Cycloids containing oxygen. 



760 



1911 



CYCLOID CjHi 0- 



Dimethyldiallylbutyrolactone 



CHMe.CU'aHsk 



CHMe --CO^ 



Reformatskij. Z., 40, (1182). 



CYCLOIDS CsHhOs 



3-Ethyl-4, 7-dimethylcoumarin 



Fries u. Klostermann. A., 362, (1). 



3 : 4 : n : 7-, 3 : 4 : fi : 8-, 3:4:5: 7- and 



4 : -J : 6 : 8- Tetramethylcoumarins, 

 Clayton. 0.5248. 



CYCLOID CHieO, 



3 : 4 : .3 : : 8- Pentamethylcoumarin. 

 Clayton. 5.1248. 



CYCLOID C,4H,s02 



Propylethylphenopyranol 



/CH : CEt 



C'6H4< i 



^0 rPr(OH) 



Decker u. Fellenberg. A., 364, (1). 



CYCLOID CuHsaOz 



T etramethyldiallylbutyrolactone 



CUe,~CA) ^ 

 Reformatskij. Z., 40, (1182). 



CYCLOID C,6Hi202 



2-Phenylbenzopyranol 



A nhxjdrohydrocMor'ide, j:)lati)iic]doride 

 and dicJdnrtde. 



Perkin, Robinson & Turner. 60471. 

 CYCLOID C,6H„,02 



3-Oxybrasane 



Also 3-ACETOXY and S-.MKTHOXVnRASANE. 



Kostanecki n. Lampe. B , 41, (2373). 

 CYCLOIDS CeH.jOz 



a-Methyl-3-phenyIcoumarin 

 Stoermer ii. Friderici. 13., 41, (324). 



2 : 3-Indenobenzopyranol d : 4) 

 cn<' ^:Va"* 



' *^CH(0H).G.CH2 



Anhydi'ofervi chloride 



0(FeClJ.C.C6H, 



and tlie platinieldoride 



Perkin, Robinson & Turner. 6047 1 . 



CYCLOID CeHuOa 



2-Methylflavanone 



., rr.r ^0-ClIPh 



CrH,Me< 

 " ' CO.CH2 



Auwers u. Muller. 1^., 41, (4233). 

 CYCLOID C^HnOz 



2 : 6-DiphenyI-4-pyrone 



Q CPh : OIL ^Q 



Ruhemann. 



~CPh : CH' 

 61344. 



CYCLOID CHuOj 



Diphenyl 2-furfurylcarbinol 



Hale, McNally & Pater. 57074. Am., 

 35, (68). 



CYCLOID CHisOz 



3-Benzyl-4,7-dimethylcoumarin 



/CMe : C.CvII, 



\0 CO 



Fries u. Klostermann. A., 362, (1). 



CYCLOID Ci9H,802 



Dibenzyl-2-furfurylcarbinol 



C4H30.C(C,H7),(3H 



Hale, McNally & Pater. 57074. Am., 

 35, {i]S). 



CYCLOID C 0H12O2 



Dimethylcampholide. 

 Komppa. B., 41, (1039). 



CYCLOID CzoHhO, 



2-B enz oylxanthene 

 Heller u. Kostanecki. B., 41, (1324).* 



