Cycloids containing nitrogen. 828 



1931 



BlSTRIMETHYLl>lIENONAriITlIACRIDINE 

 IIEXADROMIDE 



L -•- lone- J 2 



Senier & Austin, P. C. J.C., 91, 

 (1240). 



CYCLOID CziHnN 



Dinaplithacridine 



CioH6<^~>CioH6 



Derivatives : CioHe-< . ^CnjHj 



Senier & Austin, P. C. [7-o-, -m-, and 

 p-Tol)'!-, T-p-nietboxyplienj'l-, and 7-m- 



nitroplienvl ."""."" . dinaphthacri- 



" /8-CH-/3 

 dines, and their planitichlorides, auri- 

 chlorides and picrates.] J.C, 91, (1233). 



CYCLOID C21H28NI 



Diethylmethylphenj'lpiperidinium- 

 iodide- 



Scholtz n. Wassermajin, E. B., 40, 

 (685). 



CYCLOID C22H17N 



Triphenylpyrrole 



Amino derivative. 

 Angelico. 43740. 



CYCLOIDS WITH ONE NITROGEN 

 ATOM AND OXYGEN. 



CYCLOID C4H7ON 



Pyrrolidone 



Sodium salt, hydrochloride, hydrohro- 

 mide, perhromide and monohromo 



derivative. 



Tafel u. Wassmuth, 0. B., 40, 

 (2831). 



CYCLOIDS C5H5ON 



Oxypyridines. 



Methyl ethers Call^N.OMe and isomeric 



n-uethylpyridones. 



Meyer, H. M., 26, (1311). 



CYCLOIDS CoHsOzN 



3 Oxy-4 pyridone 



Methyl and ethyl ethers. 

 Peratoner e Tamburello. 50466. 



Methylpyrrole 2 carboxylic acid 



^"<C(C()2H):CH>^'™'''''^'™" 

 and its mono- and tri-chloro derivatives. 

 Mazzara e Borgo. G., 35, (104). 



CYCLOID CsHsOjN 

 Pyromecazonic acid 



is 2,3,4-Trioxypyridine. 

 Meyer, H. M., 26, (1311). 



CYCLOID C5H9ON 



1-Methylpyrrolidone. 

 Tafel u. Wassmuth, 0. B., 40, (2831). 



CYCLOID C5H9O2N 



s-Oxy-a-piperidone 



C0<1;;^=;J:;{}^>CH(0H) 



Leuchs u. Splettstosser, 0. B., 40, 



(301). 



CYCLOIDS CeHsOzN 



Pyridine a-carboxylic acid 



{Pieolinic acid) 

 Compound Ci4Hi504N2l formed by Mel 



and the corresponding C14H15O4N2CI. 



Also the isomeric Ci4H,504N2l from 



pyridine y-carhoxylic acid. 



Tumau, R. M., 26, (537). 

 Pyridine yS-carboxylic acid 



[Nicotinic acid) 



METHYLOCnLORIDE C7H8O2NCI 



Tumau, R. M., 26, (537). 

 CYCLOIDS CeHsOaN 



a-Oxynicotinic acid 



C5H3N(OH).C02H [2 : 3] 

 Chloride and methyl ester. 

 Kirpal, A. M., 27, (371). 



a'-Oxynicotinic acid 



n-Methyl ether 



N^^«<CH:C(C02H)> 

 and the dimethyl ether ester 

 ^^C(OMe).CH : CH 

 ^^<CH : C(C02ile)-^ 



Meyer, H. M., 26, (1311). 



