Cycloids containing nitrogen. 695 



CYCLOID C,6Hn04N. 



Diplienylvioluric acid. 



Salts tr'ttli metals and antinea. 

 Hantzsch u. Ro'oison, R. B., 43, (45). 



CYCLOIDS CONTAINING FOUR 

 NITROGEN ATOMS AND OXYGEN. 



CYCLOID CsHsOsN* 



3-Methylallantoin. 



Biltz. T5., 43, (1999). 



CYCLOID C7H10O5N4 



] : 3-Dimethyl 5 oxyhydantoyl- 

 carb amide 



/NMe.0(0IIj.CU.iS'H.C0NH2 

 C0< I 



^NMe.CO 



Biltz. B., 43, (15S9J. 



CYCLOID CONTAINING TWO 

 NITROGEN ATOMS AND SULPHUR. 



CYCLOID CsHoO.NS 



2-Thio-- •■ 5-dioxy-i-methyl-G- 

 pyrimidone. 



Diethyl ether 



jjjj C(SEt):N 



Also the isomeric 



N< 



C(SKt).NMe 

 CO . C(OEt) 



>CH 



1933 



Finger u. Zeh. 749S7. Zwei isomere 

 BenzyJglyoxalidoiie. 



Korbs. 76950. Verlialten von Diazo- 

 beii/.olimid gegen Beuzocliinoii. 



Limpach. 77530. Uiazol-Reihe. 



Michaelis u. Lachwitz. 78154. Pyrine 

 des 1.3-I)imetliylpyi'azoloi)8. 



Oliveri-Mandala. 78674. Siutesi 

 col diazoiuetaiio. 



e Coppola. 



Johnson & Jones. Am. Soc, 31, (590). 



1933 CYCLOIDS WITH THREE 

 ATOMS OF NITROGEN IN THE 

 RING. 



Boie. 73543. p-Nitro- imd p-Amido- 

 verbiiidungeu des Anti-, Thio- und 



Anilopyrins. 



Billow. 73848. Synthese von Deri- 

 vaton des 1.2.7-Pyrazo-pyridins, einer 

 neiien Ordnung homo- (C.C.)- konden- 

 sierter, bisheterocyclischer Verbindun- 

 geii. 



Curtius u. Bockmiihl. 74307. 5-Oxy- 

 L2.3-triazoI. 



Dimroth u. Fester. 74054. Triazol 

 und Tetrazol aus StickstoffwassevstofE- 

 saure. 



Empson. 74800. Darstellung von 

 3,3-Chinonen in der Reihe des Naph- 

 talins und der des Azimidobenzols. 



78678. Azione 

 -a alcuni acidi 

 Sintesi dei deri- 



Cue 



dell'acido azotidrico 

 della seiie acetilenica. 

 vati deU'osotriazolo. 



Pellizzari. 78932. Azione degli 

 alogeuiiri di cianogeno su la fenilidra- 

 zina. 78933 : Derivali dell'idrazodi- 

 carbonamide e dell'iirazolo. 



SPECIAL. 

 CYCLOID C4H7N3 



Dimethyltriazole. 



I-Amino-2 : 5-Di.\iETUYi.-l : 3 : 4-ti!IAZ')LE 

 X'Me : N 

 : N 

 Pellizzari. 78931. Sal N-amico- 

 triazolo 1-3-4. (tetrazolina). 



Bemylidencaininodimethijltrtazole 



m-Nilvo derivative 



^ ,, CMe : N 

 XO,.C.II,.CH:N.N<^^^^^ 



Pellizzari. G , 39. i, 1909,(520). 

 CYCLOID CeHsNa 



Benzylazide. 



o, ni and ]i-]U-oino derivatives. 

 Dimroth u. Pfister. B., 48, (2757. 



CYCLOID CeHuNa 



1 : 2 : 3-Trimethyl-2 : 5-imino- 



pyrazole {l-Melhuliminopyrine). 

 Michaelis u. Lachwitz. B , 43, (2106). 



CYCLOID C7H7N3 



pTolylazide. 

 Dimroth u. Pfister. B., 43, (2757). 



CYCLOID CaHiNs 



4-Phenyl-i : 2 : 3-triazole. 

 Oliveri-Mandala e Coppola. Roma, 

 Rend. Ace. Lincei, (ser. 5(, i, 1910, 

 (563-569). 



