Azo Compounds. 



847 



1720 



AZO COMPOUND CuHuO.Nj 



4 Oxy-3 methyl-benzene-azo- 



formanilide and tiie 5 hromo and 

 bcitzoyl derivatives. 



Borsche, W. loe. eit. 



AZO COMPOUND CitHi;02Nj 



i-Oxynaphthalene-azo-formanilide 



and the 2-cthijl ellier, benzoyl iiiid 

 S-bromo derivatives. 

 Borsche, \V. loc.cit. 



AZO COMPOUND Ci7H,902N3 



^-Methyl-j-isopropyl-i-oxybeuzene- 

 azo-formanilide 



and the S-bromo derivative. 

 Borsche, W. loe. cit. 



AZO COMPOUND Ck.H,;0,Nj 



Coumarin-azo-naphtliylamine 



BrOMO derivative Ci9tli2'-'2i^3l^r 



i.e. CgHsO^.N^.CioHsBr.NH^ 



Morgan, Gilbert Thomas, Mickle- 

 thwait, Frances Mary Gore and Winfield, 

 Herbert Ben. [Coiimarin-6' : i-azo-4- 

 bromo-a-naphthyhimine ] London, J. 

 Cheiu. See., 85, 1901, (730-758j; [ab- 

 stract] London, Proc. Ohein. Soc, 20, 

 1904, (109-1 lOj. 



AZO COMPOUMJ WITH FOUR 

 NITROGEN ATOM^. 



AZO COMPOUND C24H18N4 



Dipheiiyl-bis azobenzene 



l'hX3.C6ll4.CcH4.N2l'h. 



Ullmann, F. Biphenylderivate [l,4i- 

 Diphenyla/.obi phenyl]. Liebigs Ann. 

 Chein., Leipzig, 332, 1904, (38-81). 



AZO COMPOUNDS WITH FOUR 

 NITROGEN ATOMS AND 

 OXYGEN. 



AZO COMPOUND C,4H,202N4 



Diphenylforaiazylformic acid 



Ethyl ester NPh : X.C^X.Nlll'hj.CUgEt. 

 Rabiscliong, Julien. Action des 

 chlornres dia/.oiques en exces et en milieu 

 alcalin sur I'ether oxalacetique. Paris, 

 Bid. soc. chim., (ser. 3), 31, 1904, (83- 

 8C). 



AZO COMPOUND CisHijO.N* 



Diphenylforinazylglyoxylic acid 



Ethyl ester 



PhX : X.LXXjHPhj.CO.COaEt. 



Rabischong, Julien. Action des 



clilorures tetrazoiques sur les ethers 



oxalacetiques. Paris, Bui. soc. chim., 



(ser. 3), 31, 1904, (87-91). 



AZO COMPOUND C16H1GO2N4 



Di-o-tolylformazylformic acid 



Ethyl ester 

 CVIIjX : X.CvX.XHC7H,).C02Et. 

 Rabiscliong, Julien. Paris. Bui. soc. 

 chim., (ser. 3), 31, 1904, (83-80). 



AZO COMPOUND CjsHmONi 



Phenolbisazobenzene 



HO.C6H3(X2Ph)2 



Vignon, Leo. Limite de copulation 

 du diazobenzene et du phenol. Paris, 

 U.-R. xVcad. sci., 138, 1904, (1278-1280) ; 

 et Paris, Bal. soc. chim., (ser. 3), 31, 

 1904, (764-765). 



AZO COMPOUND C32H2, O2N4 



2.2'-Dioxy-3..i'-dinaplitliyl- 

 i.i'-disazodiplienyl 



HO.L',oll5.X,.CeH4 



lIO.L'ioH5-N2.C6H4 

 Pozzi-Escot, M. Emm. Recherches 

 sur les coloranis azoiques derives du 

 2-2-dinaphtol. Paris, O.-R. Acad, sci., 

 138, 1904, (1C18-1619). 



AZO COMPOUND C32H22O.N4 



Dioxydinaphthyl-bis-azobenzene 



2.2'-iJl()XY-3.il'-DINAl'iniIYL-l.l'-l)ISAZ0-J)- 

 NlTROIiENZENE 



C,„U,o(OH)2(X2.CeH4N02)2 

 Pozzi-Escot, M. Emm. Recherches sur 

 les i-olorants azoiques derives du 2-2- 

 diuapiitol. Paris, C.-R. Acad. s(u., 138, 

 1904, (1618-1019). 



AZO COMPOUND C40H2GO2N4 



2. 2'-Dioxy-3.3'-dinaphthyl 

 l-l'-disazo-;3-naphthalene 



C2otli„(UH)2(X2.C,oli7)2 



(Naphtluilene-azo-dioxydinaphthyl-azo- 



naphthalene). 



Pozzi-Escot, M. Emm. Recherches 



sur les colorants azoiques derives du 



2-2-dinaphtul. Paris, C.-R. Acad, sci., 



138, 1904,(1018-1019). 



