TABULAK SUMMARY. 



145 



[§ 218 TlIEA. 



pp. amorphous 



PP- jelly 



soluble red-brown pp. basic 



decompose 

 pp. soluble excess pp. 

 sol. green-yellow pp. gn.-yl. 



soluble yellow no pp. 



pp. insol. excess 

 pp. (1 in 500) 



no pp. 

 no ])p. 



pp. and carbs. | 

 pp. soluble excess | no pp. 

 no pp. nl. 

 no pp. 



no pp. basic 



PP- I 



decomposed i no pp. basic 



no pp. 



(soluble ammonia) 



pp. soluble excess ! no pp. 



pp. 



pp. 

 cloud 



pp. 

 pp. 

 pp. 



cloud 

 cloud 



not dilute 



no pp. 



yellow pp. 

 idem 



no pp. 



yellow 



idem 



yellow 



pp. 

 pp. sol. hot 



pp. concen- 

 trated 



reduced 



pp. 

 dirty yellow 



pp. 

 pp. sol. hot 



no pp. ? 



gradually 

 slowly needls. 



Acid, Concentrated. 



light reddish-yellow 



red, then rose-colour 



yellow, then red 



colourless 



yellow, then series of colours ; see 

 Part I. 



colourless 



colourless with jiure acid 



red (or blue, then red) 



colourless 



yellow -wred -brown 



idem 



violet 



colourless <>»• 

 purple-u*. 

 colourless 



purplish 

 colourless 



pale bn.; series 



colours warm 



slight yellow 



blood-red 



purple 



greenish-yl. 



Sundry Precipitanth, 



intense purple-violet 



yellow-brown 



colourless (green with fuming i with HoSOj, 



acid) deep green 



colourless (24 hours) ! colourless* 



idem I ideiii 

 colourless 24 hours idem 



red red 



yelloW'v~red->A,blue'v«.violet l yellow 



* See test. Part I. 



phospho-molybdic, etc. 



(salts difficultly soluble in water) 



pp. most alkaloid reagents 



Mayer's solution, ammonia 



picric acid, phospho-molybdic, etc. 



(no pp. mercuric chloride) 



Mayer's solution, etc. 



no pp. usual reagents 



Mayer's solution, ir)0,(IOO 



/f/<!»i— feebly 1 in 5i:),()00 



phospho-molybdic, Mayer's solution, etc. 



idem 



Picric acid, yellow crystals 



no pp. metallic salts 



(Fehling not reduced) 



(Friihde, red-violet) 



silver-nitrate 



gives reactions with alkaloid tests 



imperfectly precipitated by reagents 



closely resembles Theine 



silver nitrate, crystalline 



(Fehling reduced) 



(yields Sapogenin) 



