APPENDIX. 



BODIES OP THE 



THE AROMATIC COMPOUNDS OP THE URINE AND THEIR 



Tyrosin. 



PTT OH 



L U 4CH 2 .CH.NH 2 .COOH. 



From albumin 



By trypsin. 



By putrefaction. 



By fusing with KHO. 



In urine 



In acute yellow atrophy 

 of the liver and phos- 

 phorus poisoning. 



Oxyphenyloxypropionic 

 Acid. 



[0 xy hydro paracumaric 

 acid.] 



n H OH 



u tt <CH 8 .CH.OH.COOH. 



In the urine of the rabbit 

 after feeding with ty- 

 rosin. 



In human urine, after 

 acute yellow atrophy of 

 the liver and phospho- 

 rus poisoning. 



Oxyphenylpropionie Acid. 



[Hydroparacumaric acid.] 



C H4 CH 2 .CH 2 COOH. 



Normal constituent of 

 urine, decomposition 

 product of tyrosin. 

 When given to an ani- 

 mal, part is excreted 

 unchanged, part is oxi- 

 dised to 



Paraoxybenzoic acid. 

 OH 



which passes into the 

 urine as 



Paraoxybenzuric acid. 



rrOH 



eil *CO.NH.CH 2 .COOH. 



Phenylamidopropionic 

 Acid. 



C 6 H 5 .CH. 2 .CH.NH 2 .COOH. 



Decomposition of albumin 

 in seedlings. 



Phenylpropionic Acid. 

 C 6 H 6 .CH 2 .CH 2 .COOH. 



Decomposition product of 

 albumin, oxidised in the 

 organism to 



Ben zoic acid. 

 C 6 H 5 .COOH. 



which passes into the 

 urine as 



Hippuric acid. 

 C 6 H 6 . CO.NH. CH 2 . COOH. 



Phenylamidoacetic Acid. 

 C 6 H 5 .CH.NH 2 .COOH. 



Yields during putrefac- 

 tion 



Amygdalic acid. 

 C 6 H 5 . CH.OH.COOH. 



