SYMPATHOMIMETICS AND CKNTKAL STIMULANTS 



(13) Sodium letraphenylboron in water decomposition) in a lianging drop of dilute 

 (1-20) HCl (about 1% by volume of the eoncen- 



(14) Volatility tests are also made by trated acid) above a drop of alkaline solution 

 catching the volatile amine -(or amine of on a cavity slide, then evaporating the HCl 



Fig. la. Hydroxvamphetamine with HAuBrj Vt^ o i t? u i • -^u i o tta n 



• u u^-. /on^" J ■ • .1 /^ w l^ I ^^^- 2a. 1-Ephednne with 1.3 HAiiBrj in 



in H3r(J4 (20), red spindles (hrst formed), brown ott pr^ i /o i oa tt cfi mew <i -im .t i 



,, J 1 X ^ 1 ,• , . , .^il3rU4-i(Z -\r A) Har^Uj , (90) nail crystals, 



needles, orange-red platy crystals, formed with ggy 



standing over (45 + 55) H2SO4 . 66X. 



i\ 



" ♦ 



% 





..? *. w J" ^ .'^ » ' ',<j^ 



Fig. lb. Hydroxyamphetamine with HAiiBr4 

 in H3PO4 (20), with humidity and standing. Large FiG. 2b. d/-Ephedrine with 1.3 HAuBr^ in 



scarlet irregular and serrate l)lados. Small spots 2 H3P04-1(2 + 3) H2SO4 , (90), red squares. 



are blue-green crystals of metallic gold. lOOX . 66X . 



67 



