1330 



732 



Acids. 



ACID Co.HjoOi 



4-0xy-2,5-dimethyltriphenylacetic 

 acid CPh2(C02H).C6ri2Me2.C)H 

 ■and the acetyl and monobromo deriva- 

 tives. 



Geipert, Tl. Berlin, Ber. D. cliem. 

 Ges., 37, 1904, (664-673). 



ACIDS C,4H2,03 



p-ThymoIvl-diphenylacetic acid 



CPli2(CU2H).C'oH2.Merr.OH 



{4.-Oxy-2-mctliyl-5-iso2:)ropyl-triphenyl- 



acetic acid) 



Also A-Oxij-5-met]iyl-2-isopropyI- 



tviphznyl-acetic acid. 



Geipert, R. Berlin, Ber. D. chem. 

 Ges., 37, 1904, (664-673). 



SULPHOXIC ACIDS WITH FOUR 

 OXYGEN ATOMS. 



SULPHOXIC ACIDS C„H2„^c04S 



SULPHONIC ACID CeHeOjS 



Phenol sulphonic acid 



4-AMINOrHENOL S-SCLPnONIC ACID 



CgHjO^NS and its salts. 

 4:-Diazophenol-3-8ulplionie acid. 

 Schultz, G. uud Stable, R. J. prakt. 

 Chem., Leipzig, (N.F.), 69, 1904, (334- 

 346). 



SULPHONIC ACID C7Hb04S 



2>Cresol w-sulphonic acid 



Methyl ether CIl3.C6H3('OMe).S03H 



Suits. 



AUeman, G. Amer. Chem. J., Balti- 

 more, Md., 31, 1904, (24-45). 



SULPHONIC ACID C.,H,204S 



Oxyisopropylbenzene sulphonic 

 acid 



IlO.CMe2.C6H4.SO3H 



Methylamide C10H15O3NS 

 i.e. HO.CJfe2.C6H4.SO2.NHMe 



(DimetJtylphenylcarbivol o-sulplion- 



methyl amide) 



also the diethyl, di-isopropyl and di- 



isoamyl homologues. 



Sachs, r., Wolflf, F. von und Ludwig, 

 A. Berlin, Ber. D. chem. Ges., 37, 

 1904, (3252-3268). 



Ethylamtde CnHijOjNS 

 . p „ ^CMej.OH 

 2.e. *-6ti4<^s02.NHEt 

 (Pimeihylplienylearblnol o- sulphonic 



ethylainide) 

 and the corresponding diethyl, di-iso- 

 propyl and di-isoamyl phenylcarbinol 

 sulplionic ethylamides. 



Sachs, F., Wolff, F. von und Ludwig, 

 A. Berlin, Ber. D. chem. Ges., 37, 

 1904, (3252-3268). 



SULPHOXIC ACID CnH2n-604S 



SULPHONIC ACID C;H604S 



Benz aldehyde sulphonic acid 



CHO.C,iH4.S03H 



Goldman, Zdzislaw. Znr Kenntnis 

 der Benzaldehyd-snlfosaure. Math, 

 naturw. Diss. 1902-03. Freibnrg 

 (Schweiz), 1903, (54 + 2). 8vo. 



SULPHOXIC ACID CnH2n-,204S 



SULPHONIC ACID Cu,Hb04S 



a-Naphthol sulphonic acid 



HO.C10H6.SO3H [1 : 4] 



Lepetit, Robert. Preparation d'acide 

 a-naplitolnionosulfonique 1 : 4 en traitant 

 I'acide a-naphtylamine monosidfonirine 

 1 : 4 par le bisulfite de soude. Pli 

 cachete no 888 du 16 mai 1896. Miil- 

 hausen, Bull. Soc. ind., 73, 1903, (326- 



SULPHOXIC ACID CnH2n-2204S 



SULPHONIC ACID CijH,g04S 



Triphenylcarbinol o-sulphonic acid 



Methylamide C20H19O3NS 



. p „ ^CPh2.0H 



I.e. '-6JJ4<so2.NHMe 



and the ethylamtde. 



Sachs, F., Wolff, F. von und Ludwig, 

 A. ]3erlin, Ber. D. chem. Ges., 37, 

 1904, (3252-3268). 



SULPHONE ACIDS WITH FOUU 



OXYGEN ATOMS. 



SULPHOXE ACID C„H2n-s04S 



SULPHONE ACID Ci,,Hi204S 



P-Tolylsulphonopropionic acid 



C7H,.S02.CH2.CH2.C02H 

 Kohler, E. P. and Reimer, M. Amei-. 

 Chem. J., Baltimore, Md., 31, 1904, (163- 

 164). 



