Acids. 



1310 



«L-Dii'HENYi,THiouREA NHPli.CS.NHPh 

 a-Carboy ijmethyl derivative. 

 Dixon & Taylor. 55671. 



6b-DlPHENYLTHI0UREA NH2.CS.NPh2 



and the a-acetyl and a-henzoyl 

 derivatives. 



a-Carhoxymethyl' and a-carboxyethyl- 

 hh-diphenylthioureas. 



Dixon & Taylor. 55671. 



^-Thiourea cyanide HN : C(SH).NH.CN 



P-Naphthyl-\f/-thiohe7izyhirea-cyanide 



C19H15N3S 



i.e. C10H7N : C(SC7H,).NH.CN 



'p-Tolyl-yp-thiohenzylureacyanide 



C,H7N : C(SC,H,).NH.CN 



Fromm u. WeUer. A., 361, (345). 



Gdanidotiiiourea 



HN : C(NH2).NH.CS.NH, 



Phenylguanido-p-tolyltliiouyea 



C,5H,eN,S i.e. 

 HN : C(NHPh).NH.CS.NHC7H7 



Also p}ie7iyl-p-tolyJ(ii(anidot]tiourea 



and their hydrochlorides and acetyl 



derivatives. 



■p-TolyJguanido-p-tohilthiourea 



CieHisN.S 



and the acetyl derivative ri8H2oON4S 



Fromm u. Weller. A., 361, (304). 



Caebazic acid NH2.NH.CO2H 



Phenylcarbazic acid NH2.NPh.CO2H 



'Nitrile NH2.NPh.CN 



(a-Cyanophenylhydrazijie) and the 

 benzylidene derivative PhCH : N.NPh.CN 



PeUizzari. G., 37, i, (Gil). 



Carbazide C0(NH.NH2)2 



Aminocarhoearbaz'ide 



NH2.CO.NH.NH.CO.NH.NH2 



and its benzylidene derivative 



NHj.CO.NzHJ.CO.NH.N : CHPh 



Also the salicylidene, phenylethylidene, 



phenylbenzylidene and benzoyl- 



benzylidene derivatives. 



Pellizzari e Roncagliolo. G., 37, i, 



(434). 



• 60448. Amidocarbo- 



carbazide. 



D'laminodicarhocarbazide 

 CO(NH.NH.CO.NH2)2 



Pellizzari e Roncagliolo. 60449. 

 Azione del bromuro di cianogeno sulla 

 idrazina[NH2.NH.CO.NH.NH.CO.NH2]. 



Thiocarbazide CS(NH.NH2)2 

 (Tliiocarbohydrazide). 

 Stolle u. Bowles. I^., 41, (1099). 



Semicarbazide NH2.CO.NH.NH2 



Baudrexel. Semicarbazone und 

 Phenylhydrazone der zyklischen Aceton- 

 basen. Diss. Kiel, 1908. 



o-Phenylsemicarbazide 



NH2.Nph.co.NH2 



and the benzylidene derivative 



PhCH:N,NPh.C0.NH2 



Also the coiTcsponding thio compounds 



NH2.NPh.CS.NH2 and 



PhCH : N.NPI1.CS.NH2 



Pellizzari. G., 37, i, (611). 



Tetramethyldiamisobenzhydrylsemi- 



carbazine 



(NMe2.C6H4)2CH.NH.NH.C0.NH2 



Fosse. C.R., 146, (1277). 



Imino-ukea HN : C(NH2)2 

 Guanidiiie. 



Majima. 59279. Kondensation der 

 Alkylguanidine mit Acetessigester usw. 



Compound 



(CH5N3)2H2S04,Al2(SO,)3.12H20 



FerraboscM. 57117. A double sul- 

 phate of guanidine and aluminium. 



Guanidine picrate CH5N32C6H3N3O7 

 Sisley. BL, 3, (925). 



Diphenyldiaminoguanidine 

 (PhNH.NH)2C:NH 

 Pellizzari. G., 37, i, (611). 



Picrylphenylblguanide Cj4Hi20eN3 i.e. 

 NHPh.C( : NH).N[C6H2(N02)3]. 

 C( : NH).NH2 

 Ley. B., 41, (1637). 



Urea CARBoxY'Lic acid NH2.CO.NH.CO2H 



Allophanie acid 



Amide NH2.CO.NH.CO.NH2 



Biuret. 



Schiavon. 61574. Sopra un pro- 

 dotto di sintesi fra il biureto e I'etere 

 cianacetico [acido CioHi4Ni(,Oio]- 



