Cycloids containing nitrogen. 



915 



1930 



I 



Azodiphenylmethane 



Freundler, P. Paris, Biil. soc. chiin., 

 (ser. 3), 29, 1903, (742-747). 



CYCLOID C13H14N2 



Styryl-methyl-dihydi'op3nrazme 



PhCH : CH.C<x^H >C-Me 



Alexander, T. Wien, MonHfte chem., 

 25, 1904, (1073-1080). 



CYCLOIDS Ci4Hi;N2 



3, 8-Dimethyldiphenazone 



and dimethyldiplienazone oxide. 



nUmann, F. und Dieterle, P. Berlin, 

 Her. D. chem. Ges., 37, 1904, (23-36). 



Phenylmethylbenzimidazole 



XlTRO-DERIVATIVE 



X02.C6H3<^^^>CMe 

 and the corresponding 5-AMrs'o-l-PiiEXTi.- 



2-MErHYL-BESZlMIDAZOLE. 



Walther, R. von \ind Kessler, A. 

 J. prakt. Chem., Leipzig, (X.F.), 69, 

 1904, (40-42). 



^j-Tolylindazole 

 C6H,<9^>N.C6H4.CH3 



N 

 Freundler, P. Paris, Biil. soo. chim., 

 ('ser. 3), 31, 1904, (808-876). 



CYCLOID CuHhN, 



a--V-Ethylethenyldiamino- 

 naphthalene 



C^oH6<^^*>CMe 



Meldola, R.andLane.J. fl. { , 



and its picrate and nitrate.] London, J. 

 Chem. Soc, 85, 1904, (1592-1607). 



1, o-Diphenylpyi'azole 



CYCLOIDS CsHizNz 



Diphenylpyrazole 



Cpt, CH:CPh 

 X . XH 



/>XlTRO-DERIVATIVE Ci5Hi,02X3 



Wleland, H. Berlin, Ber. D. chem. 

 Ges., 37. 1904, (1148-1152). 

 (D-9724) 



The 4-BENZEXE-AZO-DIPnEXyLrYRAZOLE- 

 3-ETHYL CARBOXYLATE 



XPh.CPh 



X : qCO^Et)' 



Billow, C. Berlin, Ber. D. chem. 

 Ges., 37, 1904, (219S-2209). 



>C.X : XPh 



CYCLOID CieHioNj 



Naphthaphenazine 



DlCHLORO-2, 3-XAI'HTHAPllEN'AZINE 



C,oH,Cl2<| >C6H, 



Zincke, Th. und Fries, K. Liebigs 

 Ann. Chem., Leipzig, 334, 1904, (342- 

 366). 



CYCLOIDS Ci.HisN 



1 , 5-Diphenyl-3-metliyl-pyrazoline 

 ^^P^<x'??L>CH. 



Kohler, E. P. and Reimer, M. Amer. 

 Chem. J., Baltimore, Md., 31, 1904, 

 (163-164). 



Compound CieHjgXj 



i.e. C6H3Me<^^^y>C6H2Me:XH 



Fox, J. J. and Hewitt, J. T. [The 

 anhydro-base obtained from 8-amino- 

 5-hydroxy-3 : 7 : 10-trimethyl-dihydroac- 

 ridine.] London, J. Chem. Soc, 85, 

 1904, (529-533); [abstract] London, 

 Proc. Chem. Soc, 20, 1904, (9). 



CYCLOID C^tHisN, 



l,5-Diphenyl---methyl--,u-dihydro- 

 pyiidazine 



Tlie 3-ETilYI. CAUBuXYLAIE CzoHjpOjX, 



Borsche, \V. und Spannagel, M. Lie- 

 bigs Ann. Chem., Leipzig, 331, 1904, 

 (298-318). 



CYCLOIDS ChHi.Nz 



Phenanthrophenazine 

 2-Bromo-derivativi; 

 CeH^.C : ^^cu, 

 Br C6H3.C : X 

 Schmidt, J. und Jungbans, E. Berlin, 

 Ber. D. chem. Ges., 37, 1904, (3558- 

 3567). 



3 N 2 



