Cycloids containing nitrogen. 722 



1932 



CYCLOID ChHhON 



t-Methyl-2-acetyldiliydroperimidine 



C,oH6<^{{>CMe.CU.OH3 



and the phenylhydrazone, semicarb- 



AZONE, AZINE. 



Sachs. .\., 365, (151). 



CYCLOID CsHijOzN? 



Methyldianthranilide 



Scliroeter u. Eisleb. .\., 367, [150). 

 CYCLOID CisHhON, 



i-Benzyl-/3-methylbenzopyraz clone 



MilratH. M., 29, (927). 



CYCLOID C16HUO3N2 



4,o-Diphenyl-J.j-dioxy-2-oxotetra- 



hydrogiyoxaline 

 HO.CPLXH, 

 HO.CPh.NH' 

 BUtz u. Rimpel. A., 368, (17^ 



>C0 and DERIVATIVKS. 



CYCLOID CgHbOzN? 



Dehydroindigo 



CeH,<^^,>C-C<N^>CeH, 

 and its SALTS and bromo derivatives. 

 Kalto, L. B., 42, (3642). 



SODirMIilSULPllITE COMPOUKD 



CieHsO^Nj, 2NaHS04 + 2H20 

 Kalb, L. B., 42, (3653). 



CYCLOIDS CieHioOzN^ 



Indirubin 



/ C = C.NHV, p 



C5H4 



\nH.CO CO—/ 



WaM et Bagard. Bl., 5, (1043) ; ef. 

 Millard. Bl., 5, (1153). 



Isatin-isoindogenide 



{Ii<omevide of Ind'igo). 

 Walil et Bagard. C.R., 148, (716) ; 

 BL, 5. (1039). 



->C<) 



derivatives. 



CYCLOID C.HmON, 



Dimethyldianthranilide 



Schroeter u. Eisleb. A., 367, n.50). 



CYCLOID CHi.ONv 



Diphenyl-N-methylglyoxalone- 



glycol 



HO.CPli.XMe. 

 HO.CPh.NH 

 Biltz 11. Rimpel. A., 368, (201). 

 CYCLOID CiH O.Nj 



7-Phthalimidopropylpiperidine 



CeH,<^:;-;>X[CH,]3.N.C5H,o 

 Braun, J. V. B., 42, (2051). 

 CYCLOID Ci7Hi602N2 



Diphenyl-1-ethylglyoxalone. 

 BUtz u. Koseg-arten \., 368, (228; 



CYCLOIDS CnHieO.N^ 



5,5-Diphenyl-3 ethylhydantoin. 



Biltz u. Kosegarten. A., 368, '231) 



Diphenyldimethylhydantoin 



XAle.UO 

 Angeli. Roma, Pend. Ace. Lincei, 

 >er. 5i, 17, 1908, 1 sem., (311). 



CYCLOIDS CnHiaOaNz 



Diphenyl-1-ethylglyoxaloneglycol. 

 Biltz u. Kosegarten. A., 368, (230). 



Diphenyl-i.o-dimethylglyoxalone- 



glycol. 

 Biltz u. Rimpel. A., 368, (207). 



CYCLOID CkHioONz 



Phthalo-perinone 



/X=C . 



Cbh/ / >aH, 



\N— 0(3/ 



and the dinitro, dia.mino and dibrumo 



derivatives. 



Sachs. A., 365, (118), 



CYCLOID CisHizOzNz 



Periinidyl-2-c-benzoic acid. 

 Sachs. A., 365, (124j. 



