PubChem

PubChem is a public repository for information on chemical substances and their biological activities, launched in 2004 as a component of the Molecular Libraries Roadmap Initiatives of the US National Institutes of Health (NIH).PubChem是一个收录化学物质及其生物活性信息的公共数据库，于2004年作为美国国立卫生研究院（National Institutes of Health，简称NIH）分子图书馆路线图倡议的组成部分正式推出。