1930 



CYCLOID CHi.O.N, 

 3-Phenyl-5, 5-dimethylhydantoin 



]-Carboxvisopropylamixo derivative 



Bailey, J. R. J. Amer. Cheni. ISoc, 

 Kaston, Pa., 26, 1904, (1006-102fi). 



CYCLOID CHisOaN. 



Leucylproline anhydride. 

 Fischer, E. urn I Abderhalden, E. 

 Berlin, Ber. D. cliera. Ges., 37, 1904, 

 (3071-3075). 



CYCLOID CiiH.oOaNz 



Leucylproline 

 C.H.(NH,,.CH.CO.N<«;j|— -9"'^ 



Fischer, E. und Abderhalden, E. 

 Berlin, Ber. D. cliem. Ges., 37, 1904, 

 (3071-.3075). 



CYCLOID CHfOvN, 



Dioxydiphenylene-azone 



DiAMlNO-IiEUIVATIVE 



N.C6H2(NH,)(OH) 

 D'nnetliijl derivative. 



Ullmann, F. und Dieterle, P. Berlin, 

 Ber. D. eliem. Ges,, 37, 1901, (23-3G). 



CYCLOID CivHsOeNs 



1, I'-Dipyridonyl 5, 5'-dicarboxylic 

 acid 



3, 3'-DIBK0M0 DERIVATIVE 



\^^C0.CBr:CH^J2 

 'Dimethijlester . 

 Pechmann, H. von und Mills, W. IT. 

 Berlin, Ber. D. chem. Ges., 37, 1904, 

 (3836-3841). 



CYCLOID C,2H,40N 



2-Isobutyl- l-keto-dihydroquin- 

 azoline 



6, S-DlBROMd DERIVATIVE 



C6H2Br2<^ ■ ^•'^^^s 



CO.NH 



Bogert, M. T. und Hand, W. F. .T. 

 Amer. Chem. Soc, Easton, Pa,, 25, 1903, 

 (935-947). 



922 Cycloids containing nitrogen, 



CYCLOIDS CHzoOsN, 



Tetraethylbarbituric acid 



C-Diisobutylbarbituric acid. 



Fischer, E. und Dilthey. A. Liebigs 

 Aim. Chem., Leipzig, 335, 1904, (334- 

 368). 



CYCLOID CizH.ON, 



Methyl-n-octylpyrazolone 



CgHjj.CH.CO^^^jj 



CMe : N 



and the isomeiic methyl-«i^<'OCtyl- 



pyrazolone. 



Locquin, Rene. Paris, Bui. soc. 

 chim., (ser. .",), 31, 1901, (760-762). 



CYCLOIDS Ci4H,oON, 



Benzylidene-merimidine 



Bciizjiliih'ue-cinchomeroiiimidiiie 



Fels, Bruno. Berlin, Ber. D. chem. 

 Ges., 37, 1904, (2137-2149). 



3-Phenyl-4-keto-diliydroquin- 

 azoline 



2-AmINO DERIVATIVE 



,N=C.NH2 



'CO.NPh 



Wheeler. II. S., Johnson, T. B. and 

 McFarland, 1). F. J. Amer. Chem. Soc, 

 Eubton, Pa., 25, 1903, (787-798). 



Indazyl-o-benzoic aldehyde 



CeH4<9^>N.CeH4.CHO 



N 



and DIMETHYL ETUER OF THE ORITIALDEIIYDE 



C6H4<J^^^>N.C6H4.CH(OMe)2 



Freundler, P. Paris, Bui. soc. chim., 

 (sor. 3), 31, 1904, (868-876); Paris, 

 C.-R. Acad, sci., 137, 1903, (982-984). 



CYCLOID C,4H,nO,N2 



Indazyl-o-benzoic acid 



N 

 Freundler, P. Paris, Bui. soc. chim., 

 (ser. 3), 31, 1904, (868-876), 



CeH,< 



