1930 



732 



1930 



CYCLOIDS C7H9ON 



2-0xy-4, 5 dimethyl-pyridine 



(PseiidolutidostyyU). 



Knoevenagel, E[mil] unci Cremer, W. 

 Berlin, Ber. D. chem. Ges., 35, 1902, 

 (2390-2396). 



^ Lutidostyril 



CMe : C'H, 



CMe . NH^*^^ 



Moir, James. [Formation of ;|/-luti- 

 dostyril from ethyl acetoacetate ; also 

 its 3 : 5-dibromo-, 3-nitro- and 5-nitro- 

 derivatives.] Loudon, J. Chem. Soc, 

 81, 1902, (103-117). 



Condensation products icitli : 

 Benzaldehyde, /)-Nitrubenzaldehyde 



and a-ANlSALDEHYDE. 



Feist, Franz. Berlin, Ber. D. chem. 

 Ges., 35, 1902, (1647-1655). 



2.6. Dimethylpyrrole 3-carboxylic 

 acid 



Condensation fivoducts of the ester icilh: 

 Benzaldehyde, m and 2>nitrobenzalde- 



HYDE, VANILLIN, CINNAMIG ALDEEYDE, 



salioylaldehyde and piperonal. 



Feist, Franz. Ueber Condensation 

 von Pyrrolen uud Pj'rrolearbonsaure- 

 estern mit aromatischen Aldehyden. (5. 

 Al)h. iiber Pvrrolderivate.) Berlin, Ber. 

 D. chem. Ges., 35, 1902, (1647-1655). 



j3-Cyano derivative 

 CjHgON . CN 



Moir, James. [3-Cyano-4'-lutidostyril, 

 its liromination, nitration, action of 

 hydrobromic acid and of phosphorus 

 pentachloride on it, and its potassimn 

 derivative ; S-cyano-v^z-lutidostyril and 

 its nitration ; identity of von Meyer's 

 "isomeric C3HgON2" with 3-cyano- 

 i|/-lutidostyril.] London, J. Chem. Soc, 

 81, 1902, (100-112). 



Lutidone 



Salts. 



PHENYLUYDRAZONE CijHigNj 



Petrenko-Kritcenko, P. and Stamoglu, 



F. St. Peterburg, Zurn. runs, liz.-chim. 

 Ob§c., 34, 1902, (706-710). 



CYCLOID C7H10CION 



Pyridine-choline chloride 



CsHjNCl . CHj . CHj . OH 



Acetyl xsd benzoyl derivatives. 



Litterscheid, F. M. Arch. Pharm., 

 Berlin, 240, 1902, (77-80). 



CYCLOID C7H,,04N 



N. Methylpyrrolidine 



ai-«2-dicarboxylic acid 



(G6HgN)(C02H)2 



and its salts, methyl ester ETC. 



Willstatter, Richard und Lessing, 

 Rudolf. IJerlin, Ber. 1). chem. Ges., 

 35, 1902,(2065-2073). 



CYCLOIDS CHjO.N 



2,4 Dimethylpyrrole 3-carboxylic 

 acid 



Ethyl Ester 

 j^jj^CMe : C . CO^Et 

 Gil : C . CII3 



Knorr, L[iuhvig] und Lange, H. Ber- 

 lin, Ber. i). chem. Ges., 35, 1902, 

 1,2998-3008). 



CYCLOID C8H5O2N 



Isatin 



OH 



C6H4<^M>C 



Marclilewski, L[eon] et Buraczewski, 



J[osef]. Ktiide sur I'lsatiue. (Polish.) 

 Krakcnv, Rozpr. Akad., 39, 1902, (264- 

 286). 



On colouring matters ob- 

 tainable by the action, of Isatin ou 



