1905.| The Synthesis of a Substance allied to Adrenalin. 497 
that it is to some decomposition product which may be common to both 
substances that the stimulating property of the bases is due. 
UAUAIRIMLANAAUCUAALAM URAL UR 

Fig. 1.—Rabbit, 3 kilos. Carotid B. P. Vagi divided. Urethane. Zero pressure 
30 mm. below signal line. 000002 gramme base as hydrochloride. Time = seconds, 
In conclusion I wish to acknowledge my indebtedness to Dr. Leathes for 
the very large amount of help and advice he has given me throughout the 
course of the work. 
LITERATURE. 
(1) Takamine, ‘Amer. Journ. Pharmacy,’ vol. 73, November, 1901. 
(2) Aldrich, ‘Amer. Journ. Physiol.,’ vol. 5, p. 457, 1901. 
(3) Abel, ‘Chem. Ber.,’ vol. 36, p. 1839, 1903. 
(4) von Fiirth, ‘Sitzungsber. d. K. Akad. d. Wiss. in Wien,’ vol. 112, Abt. III, 1903. 
(5) Friedmann, ‘ Beitrage z. Chem. Physiol. u. Path.,’ vol. 6, p. 92, 1904. 
(6) Jowett, ‘Trans. Chem. Soc.,’ vol. 85, p. 192, 1904. 
(7) Pauly, ‘Chem. Ber.,’ vol. 36, p. 2944, 1903 ; and vol. 37, pp. 1388 to 1401, 1904. 
(8) Stolz, ‘Chem. Ber.,’ vol. 37, p. 4149, 1904. 
(9) D R-P., 157,300, Meister Lucius and Briining. 
(10) Dziergowski, ‘ Journ. Russian Chem. Soc.,’ vol. 25, p. 154. 
(11) Tafel, ‘Chem. Ber.,’ vol. 37, p. 3187, 1904. 
(12) Victor Meyer, ‘Chem. Ber.,’ vol. 28, p. 254, 1895. 
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Gee 
