Cycloids containing nitrogen. 714 



1931 



CYCLOID C,,H.04N 

 Indole a carboxylic-/3 acetic acid. 



I'i,ilnil i\-<tcr 



Wislicenus u. WaldrntiUer. B., 44, 



(1572). 



CYCLOIDS CuHnON 



N-Methyl cc acetylindole 

 Diels u. KoUisch. 15., 44, 12CA). 



3-Indolyl ethyl ketone 



C H ^<-'(C0.1uk 

 (-'Bti*^ NH.CH > 



Oddo (■ Sessa. (i., 41, i, (L'34;. 

 CYCLOID C„HnO,N 



1-Indole-lactic acid. 

 EhrUch u. Jacobsen. B., 44, (890). 



CYCLOID CnH„04N 



Dihydro N-methylcoUidine di- 

 carboxylic acid 



Etliyl ctiler of i'H'iii.ouu uicifiVATiVE. 

 Senary. B., 44, (493). 



CYCLOID C^HnON 



3-Indolyl propyl ketone 



Oddo e Sessa. G., 41, i, (234). 

 CYCLOID C,:H.02N 



Carbazole 9-carboxylic acid 



^'''^''>X.CU2U. Kthijl e.sler. 

 Cell, 



Oddo. G., 41, i, (255). 



CYCLOIDS CaHaOaN 



a-Benzoylnicotinic acid 



B.z.C^llA'.COjl 

 Also the 7-isuii)cride, /S-ljeiizoylpicolinic 

 acid and /S-benzovlisouicotiiiic acid. 

 Kirpal. Sfiin.')-S0r5(). 



CYCLOID CnH.OiN 



p-Oxy-4-phenyl-- : 'i-diketo-tetra- 



hydropyridine 3 ; 5 dicarboxylic acid 



l)iNrnm.E 



Sclavi. 89799. 



CYCLOID CnHnOvN 



Benzoylene-dimethyl pyrrolone 



A" (Ml. CO 



\CO.N .CMe2 

 iind tlie bromo and nitro ilevivat'ives. 

 Gabriel. 15., 44, (74). 



CYCLOID CnHnO.N 



Benzoylene-dimethylpyrrolidone 



and tiie ylic nijlliydrazoue . 

 GabrieL 15., 44, (77). 



CYCLOID CnHnOaN 



Dimethylpyrrolone-benzoic acid 



.CIl.CO 

 COjH.CeH^.Cf I 



^■NH.CMea 



also dnnetJi ijl nil rojiijrrol inehenzoie acid. 

 Gabriel. B., 44, (73, 79). 



CYCLOID ChHhO.N 



Phenyldioxindole 



CeH.<i;S:'!^>CO 

 and p-bvonioplionjldiox'nidole. 

 Kohn. S6343. 



CYCLOID CsHnON 



3-Indolyl phenyl ketone 

 NH<^^[J>CBz 



Oddo e Sessa. C , 41, 1, (234). 

 CYCLOID C.HhO.N 



a-Methylindylquinone. 

 MShlau n. RedUcn. 15., 44, (3r)10). 



CYCLOID C,.Hi302N 



Benzyldioxindole 



p ,r^n(";ll,K01Il 



Kohn. S(;343. 



CYCLOID CsHnOjN 



Normethylmeconin anilide 



(OAleXUll)l'6H2<[\Jj'>Nr'li 

 Meyer u. Tumau. 875G7. 



