http://hackberry.chem.niu.edu:70/0/cheminf.html(by        Steven Bachrach, Northern Illinois Univerity)

http://www.chinweb.com.cn or  http://chin.icm.ac.cn/(中国科学院化工冶金研究所，李晓霞等)

http://www.sioc.ac.cn/info/infoindex.htm(上海有机化学研究所信息资源主页)

http://www.chemcenter.org/(by        ChemCenter, 美国化学会)

http://www.chem.ucla.edu/chempointers.html(by        Max Kopelevich)

http://www.chem.rpi.edu/icr/chemres.html(by        Joseph Warden)

http://www.intio.or.jp/patz/chem.html(by        Matthias Patz, 日本)

http://www.latrobe.edu.au/www/webchem/(by        Joey Santos, Tim Evans, and Graeme Cross)

http://www.liv.ac.uk/Chemistry/Links/links.html

http://www.shef.ac.uk/chemistry/chemdex/(by        Mark Winter)

http://www.csir.org/(Chemistry Software and Information Resources)

http://www.buchi.ch/worldcontacts/links.html