Cycloids containing oxygen. 



1811 



CYCLOID CsiHz^Os 



Dinaphthapyiylbenzoylacetone 

 0<pi tI«>CH.CHAcBz 



Fosse, R. et Robjm, A. t.c (239- 



242). 



CYCLOIDS WITH FOUR OXYGEN 

 ATOMS. 



CYCLOID C:H.o04 



Terebic acid 



ASILIDE. 



Blaise, E. E. et Courtot, A. Paris, 

 Bill. soc. cLim., (ser. 3), 35, 1906, (151- 

 156). 



CYCLOIDS CiH;04 



Furfurylmethylglycidic acid 



. CMe.COoH 



CVH30.CH< 







Ethyl ester. 



Daxzens, G. Paris, C.-R. Acad, sci., 

 142, J 900, 1214-215). 



Deliydro acetic acid. 

 Ortoleva, G. e Vassallo, G. Not a 

 preliniiiiare. Gazz. cliiui. ital., Roma, 34, 

 i, 1904, f 342-347). 



Tamburello, A. Palermo, 1904, (6). 

 CYCLOID C Hm04 



a,)3-Dioxy-7-isobutylbutiTolactone 



Cmie,CH,.CH<^^^^.^">P^^"^ 



0- 



-co 



TMele, J. und Wedemann, W. Liebigs 

 Ann. Chern., Leipzio, 347, 1900, (132- 

 139). 



CYCLOID CuHOa 



Methylcoumarin carboxylic acids 



— CO 



T}te four isomerides and tlieir ethyl 

 esters. 



Chuit, P. et Bolsing, F. Paris, Bui. 

 soc. chim., (ser. 3}, 35, 1906, (76-90). 



CYCLOID CHi.O. 



Phenyldioxyvalerolactone 

 CH,Ph.CH<^^(OH).CH(OH) 

 CO 



also the ducetate and Di-p-xiTEO- 



BlNZOATE. 



TMele, J. und Wedemann, W. Lieloigs 

 Ann. Chem., Leipzig. 347, 1906, (132- 

 139). 



CYCLOID C12HKO4 



Acetylketophenylparacone 

 Me.CO.CH— CO 

 Ph.CH.O.CO 



The BEXZTLIDENE DERIVATIVE 



CHPhrCH.CO.CH — CO 



Ph.CH.O.CO 



The m- and p-snR<! derivatives 



and the anilide and a-naphthylamide of 



the former. 



The anilide, o-toluidide and phemjlhy- 



draZone of ACETVLKETOrHESYLHYDEAZOSE. 



Ruhemami, S. I-ondon, J. Chem. Soc, 

 89, 1906, (1236-1246) ; Tabstract] Lon- 

 don, Proc. Chem. Soc, 22, 1906, (197- 

 198). 



CYCLOID CsHuO* 



Ethylmeconin 



(MeOjo.CeH2<^;^P^^>0 



Mermod. E. uud Simonis, H. Berlin, 

 Ber. D. chem. Ges., 39, 19n0, (S97-899). 



CYCLOID Ci:Hi O4 



Furalquinacetoplienone 



iloNOMETUYL ETliEl! Cj JI12O4 



Courant, St. und Kostanecki, St. 

 von. t.c. (4031-4034). 



CYCLOIDS CiaH, O4 



Propylmeconin 

 (MeO)2.Cen2<p*Jg,^>0 



and isopropylmeconin 



Mermod, E. und Simonis, II. t.c. (897- 

 899). 



CYCLOID C13H..O4 



Pulegonemalonic acid ketodi- 

 lactone. 



Vorlander, D. und Kotlmer, F. 

 Liehigs Ann. Chem., I-eipziLr, 345, 

 1900,\1j8-187). 



