Acids. 



622 



1330 



BENZENOID ACTDS CuHju-isOs 

 ACID CnHjOs 



a-Oxy-a^.diphenyl-77-dimethyl- 



glutaric acid 

 C02H.CMe2.C"Hrh.CPli:OHj.C(),H 

 I.cToxEC-Me,<CHPb.CPh.C03H 



CO — o 



Gray. 66048. /37-Diphenyl-ao-cli- 

 iiiethyll)utyrolactone-7-carhoxylic acid. 



BENZENOID ACIDS CnH2n-2205 



ACID CsHieOs 



Phenacylstyrylmalonic acid 



C6H5C0.(:H2.C'((X),H)2.CH : CHPh 



Seminitrile 

 PhCil : CH.C(CNXC02Hj.CH2.COPh 

 Haworth. 67044. [a-Cyano-j8-benzoyl- 

 a-styrylpropionic acid, ethyl ester.] 



BENZENOTD ACIDS CnH2n-2405 

 ACID C; H.eOs 



Plienolphthaleinic acid 

 (H0.C6H,).,C(()H;.C6H4.C02H 



PhEN0LPUTH.\LE1N C20H14O4 



rieiff. 66085. La disodoquinone 

 phenolphtaleinique on aci-pheiiolphta- 

 leine disodique. 



SULPHONIC ACIDS WITH SIX 



OXYGEN ATOMS. 



SULPHONIC ACIDS CsH.O.S, 



Benzene disulplionic acid 



Kipping & Martin. 67819. [/-Meuthyl- 

 amine salt.] 



BENZENOID ACIDS WITH SIX 



OXYGEN ATOMS. 



BENZENOID ACIDS CuHan-aOe 



ACIDS CtHbOs 



Tetraoxybenzoic acid. 



Methylene dimethijl ether 



[2:3:4:5:1] 



CeH(OMe)2(:02:CH2).C02H 



Delepine. Bl., 5. (928). 

 ACm CgHioOe 



Tetraoxy-a-phenylpropionic acid. 



Methylene dimethijl ether 

 [2:3:4:5:1] 

 CeHCOMeXC : Oj : CHj).CHMe.C02H 

 Delepine. Bl., 5, (929). 



BENZENOID ACIDS CHsn-.oO^ 



Acms CsHfiO, 



2 : .3 : 4 : l-Tiloxyphenylglyoxylic 

 acid 



Trimethyl ether (MeOj3C6H2.CO.CO2H 

 and its nitrile. 

 Also the 3:4:5: 1-isomeride. 

 Mauthner. B., 42, (195j. 



3 : 4-Dioxyphthalic acid 



(HO)2C6H2{C02U)2 



Dimethyl ether (MeO)2C6H2(C02H)2 

 Hemipic neid. 



Wegscheider u. Rusnov. 72199. 

 6-Nitrohemipinsanre laul ihre a- und b- 

 methylestersauren. 



u. Strauch. Isomerie der 



Nitrohemipinmethvlestersauren. M., 29, 

 (557). 72200. 



NiTROHEMIPIC ACID 



N02.CeH(OMe)2{C02H)2 [6:4:3:2:1] 



The metliyl esters. 



Wegscheider u. Rusnov. M., 29, (541) 



ACID CioHuOe 



Dioxyphenylacetylglycollic acid. 



Ethyl ester of the methyl ether 



r4 : 3 : 1] 



(HO)(MeO)C6H3.C(OH)Ac.C02Et 



Guyot et Gry. C.R., 149, (929). 



BENZENOID ACIDS CoHsn-nOe 

 ACID CsHeOs 



Trimellitic acid CeH3(C02H)3[l : 2 : 4] 



Wack. 72064. Diss. 



ACID C:;H;.06 



o-Oxy-methylplienacylmalonic acid 



C:H:.C0.CH2.C(0HXC02H)2 



Ureide 



CH3.C6H4.CO.CH2.C(OHi.C02H 



NH2.CO.NH.CO 



p-Methylphenaeyltartroniirie acid. 



KUhling u. Schneider. B., 42, (1289). 



