Mixed Cycloids. 



703 



1912 



CYCLOIDS WITH SIX OXVOEN 



ATOMS. 



CYCLOID CisHiO 



Scutellareiii 



CO.CH 

 Goldschmiedt u. Zerner. S4788. 



CYCLOID C, H,„0.- 



i'-Oxynaphthalene---dioxy- 

 coumaraiieindolignone- 



(HO)jC6H2< Q >C : t^<CH:C(OHj> 

 Dimethijl ether. 

 Felix II. Friedlaender. 84481. 



CYCLOIDS WITH SI-JVEX OXYGEN 



ATOMS. 



CYCLOID CsHioO, 



Quercetin (Pentaoxyflavone.) 



Watson. 90998. Aniinoquercetin. 



CYCLOID C2oH,20; 



o,5-Dipiperoiiylfulgide. 



Stobbe et aTii. A., 380, (83j. 

 CYCLOID C-H.O: 



Diveratrylfulgide. 

 Stobbe u. Leuner. A., 380, (77). 



CYCLOIDS WITH EIGHT OXYGEN 



ATO.MS. 



CYCLOID Ci.HeOa 



GaUoflavin Ci2H20,(pH)4 



Tetvaacetijl and tetramethyl derivatives. 

 Herzig. S53SS. 



CO 

 6 



Isogalloflavin 



>C,oH20(OH)3.COjH 



1 



1 



Trimethyl ether and its methyl enter 



C,jHj04(OMej4. 

 Also the acid CioH20(().\Ie)4(CO,H)2. 

 Herzlg. s.').SS8. 



CYCLOID CiiHOs 



Quercetone 



and tclvahenzoijlquercetone. 



Nierenstein u. Wbeldale. B., 44, 

 (3488). 



(D-9234) 



CYCLOID CinHuOs 



Lactonic acid 



CH,()., : G,H3.CH<j;'^^^(^^(^^'^^>C : CH. 



CeH, : CHjOj 

 Stobbe et «Z;i. A., 380, (84). 



1912 CYCLOIDS WITH TWO 

 ATOMS OF OXYGEN IN THE 

 KING. 



GENERAL, 



Fries u. Hasselbacb, 84503 ; Stoermer 

 11. Brachmann, 90251. Oxindigo. 



Gorter. 84SI1. KaiTee. 



Mettler. 87542. [Dicldor-dioxy-ben- 

 zoyij-lienzopsiiure : ilire Uniwandlung ia 

 Tetracldor-tluorescein uiid in Antlira- 

 chinonderivate. 



Nierenstein. 88008. Galloylellagsauie 



SPECIAL. 

 CYCLOID C12H12O3 



Metiiylenedioxybenzosuberenone. 

 Borsche. H., 44, (2945). 



CYCLOIDS C16H10O3 



-Keto-i : 2-diliydro-i : 2'-dicou- 

 marone c,H,<fj'^>Cll.C<J;j|^*~1 



Fries II. Pfafifendorf. B., 44, (114). 



2-Keto-i : -"-dehydro-1 : 2'-dicou- 



marane c,\\,<^(^ '>C : <^<J;'y '"^J 



Fries u. Pfaffendorf. B., 44, (118). 



CYCLOID CiHuOj 



5 : 5'-Dimethyl-2.keto-i : 2'.dehydro- 



1 : 2'-dicoumarane. 



Fries u. Pfafifendorf. 1!,, 44, (120). 



CYCLOID CsHisOs 



[CeH,<^^>CH]^CO. 

 Fries u. Volt. A, 379, (90). 



CYCLOID Ci2Hb04 



Xaiithotoxin 



/O . CO 

 CH<V:„>C6H(0Me)< | 



^CU \CH:CH 



n itroxanthotoxin. 



Thorns. B., 44, (3325j. 



2 z 



