Dyker TV
(Focus: Organic Chemistry)
If you want to get an insight into organic chemistry, you can watch the lectures of Prof. Dyker on the Youtube channel.
www.namensreaktionen.de
(Focus: Organic Chemistry)
A really short overview of OC name reactions. Not all reactions are covered, but worth a visit.
Organic reactions
(Focus: Organic Chemistry)
One more page with OC name reactions.
Organic Compounds Database
(Focus: Organic Chemistry)
Organic Compounds Database: Searches for an organic structural formula that matches experimentally determined data such as melting point, spectrum, etc. The more you know, the higher the probability of a match.
www.acdlabs.com
(Focus: Analytic Chemistry)
Advanced Chemistry Development Homepage: Software solutions for spectroscopy etc. Besides, as a goodie, there is the free molecule drawing software ChemSketch with numerous plugins (3D viewer, IUPAC naming) – free of charge.
Roche Lab FAQ
(Focus: Biochemistry)
The famous Roche Lab FAQ free of charge and always a useful helper in the biochemical laboratory (tip: it is best to request it by post on the Roche site, then it will come as a practical, laminated ring binder).
RCSB Protein Database
(Focus: Biochemistry)
RCSB Protein Database
http://www.pubmedcentral.nih.gov/
(Focus: Biochemistry, Medicine, Biology)
Pubmedcentral
Like Pubmed, but only for free of charge papers.
Electron Microscopic Atlas on the Internet
http://www.webelements.com/
(Focus: Chemistry)
A recommended online periodic table.
http://webbook.nist.gov/chemistry/
(Focus: Physical Chemistry)
Physical-chemical database, mainly thermodynamic material data, good coverage.
http://www.rki.de/
(Focus: Genetic Engineering Law)
Robert Koch Institute Berlin, lots of information about genetic engineering, genetic engineering law, research
Useful Apps
Free app with interactive chemistry games, the periodic table, a formal lexicon, list of abbreviations and much more.
Free periodic table with good overview and lots of background information
Database with numerous properties (characteristics, toxicology, hazards, first aid measures/behaviour in accidents).
Practical list of the most common abbreviations with corresponding structure.
Draw your own molecules.