Cycloids containing nitrogen. 707 



1931 



CYCLOID C20H15N 



)3-Phenyl-/8-naphthaquinaldine • 

 Borsche, W. B., 42, (lOSl). 



CYCLOID C20H17N 



N-Methyl-9-phenyl-acridane. 



9-CyANO DEIilVATlVE. 



Kaufmann, A. u. Albertini, A. B., 

 42, (2007). 



CYCLOID C21H19N 



iO-Methyl-9-benzyldiliydroacridine. 

 Freund, M. u. Bode, G. B., 42, (1755). 



CYCLOID C2,H2iN 



2'-Methyl-lO-methyl-!)-ethyldihydro- 

 naphthacridine and similar 



9-METIlYL, PHENYL aud BENZYL DERIVATIVES. 



Freund, M. u. Bode, G. B., 42, (1757). 

 CYCLOID C22H17N 



a-Phenyl-3-benzylquinoline. 

 Borsche, W. B., 42, (4087). 



CYCLOID CjsHnN 



Biphenylenephenylpyrrylmethane 



Cell 4 

 Khotinsky, E. u. Patzewitch, R. B., 

 42, (3105). 



CYCLOID C23HK.N 



Triphenylpyrrylmethane 



I'hjC.C^H^X 



Khotinsky, E. u. Patzewitch, R. B., 

 42, (3104). 



CYCLOID C25H17N 



a,^-Diphenyl-/3 naphthaquinoline- 

 Borsche, W. B., 42, (4080). 



CYCLOID C.rHisN 



a-Phenyl--8-benzyl-,^-naphtha- 

 quinoline. 

 Borsche, W. B., 42, i40S7). 



CYCLOID C33H49N 



Coprosterylcarbazole. 

 Doree. (15537. 



CYCLOIDS WITH ONE NITROGEN 

 ATOM AND OXYGEN. 



CYCLOIDS CsHgOzN 



Proline. 



Synthesis of d- and ^-proline 



also NITROIlENZOYL-PROLINE. 



Fischer u. Zemplen, G. B., 42, (2989). 



^-Oxy-a-piperidone- 

 Fischer u. Zemplen, G. B., 42, (4884). 



CYCLOID C6H6O2N 



CH: CH.C.NH2 

 CHiN.C.COjH 

 Kirpal. ;8-Aminopyridin-a-carbon- 



saure. II., 29, (228). 



CYCLOIDS CeH^OsN 



2-Ketotetrahydropyrrolidene-acetic 

 acid- 5-C'yano iiERiv.vnvE. 

 /NH— C:C(0X).C02H 

 CO/ I 



Best & Thorpe. 04365. [Ethyl ester 

 and its sodium, potassium aud silver 

 salts.] 



2-Ketodihydroisopyrrolyl-acetic 



acid. 5-CyAN(1 DERIVATIVE 



/N= C.CmCXl.COjH 



co< ! 

 \CH2.CH, 



Best & Thorpe. 64365. 



CYCLOID C7H5O4N 



Quinolinic acid 



CH : CH.C.CO^Me 

 CH : N . ci.COjH 



Kirpal. Abbau des Chinolinsaure-/8- 

 esters. M., 29, (227). 



CYCLOID C7H702N 



a-Methylpyridine a'-carboxylic acid 



Hydriodide (C7H,0,X)2H1 and 

 Chloride .MeCjHsX.COCl 

 Tumau, M.. 29, (845). 



CYCLOID C7H7O3N 



2-Keto-4-carboxytetrahydropyrro- 

 lidene -j-acetic acid- 



5-CyANO DERIVATIVE 



/XH— C : C(CN).C02H 

 C0( i 



^CHj . CH . C0.,H 

 Best c^- Thorpe. 64365. 



