Acids. 



692 



1330 



Triearhonietlioxy-gallic acid 



[CH302C.O]3C6H2.CO,H 

 and the chloride and anilide. 



Fischer, E. B., 41, (2875). 



Ualloijl-p-oxyhenzo\c acid 

 (OH)3C6H2.CO.O.C6H4.C02H 

 Fischer, E. B., 41, (2875). 



Tannin. 



Biginelli. 54440. L'acido tanuico 

 nelle ricerche tossicologiche. 



Cavazza, L. E. 55111. Taiinini. 



Dekker. 53542. Les matieres tan- 



niques 11. (Chimie, analyse, 



applications.) (HoUandais.) 



Feist. 56090. 'J'annin und das Ver- 



lialten einiger Ilydrosole Leim Aus- 

 frieren. 



56091. Tannin. 



Heermann, P. 57248. Affinitat der 

 GerbstolTe zur Seidenfaser. 



Herzig, J. 57381. ilethylo-tanniii. 



njin. 57702. La structure du tannin. 

 (Piusse.) 



Lloyd. 58966. Constitution of gallo- 

 tannic acid and of tannins in general. 



Nierenstein. 60051. Zur Konstitu- 

 tionsfnige des Tannins. 



ACID CaH.Os 



Homogallic acid 



(HO)3C,il,.CHj.C02H 

 Trimetlnjl ether (MeO)3C6H2.CH2.C02H 

 (Methyl iridinie acid). 

 Mauthner. B., 41, (3662). 



BENZENOID ACIDS CuHjn-ioOs 

 ACID C.HfiOs 



4-Oxyisophthalic acid. 



Methyl ether of the ^)-nitro derivative 



N02.C6H2(OMe)(C02H)2 [6:4:3:1] 



and its methyl esters. 



Maltese. G., 37, ii, (284). 



3, 5, G-Tribromo derivative 



Also the acid and neutral methyl^esters 



and the dimethyl ester. 



Zincke u. Buff. A., 361, (218). 



ACID CgHaOs 



3:4: 5-Trioxycinnamic acid. 



Trinu'thyl ether 

 (OMe)3C6H2.CH : CH.CO^H 

 Synthesis. 

 Mauthner. B., 41, (2530). 



ACIDS CuiHioOs 



a-Methylcinnamic acid. 



S, 4, d-Trimetlii/l ether 

 (OMe)3C6H2.CH : CMe.COjH 

 Mauthner. B., 41, (2530). 



2 : 4-Dioxybenzoylpropionic acid 



(OH)2C6H3.CO.CH2.CH2.C02H 

 Mono- and di-metliyl ethers. 



Perkin & Robinson. 60470. [Pre- 

 paration ol' 2 : 4-diniethoxybenzoyl- 

 propionic acid ; the iiieihyl ester and 

 its condensation witii etliyl o.xalate. 

 2-Oxy-4-niethoxybenzoyl propionic acid 

 and its methyl ester.] 



BENZEKOID ACIDS CnHjn-iaOs 

 ACID CgHeOs 



Phthalonic acid CO2H.C6H4.CO.CO2H 



Spallino. 62101. Prodotti di con- 

 densazione fra acndo ftalonico e acido 

 antranilico. 



ACID CoHsOs 



Oxymethylene-homophthalic acid- 



Ethyl ester 



C6H4(C02Et).C( : CH.0H).C02Et 



and the methyl ester. 



Dieckmannu. Meiser. B., 41, (3253). 

 ACID ChHkOs 



Phenacylmalonic acid 



Bz.(Tl2.l'lliCU,,H)2 

 Se.minitrile 

 C6H5.C0.CI1,.CH(CN).C02H 

 Bougault. C.li., 146, (936). 



ACID C13HHO5 



Phenylpropyl methyl ketone dicarb- 



OXylic acid- Elliyl e^ter of tlie semi- 

 nitrile OUaEt.CHAc.CilPh.CHjCN 

 Guareschi. 56890. 



r 



