1910 



707 



1910 



77ic so-called diiiaphthyloie glycol is 

 dinaphthaxanthhydrrol 



HO . CH<^"'^«>0 



Fosse, R. Paris, C.-R. Acad, sci., 134, 

 1902, ^063-665). 



CYCLOID C22H16O2 



2-Phenyl-4-anhydrobenzyl-7-oxy- 

 [1.4-benzopyi'anol]. 



and its hydrochloride, pierate etc. 



Billow, Carl und Grotowsky, Hans. 

 Berlin, Ber. D. chem. Ges., 35, 1902, 

 (1519-1528). 



Oxynaplithyldinaphthaxanthone 

 r H <^CH(CioH6 . OHl , , TT 



Fosse, R. Paris, Bui. soc. chim., (ser. 

 3), 27, 1902, (496-539). 



CYCLOID C42H24O2 



Bisdinaphthaxanthylene 



Werner, A. Liebigs Ann. Chem., 

 Leipzig, 322, 1902, (296-351). 



Bisdinaphthaxanthoxonium 



2-Phenyl-4-aiihydrobenzyl-7- 

 acetoxy-[i.4-benzopyranol] 



also 7-hemoyloxy, 1-methoxy and 

 7-oxy-S-nitroso derivatives. 



Billow, Carl und Grotowsky, Hans. 

 Berlin, Ber. D. chem. Ges., 35, 1902, 

 (1519-1528). 



CYCLOID C23H1SO2 



2-Phenyl-4-anhydrobenzyl-7(oioxy- 

 5^7;-methyl-[i.i-benzopyi-anol] 



and its salts, also acetoxy and methoxy 

 compounds. 



Billow, Carl und Grotowsky, Hans. 

 Berlin, Ber. D. chem. (ies., 35, 1902, 

 (1799-1810). 



CYCLOID CiiH2u02 



Trioxytrinaphthylmethane 



ANHTDKIDE 



HO.C\oH6.CH<^i°56>0 



Fosse, R. Paris, C.-R. Acad, sci., 134, 

 1902, (904-900;. 

 (D-3218) 



cio<^^^>c.c<p^^>oci 



Werner, A. Liebigs Ann. Chem. 

 Leipzig, 322, 1902, (296-351). 



CYCLOID C42H27O2N 



Bisdinaphthaxantheneamine 



XH^CH<J^"5Js>0)2 



Fosse, R. Paris, Bui. soc. chim. 

 (ser. 3), 27, 1902, (496-539). 



CYCLOIDS CONTAINING THREE 

 OXYGEN ATOMS. 



CYCLOID C5H4O3 



Isopyromucic acid 



Derivatives C5H3O2 . OAc ; 

 C5H3O2 . OBz ; and (C5H302)20 



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

 134, 1902, (1511-1512). 



Phosphates C5H3O2 . . P0(0H)2 ; 

 (C5H3O2 . 0)2P0 . OH and 



(C5H3O2 . 0)3P0 



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

 134, 19U2, ^1439-1441). 



2 z 2 



