I promise you – no more after this one!!

Quadratic acid – also known as squaric acid! Has the formula C4H4O2

Image kindly reproduced according to the licence at: http://en.wikipedia.org/wiki/File:Squaric_acid.svg

The molecule is a white crystalline solid at room temperature and its dibutyl ester is used in the treatment of warts!

More can be read about quadratic acid at: http://en.wikipedia.org/wiki/Quadratic_acid

Thanks for bearing with me in this mini themed week on unusually named molecules. Look out for more themed week in chemistry and across the triplea blogs!

Most of the molecules listed this week have been found on the following webpage as well as a lot more: http://en.wikipedia.org/wiki/List_of_chemical_compounds_with_unusual_names