62 BIBLIOGRAPHY OF 



which melts at 127 to 132 It is isomeric with antipyrin. Ethyl- 

 acetoacetic ester and phenylhydrazin form 2' : 3' methyl- ethyl- 

 oxyquinizin which melts at 108. 



PINNER, A., 1884. 



Ber. 17, 2519-2520; J. Chem. Soc. 48, 158; Jsb. Chem. 1884, 596. 

 Action of Acetoacetic Ester on A mid ins. Part I. 



When an amidin of the formula R C ~ ^ , acts on acetoacetic 



ester a compound of the formula 



R 

 C 



/ ^ 



N N 



II I 

 CH 3 C CO , 



\ / 

 C 

 H 2 



is formed and this compound is changed by phosphorus pentachlorid 

 into the nucleus 



HC 



/^ 



N N 



II I 

 HC CH 



\ // 

 C 

 H 



Benzamidin gives a compound, C IT H IO N 2 O, which melts at 215.5- 

 216 and gives a platinic chlorid salt. Treated with phosphorus 

 pentachlorid it gives Cu H 9 N 2 Cl , which is probably 



C 6 H 5 -C 



/ \\ 



N N 



II I 

 CH 3 C CC1 



\ // 

 C 

 H 



Acetamidin gives C 6 H 8 N 2 O , which the author is studying. 



