Acids. 08!) 



ACID CHksO^ 



Benzhydrylmethylacetoacetic acid- 



TETRAMETHYLDIAXlINORENZUYI'liYLUETlIYL- 

 ACETOACETIC ACIO 



(N.Me2.C6H4)2CH.CMe(0().CH3).C02H 

 Methyl ester. 



Fosse, cm;., 146, (1277). 



BEXZEXOID ACID CnH2n-2403 



ACID C20H16O3 



«-Oxytriphenylmethane carboxylic 

 acid 



CPh2(CO,H).C6H4.0H 

 Salts, methyl and ethyl derivatives. 



Liebig, H. von. u. Keim. A., 360, 



(206). 



BEXZENOin ACIDS C„H2n-2603 

 ACID CjHisOs 



Benzhydrylbenzoylacetic acid- 



TETRAMETlIYLDI-p-AMIDO-nENZirYDRYX- 

 BENZOYLACETIC ACID 



(NMe2.C6H4)2CH.CtIBz.C02H 

 Ethi/l ester. 

 Tosse. C.i;., 146, (1039). 



ACID C24H2VO3 



«-Benzoyl-a/3-diphenylvaleric acid- 



N'ttrUe 

 C6Hj,.CEtH.CPhBz.CN 

 KoMer. Am., 35, (386). 



SULPIlOXia ACIDS WITH FOUR 

 OXYGEN ATOMS. 



SULPIIOXIC ACIDS CnHin-eO^S 



SULPHONIC ACID CgHgOiS 



Phenol sulphonic acid- 



Hubener. .'i7(i;jJ. I'liciiolsuH'osaure 

 und iiire Salze. 



Obermiller. GOl 1 5. Aciditiit der 

 ' Terseliiedeiien Phenolsulfonsaiiren. 



SULI'IIOXIC .\C1I) C„H2n-,204S 



SULPHONIC ACID C10HSO4S 



1 : S.NaphthoI sulphonic acid. 



Lauthammi, diilymium, samarium, 

 gadolinium, yttrium and erl)ium salts. 



Erdmann u. Wirth. A., 361, (190). 



1330 



BEXZEXOID ACIDS WITH FOUR 

 OXYGEN ATOMS. 



BEXZEXOID ACIDS CHH2..-8O4 

 ACIDS C7H6O4 



Protocatechuic acid 



CeHslOlIJaCOzH [4:3: 1] 

 Barger. ailOJ:. Phenyl and iiieth- 

 oxyphenyl esters, amide aud auilide. 

 3 : 4-C'arljoii3'ldioxybeuzoic acid 



: e"<J]>CeH3.C02H 



aud its chloride, methyl, phenyl and 

 methoxyphenyl esters, aud axdlide. 



Perkin & Perkin. 604(33. The elec- 

 trolytic oxidation of . . . [protocatechuic 

 acid]. 



Methyl ether of 2-broino derivative (2- 

 Bromovaiiillic acid). 



P,obertson. 61118. 



Nitrile of the monometliyl ether 

 HO.C6H3(OiIe).CN [1:2:5] 

 (J sovanillonitrde). 

 Mameli. G., 37, ii, (36^). 



Dicarbometlioxy-protocatechuic acid 



[CH3O2C.bj2C6H3.CO2H 



and the chloride. 



Fiscber, E. B., 41, (287.5). 

 Dioxybenzoic acid 



C6H3(OH)2.C02H [1:2:4] 

 2-CaKBOXT-5-OXYI'HENOXYACETIC aciu 



OH.C6H3(C02H).O.CH2.C02H 

 Methyl ether and its 2-phthalide. 



Perkin & Robinson. 60470. [Syn- 

 thesis of 2-carl)oxy-5-methoxypiienoxy- 

 acetic acid.] 



ACID C.H,„04 



Dioxyhydratropic acid 



Cn3.Cll(C6U3(011)2J.C02ll 



Methylene ether. 



Hoering. 57521. Metliyleudioxy- 

 hydratropasiiure ; eiu Beitra_Li,' zur 

 Kenntuis der Tiffeneausciieu I'iicuyi- 

 wanderuniT. 



BEXZEXOID ACIDS CHan-ioO^ 

 ACIDS C3H,04 

 HoUemann. 57571. Huizinga. 57679. 

 Nitration dcs acides ortlio- et isophtali- 

 2 Y 2 



