1330 



610 



1330 



Benzylidene-bis-benzoylacetic acid 



CHPh(CHBz . C02H)2 



NiTRO-DERIVATIVE 



CjjHigOgN i.e. 

 C02H.CHBz.CH(C6H4.N02).CHBz.C02H 



Diethyl ester. 



Ruhemann, Siegfried. [Ethyl ?n-nitro- 

 benzylideiiebiabeiizoylacetate.J London, 

 J. Chem. Soc, 83, 1903, (717-724); 

 TAbstract] Proc. Chem. Soc, 19, 1S03, 

 (128-129). 



ACID CnH2u_220r, 



ACID CiaHuOe 



[ . CH : C(OH) . CeH^ . COjH]^ 



DiLACTOSE 



Acid 



<^'6H4<co>0 



:CH.CH 



O^CO-^^'s^^ 



{Ethinenediplitlialide). 



BecMer, Wilhelm. Ueber isomere 

 Kednktionsprodukte des Aethiudiphta- 

 lids. Diss. Leipzig (Druck v. 0. 

 Schmidt), 1901,(27). 21 cm. 



SULPHONIC ACID WITH SEVEN 

 OXYGEN ATOMS. 



ACID CiaH.OjS 



Sulphonaplithalic acid 



S03li.CioH5(C02H;2 

 DlBROMOSDLPHONAPHTHALIC ACID ? 



Bargellini, Giiido. SaH'acido dibro- 

 moualtalsolfonico. Orosi, Firenze, 25, 

 1902,(289-293). 



BENZENOID ACIDS WITH SEVEN 

 OXYGEN ATOMS. 



ACID C„H2„-„0: 



ACID CioHeOy 



Dicarboxyphenylglyoxylic acid 



Bro m o-de r i rati ve 

 [3:6:2:1] CeH^Bi (C02H)2 . CO . CO2H 



Graebe, C. Liebigs Ann. Chem., 

 Leipzig, 327, 1903, (77-103). 



BENZENOID ACIDS WITH EIGHT 

 OXYGEN ATOMS. 



ACIDS CnHjn-i.Oa 



ACID CaHnOs 



Benzylidene-dimalonic acid 



C6H5CH(CH(C02H)2)2 • 

 Ethyl ester. 



Kotz, A. nnd Stalmann, G. J. prakt. 

 Chem., Leipzig, (N.F.), 68, 1903, (156- 

 173). 



ACID CnHzn-ZjOg 



ACID ChHbOs 



EUagic acid 



(HO)2CsH<Jr''-^^^>CeH(OH)2 



Graebe, C[harles]. Ueber die Consti- 

 tution der EUagsaure. Berlin, Bar. L). 

 chem. Ges., 36, 1903, (212-215). 



SULPHONIC ACID WITH NINE 

 OXYGEN ATOMS. 



SULPHONIC ACID CnHzn-eOgS. 



SULPHONIC ACID C6H6O9S2 



Pyrogallol disulphonic acid 



C6H(OH)3(S03H)2 



Strontium and barium salts. 



Delage, Marcel. Sur les acides pyro- 

 gallolsulfoniques. Paris, C.-R. Acad, 

 sci., 136, 1903, (760-762). 



Action des bases alcalino- 



terreuses sur les sels alcalino-terreux 

 des acides pyrogallolsulfoniques. Paris, 

 C.-R. Acad, sci., 136, 1903, (893-895, 

 1202-1204). 



BENZENOID ACIDS WITH TEN 

 OXYGEN ATOMS. 



ACID CnH2n-uO:0 



ACID CmHioOio 



Hexaoxydiphenyl dicarboxylic acid 



CO2H . C6H(OH)3 . C6H(OH)3 . CO2H 



DiLACTONE C14H6O8 



Ellagie acid. 

 Graebe, C[harlesl. Ueber die Consti- 

 tution der Ellagsaure. Berlin, Ber. D. 

 chem. Ges., 36, 1903, (212-215). 



