IT was found that the condensation reaction of ethylenediamine with adrenaline gave the main condensation product of noradrenaline as one of its by-products 1. From this result, it was supposed that ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

Natural products are small molecules produced naturally by any organism including primary and secondary metabolites. They include very small molecules, such as urea, and complex structures, such as ...