information about how to search for chemicals on our website. Feel free to contact us if you have any suggestion to help us to build the best place to search and inquire chemical compounds online.