A Note on the Action of Synthetic Adrenaline

to be separated in a state of purity and it is the only one included in the current edition of the British Pharmacopoeia. It was first isolated from the suprarenal gland by Abel and Crawford (1897) and Takamine first obtained it in a crystalline form. Adrenaline was also the first of the hormones to be synthetised; the synthesis has been attempted in many ways but the method of Scholtz patented by the Farbwerke vorm. Meister, Lucius and Bruning (1904) gives the best results (Unnel, 1928). The synthesis of the racemic compound was first accomplished, but