This document discusses cheminformatics, which involves the use of computer software and databases to manage chemical compound data and properties for applications in drug discovery. It defines cheminformatics as combining chemical synthesis, biological screening, and data mining to guide the drug development process. The document outlines the history and evolution of cheminformatics from chemical information to modern applications. It also discusses key companies involved in cheminformatics and related areas like quantitative structure-activity relationships and chemical libraries.