Feb

10

Mol4D Web Organic Chemistry

February 10, 2005 | 2 Comments

Mol4D – Molecules in four dimensions – is a general and organic chemistry educational web site. Interactive tutorials with animated molecules and an online editor to build molecules, perform conformational analysis or model some reactions. Very good.

Jan

22

Cambridge Crystallographic Data Centre

January 22, 2005 | Leave a Comment

The Cambridge Crystallographic Date Centre (CCDC) is the institution responsible for the well known crystal structures database CSD (Cambridge Structural Database). In this site one can find how to (and the software needed to) access the database.

Nov

17

A very special bank…

November 17, 2004 | Leave a Comment

ChemBank is a place where several databases can be accessed. Still in development, it contains valuable data for an appreciable amount of compounds of biological interest. In their own words: ChemBank is a freely available collection of data about small molecules and resources for studying their properties, especially their effects on biology. It is being […]

Nov

13

Common Molecules Collection

November 13, 2004 | Leave a Comment

We hear to talk about substances like cholesterol, adrenalin, penicillin, aspirin, caffeine, nicotine, TNT or vitamin C every day. For those who want to know better this kind of molecules, the Common Molecules Collection is the ideal place. The authors focused their attention on molecules studied in chemistry classrooms but this fascinating collection includes also […]

Nov

9

Flavornet

November 9, 2004 | Leave a Comment

Continuing the tour around the world of smells and aromas, I recommend the outstanding Flavornet, in two versions, this or this. The suggested links are worth a look, as well as this lesson (and the references herein) and, finally, this excellent collection of links, in the Lawrence Livermore National Laboratory site.

Nov

8

Smells Database

November 8, 2004 | Leave a Comment

To identify the molecules responsible for pleasant aromas like apple, lemon, cherry, almond, vanilla, roses and for other aromas not so pleasant… the place to start is the Smells Database.