virtual chemical library

https://doi.org/10.1351/goldbook.12737
Collection of chemical structures constructed solely in electronic form or on paper.
Note: The building blocks required for such a library may not exist, and the chemical steps for such a library may not have been tested. These libraries are used in the design and evaluation of possible libraries.
Source:
PAC, 2013, 85, 1725. (Glossary of terms used in medicinal chemistry. Part II (IUPAC Recommendations 2013)) on page 1754 [Terms] [Paper]