1330 C 



TIIIOSULPHOXIC ACIDS WITH 

 TWELVE OXYGEN ATOMS. 



ACIDS CnH,n..0.2S3 



Acm CeH-OnSs 



Benzene tetrathiotetrasulphonic 

 acid 



DiAMIXO-DF.niV.MIVE 



CeHsOi^XA i.e. CafNH^^j^S . SO3H), 



{Phenylened'iamine tetrathiotetrasul- 

 phonic acid.) 



Green, Arthur George and Perkin, 

 Arthur George. [p-Phenylenediamine- 

 tetrathioso! phonic acid, and the action 

 of hydrochloric acid on it.] London, J. 

 Chem. Soc, 83, 1903, (1210-1211). 



1 13S0 



SULPHONE-ACID CH^OsS 



o-Oxyphenyl-sulphonacetic acid 



Methyl derivative 

 CeH.fOMe) . SO2 . CH^ . CO^H 

 {o-Anisyl-sid'phonacetie acid) 

 Troeger, J. und Budde, Chr. Loe. cit. 



SULPHONE-ACID Ci HirO.Sz 



'"-Phenylene-disulphone-diacetic 

 acid C6H4(;S02 . CH2 . C02H)2 



Troger, J. und Meine, W. J. prakt. 

 Chem., Leipzig, fX.F.), 68, 1903, '313- 

 340). 



SULPHOXIDE ACID 



Acn) C13H10O3S 



Diphenyl sulphoxide carboxylic 

 acid 



C JI5 . SO . CeH, . CO2H [2 : 1] 



Weedon, W. S. An investigation of 

 the oxidation products of phenylthiosali- 

 cylic acid. Diss. Johns Hopkins Uni- 

 versity, Easton, Pa. (Chemical Publish- 

 ing Co.), 1902, (.35). "23 cm. 



SULPHOXIDE 



Dibenzyl sulphoxide (C7H,)2SO 



Fromm, Eiuil und Achert, 0. Berlin 

 Ber. 1). chem. Ges , 36, 1903, (534-540). 



SULPHONE-ACIDS 

 SULPHONE-ACID C3H8O4S 



Phenyl- sulphonacetic acid 



/>-CULOR0PnE2C-iL-SlLPH0JJACETIC ACID 



C'ell^Cl . SO2 . CH2 . CO2H and the 



1 esponding hromophenyl-sidphonacclic 



acid. 

 Troeger, J[ulius] und Budde, Chr. J. 

 prakt. Chem., Leipzig, (N.F.I 66, 1902, 

 (130-152). 

 (n-3l82) 



SULPHONE-ACID C10H12O4S 



m- (and p-)Xylyl-sulphonacetic acid 



C6H3Me2 . SO2 . CH2 . CO2H 



Troeger, J. und Budde, Chr. J. prakt. 

 Chem., Leipzig, (X.F.), 66, 1902, fl30- 

 152). 



SULPHONE-ACID C,iHkO,S: 



Toluene disulphone-diacetic acid 



C6H3Mf"SO, .Cir2.C02H), 



TrSger, J. imd Meine, W. J. prakt. 

 Chem., Leipzig, (N.F.), 68. 1903, ^313- 

 340). 



SULPHONE-ACID CHi.O^S 



>^-Cumyl-sulphonacetic acid 



CelljMe, . SO, . CIT2 . CO.H 



Troeger, J. und Budde, Chr. J. > rakt. 

 Chem., Leipzig, (X.F.), 66, 1902. ''130 - 

 152). 



SULPHONE-ACID CiH; O4S 



o-(aud j3-; Naphthyl-sulphouacctic 

 acid C.oHj.snj.cUj.COjH 



Troeger, .1. und Budde, Chr. Lo>\ cit. 

 2n 2 



