1330 



746 



Acids. 



ACID CuH2,-,207 



ACID CoHsO, 



5-0xyphenylacetic-2, 4-dicarboxylic 

 acid 



and the tr'ietliijl ester. 



Peclimanii, H. von, Bauer, W. und 

 Obermiller, S. Berlin. Eer. D. cliem. 

 Cies., 37, 1U04, (2113-2122). 



SULPHONIC ACTDS WITH EIGHT 

 OXYGEN ATOMS. 



ACID ChH OtS 



1 .2. 4-Trioxyanthraquinone 

 sulphonic acid 



(Purpuriii sulpJtonic acid). 



Schmidt, R. E. Berlin, Bar. D. cliem. 

 Ges., 37, 1904, (66-72). 



BENZENOID ACIDS WITFI EIGHT 

 OXYGEN ATOMS. 



ACID CnHzn-.aOa 



ACID CsHieOa 



Dioxybenzylidene - bis - acetoacetic 

 acid 



Methyl ether 



(MeO)(HO)CeH3'cH(CHAc.C02H)2 



{Vanillijlideue-h'isdcetoacetie acid) 



and tlie cthijl ester and its o.vimc. 



Knoevenagel, E. und Albert, F. I'er- 

 lii), Ber. D. cliem. Ges., 37, 1904, (4476- 

 4482). 



ACID C„H2n-2203 



ACID C,4H,,0s 



Ellagic acid. 



Graebe, C. Constitution de I'acide 

 ellagiqTie. Arch. Sci. Phvs., Geneve, 

 (ser. 4), 15, 1903, (232-233)" 



BENZENOID ACIDS WITH NINE 

 OXYGEN ATOMS. 



ACIDS C„H2-.-h0.3 

 ACID CnHizO, 



Oxybenzylidenebismalonic acid 



HO.Cf,H4.CIl(C'Il(C02H)2)2 



Seminitrile C6H4(On).Cll(CPICy.COJl>, 

 EtJnjl ester. 



Knoevenagel, E[nnl] und Amot, 

 Robert, Condensationeu von Salicyl- 



aldehyd mit Cyauessigester, Benzoyl 

 essigester und Acetylaceton. Berlin, 

 Ber. 1). cheni. Ges., 37, 1904, (4496- 

 4502). 



DISULPHONIC ACID WITH 

 TWELVE OXYGEN ATOMS. 



ACID C,4HcO,2S3 



Anthrachrysone disulphonic acid 



Dl.VMlNOANTHRACIIRYSONE DISULPHONIC ACID 



C20,(Ce(OH),(NH2).S03H)3 



Stohmann, A. Ueber das ,,Rotver- 

 koclieu" der Diamidoanthrachrysondi- 

 sulfosiiure. Zs. Farbenchem., Braun- 

 schweig, 2, 1903, (389-390). 



BENZENOID ACIDS WITH 

 TWELVE OXYGEN ATOMS. 



ACID CnH2„-,«0:2 



ACID C.HeOn 



Mellitic acid 



Salt: Ce(C02)6Bi2 



Thibault, Paul. Sur le i^htalate, le 

 mellate de bismuth et le bismuth pyro- 

 l)]iorique. Paris, Bui. soc.chim., (ser. 3), 

 31, 1904, (135-137). 



Priitamethul ester C6(C02H)(C02Me)5 



Meyer, H. Wien, MouHfte Cliem., 

 25, 1904, (1201-1214). 



DISULPHONIC ACID WITH 

 FOURTEEN OXYGEN ATOMS. 



ACID CmHOmS, 



Hexaoxyanthraquinone disulphonic 

 acid. 



Stohmann, A. [Uebergang der Diami- 

 doanthrachiysondisulfosaure in Hexa- 

 ox\anthrachinondisulfosaure.] Pharm. 

 Centralhalle, Dresden, 45, 1904, (295- 

 297). 



SULPIIONO ACIDS. 



SULPHONO ACID WITH SIX 

 OXYGEN ATOMS. 



ACID Ci2H,40(,S 



p-Tolylsulphonopyrotartaric acid 



CvH7.S()2.(;:\Ie(C02lI).Cll2.C02H 



Kohler, E. P. and Reimer, M. Amer. 

 Chem. J., 31, 1904, (163-164). 



