Cycloids containing oxygen. 



87c 



1910 



CYCLOIDS WITH TWO OXYGEN 

 ATOMS. 



CYCLOID C3H6O2 



Glycide CH2(0H).CH<^,^ 



And its nitrate. 



Nef, J. U. Liebigs Ann. Cheni., 

 Leipzig, 335, 1904, (191-245). 



Methtl ether. 



Henry, Louis. Paris, C.-R. Acad. 

 8ci., 138, 1904, (970-972). 



CYCLOID C4H4O2 



Crotonolactone 



CH : CH 

 CH, . 



>C0 



Lespieau, R. Paris, C.-R. Acad. sci. 

 138, 1904, (1050-1051). 



CYCLOID CJliOi 



Tetrahydro-;3'-oxyfurfurane 



Tlie a-CARBOXY[,ic acid; also the 



PIAMIDE of the a-I)I(,'AI!BOXYLIC ACID. 



Traube, \Vm. Berlin, Ber. D. cheni. 

 (ies., 37, 1904, (4540-4544). 



CYCLOIDS C5H4O2 



Furfurol c.ucj.vno 



Titherley, A. W. ;ind Spencer, J. F. 

 The condensation of furfuraldehyde 

 with sodium succinate. London, J. 

 Chem. Soc, 85, 1904, (183-192); 

 [abstract] London, Proc. Cheni. Soc, 20, 

 1904, (1.3-14). 



CYCLOID CHioO, 



Heptenolactone 



CMe2<gg2_-^0^>CO 



Silberstein, A. Wieu, MonHfte 

 Chem., 25, 1904, (12-20). 



CYCLOID C7H12O2 



Heptolactone 

 CMe2<^jj2(~,jj^>CO 



DiBROMO DERIVATIVE. 



Silberstein, A. Wien, MonlJfte 

 Chem., 25, 1904, (12-20). 



CYCLOID C9H6O2 



Coumarin 



6-Aminocoumarin NH2.C6H3< 



Cn : CH 

 0— CO 



Morgan, CI. T. and Micklethwait, 



F. M. G. [6-Aininocoumarin, and its 

 formyl, lactyl, benzenesulphonyl, and 

 benzylidene derivatives ; also its diazo- 

 reactions.] [Alkyl derivatives :—iIethyl- 

 6-aminocoumarin, benzenesulphonyl- 

 methyl-6-aminocoumarin, 6-coumaryl- 

 methylnitrosoamine, dimethyl-6-amino- 

 coumarin, 6-coumaryltrimethylammo- 

 nium bromide and iodide, ethyI-6-amino- 

 coumariu, benzenesulphonylethyl-6- 



aminoconmarin, and 6-coumarylethyl- 

 nitrosamine.] London, .J. Chem. Soc, 

 85, 1904, (1230-1238); [abstract] 

 London, Proc. Chem. Soc, 20, 1904, 

 (177). 



F nrf uryl'idenemethijlamine chloride 



C4H30.CHNMe,HCl 

 also fiirfuriilidenetetrnmethyldiamine 



Litterscheid, F. ^f. Liebigs Ann. 

 Chem., Leipzig, 335, 1904, (368-378). 



Pyi'one 



Salts, addition products with salts and 

 with alcoholafes. 



Willstatter, R. und Pummerer, R. 

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

 (3740-3752). 



G-COUMARYLHYDR AZINE 



CoHcOo.NH.XH, 



Morgan, G. T. 

 . M. G. loe. cit. 



and Micklethwait, 



CYCLOID C3H3O2 



Oxymethylcoumarone 



and tiie iihcinilmctliaur. 



Stoermer, R. und Oetker, Ed. 

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

 (192-203). 



