Cycloids containing oxygen. 



885 



1910 



CYCLOID CsHnOs 



Phenyltrioxyfluorone 



ami the triacetyl dci'ivAilve. 



Liebermann, C. iind Lindenbaum, S. 

 Berlin, Ber. D. cbem. Ges., 37, lUOl, 

 (1171-1180). 



CYCLOID CieHieOs 



Oxydiphenylheptenelactonic acid. 



Fittig, R. Liel)ins Ami. Clieiii., 

 Leipzig, 331, 1904, (LJl-lOl'.). 



CYCLOID CiaHisOs 



Diplienyllieptolactonic acid. 



Fittig, R. Liebigs Aim. Cliem., 

 Leipzig, 331, 190-1, (151-19G). 



CYCLOID CzuHiiOs 



Quinolphthalein 



C.H,<g g^^3.0H)3 0>o 



Green, A. G. aiid Perkin, A. G. The 



constitution of . . . [quinolj^hthaleiu 

 and its salts]. London, J. Cheui. Soc, 

 85, 1904, (398-403) ; [abstract] London, 

 Proc. Cham. Soc, 20, 1904, (50). • 



CYCLOID C.HisOs 



Diphenylketooctolactonic acid 



9^2-t^Ii2>QPl3 CH(C02H).C0Ph 

 CO — 



also ISODIPHENYLKETOOCTOLACTOXIC ACID. 



Fittig, R. und Stadlmayr, F. Liebigs 

 Ann. Chem., Leipzig, 334, 1904, (128- 

 143). 



CYCLOID C^^HiOs 



3-Benzoyl- l-methylene-'-oxy- 



benzopyranylbenzoic acid 



HO.O :CH.C— — O.CgH^.CO^H 



CH : CH.C.C(CH2)!c.CO.C6H5 

 and 3-Benzoyl-4-metuylene-5.7-ijioxy- 



BENZOPYRAXYI.-BENZOIC ACIP. 



Blilow, Carl. Berlin, Ber. D. chcin. 

 Ges., 37, 1904, (19G4-1971). 



CYCLOIDS CONTAINING SIX 

 OXYGEN ATOMS. 



CYCLOID CtHsOg 



Methylcitronic anliydride. 



AnschUtz, It. und Bertram, \\'. lipr- 

 lin, Ber. D. cheui. Ck-s., 37, ]'.)0I. 

 (3907-3970). 



CYCLOID C,H,OcN 



Furoyl-l-aspai'tic acid. 



Baiun, E. Berlin, Ber. D. chem. Ges., 

 37, 1904, (^949-2961). 



CYCLOID CsHitOs 



-, G-Dimetliylheptadienediozonide. 



Harries, C. und WeU, R. Berlin, 

 Ber. i). chem. Ges., 37, 1904, (845-854). 



CYCLOID C,3Hi20g 



Methylene-bis-triacetic acid 

 lactone. 



Dieckinann, W. und Breest, F. Ber- 

 lin, Ber. D. chem. Ges., 37, 1904, (3387- 



3392). 



CYCLOID ChHioOg 



Difurfuiylidenesuccinic acid 



C4H,0.CH : C.CO2H 

 C4H3O.CH : C.CO2E 

 Titherley, A. W. and Spencer, J. F. 



[Its anliydride and sodium salt ; also 

 the action of bromine on tlie anliydride.] 

 London, J. Chem. Soc, 85, 1904, (183- 

 192); [abstract] London, Proc. Chem. 

 Soc, 20, 1904, (13-14). 



CYCLOIDS CsHioOe 



1, 3, 4'-Trioxyflavonol 



{Campferol) 

 and Tkimetiioxyflavoxoi.. 

 Kostanecki, St. von, Lampe, V. und 

 Tambor, ,J. Berlin, Ber. D. chem. Ges., 

 37, 1901, (2090-2099). 



2, 3', 4'-Trioxyflavonol 



and the triinethoxij and triacetoxi/ 

 flatonol. 



Kostanecki, St. von und Kugler, S. 

 Berlin, Ber. D. cliem. Ges., 37, 1904, 

 (779-781). 



3, 3', 4'-Trioxyflavonol 



{Fisctin) 



also Tetraacetylfisetix. 



Kostanecki, St. von, Lampe, V. und 

 Tambor, J. Berlin, Ber. i). cJieni. Ges., 

 37, 1904, (781-791;. 



