Cycloids containing oxygen. 



807 



1911 



CYCLOID CsHnO CYCLOIDS 



Phenyl---phenopyrilium 



OXOXIUM SALTS. 



Decker u. Fellenberg, S. von. A., 



356, (1^81;. 



CYCLOID CieHuO 



1,2-Hydrinclochromane 



CjH.<^ 9'^-V6^^aiKl its 4'-METH0XT, 



CH2.CH.CH2 



5,6-DIMETHOXT and -i'.OjB-TRIilETHOXY 

 DERIVATIVES. 



Perkin & Robinson, R. J.C, 91, 

 (1073). 



CYCLOID CjcHuO 



Diphenylbenzofurfurane 



CsH.<;pl;>o 



Guyot et Catel. Bl., 35, (1124). 

 CYCLOIDS CjoHieO 



Diphenyldiliydrobenzofurfurane 



Guyot et Catel. BL, 35, (567). 

 Diphenyldihydrobenzofurfurane 



Guyot et Catel. Bl., 35, (1124). 



o-Tolylxanthene. 



Decker u. Fellenberg, S. von A.. 



U727/ TWO OXYGEN 

 ATOMS. 



CYCLOID C4H.O2 



Crotonoiactone 



CH : CH.CO 



CHj 6 



Lespieau Bl., 33, '4G0 . 



CYCLOIDS C5HSO2 



7-Valerolactone 



5-Chlorovalerolactoxe 



CH2.CH2 



CO . 

 Leuchs u. Splettstbsser, 0. B., 40, 

 (301). 



7-Methylbutyrolactone 

 Hydrazine compoctn'd. 

 Blaise et Luttringer. BL, 33, (1095). 



'2>CH.CH,C1 



356,(281). 



CYCLOIDS C2 HiiO 



Triphenyldihydrobenzofurfurane 



^'^«^<CHBh>^ 

 Guyot et Catel. BL, 35, (551). 



Benzpinacolin. 

 Wertheimer. Konstitution des o- 

 und ^-Benzpinakolins. AL, 26, (1533). 



CYCLOID C3:H240 



Tetraphenyldihydrobenzofurfurane 



p-AilINU and DlMETUYLAMlNO HEl.'lVATIVES 

 ,CPll U 



^«^^*<CPli(C6ll4NMe. 



> 



Also the p-OXY DERTVATIVE. 



Guyot et Catel. BL, 35, (502). 



CYCLOID C6H0O2 



o-Methylpentenelactone 



^.jjX'Me .CO 

 XHMe. O 

 Fittig u. Kraus, P. A., 353. (13). 



CYCLOIDS CeHioOz 



aa-Dimethylbutyrolactone 



CE,< 



CHj.C-Me, 



. CO 

 Blaise et Courtot. BL, 35, (580). 



a7-Dimethylbutyrolactone 

 Hydrazine co.mpound 

 XH^.CHMe 

 ^0— C(OH).N2H3 

 Blaise et Luttringer. BL, 33, (816). 



CHiIe<' 



><-' 



2.3-Diinethylbutyrolactone 



CMej. CO 

 CH2 . CH, 

 and its compound with hydrazine. 

 Blanc. BL, 33, (S7!i . 



/37-Dimethylbutyrolactone 



Compound with hydrazine. 

 Blaise et Luttringer. P-L, 33, (1095). 



Hexolactone 



Bromo DERIV.XTIVE 

 Q^CHj.CHBr 

 CO .C.Mej 

 Courtot. BL, 35 (057 1 



