SUBJECT-INDEX TO TITLES. 



475 



Diphenylamin, Derivatives of, Gnehm. 

 Diphenylamin derivatives of oxy-carboxylic 



acids, Haanen. 

 Diphenylamin-ethylidin-pbosphoric acid, 



Burschell. 

 Diphenylene, Arx ; Kunz, R. ; Strasser, H. 



Derivatives of, Reuland. 

 Diphenylene-glycolic acid, Kolvenbach. 

 Diphenylene-ketone oxid, Arbenz. 

 Diphenybc derivatives, Werner, Paul. 

 Diphthabc acid, Dobref ; Juillard, B. 

 Dipropyl-toluene, Action of potassium 



permanganate on, Eller. 

 Dipseudo-cumyl-trichloro-etbane, Zerbe. 

 Diquinaldin, Ilinz. 

 Diquinolyl, Golinelli. 

 Disalicylic aldehyde, Bradley. 

 Dis-diazo salts, Girard, O. 

 Dis-diazo-amido compounds, Badl. 

 Disinfectants, Chateau ; Desmons ; Va- 



lacca. 

 Disinfection, Agents in, Signoret. 

 Disodium-acetone-dicarboxylic-diethyl es- 

 ter, Bosch. 

 Disodium-acetone-dicarboxylic ester and 

 mono-chloro-acetic ester, Oelsner. 

 Disodium-malonic ester and dibromo-nor- 



mal-hexane, Peters, Kurt. 

 Dispersion by rotation and by refraction, 



Steinheil. 

 Dispersion curves, Anomalous, of solid 



dyestufifs, Pfliiger. 

 Dissociation, Calame ; Causse, H. E. ; 

 Imbert ; Trevor, 

 and contact action, Konovalof. (R.) 

 Dissociation-heat of organic acids, Hure- 



witsch. 

 Dissociation, of ammoniacal chlorids, Isam- 

 bert. 

 of bibasic organic acids. Smith, W. A. 

 of saline hydrates, Lescoeur, H. 

 Dissociation, solubility and heat of solu- 

 tion, Maarseveen. 

 Distillation, applied to plants, Costin. 

 Fractional, Kreis. 

 in retorts. Sorbet, 

 in vacuo, Dyes ; Weilandt. 

 Distilled waters of pharmacy. Fine. 

 Disulfids and ammonia, Stern, Alfred. 

 Disulfones and trisulfones, Fromm, E. 



Dithienyl, Bredt, T. 

 Dithio-sulfuric acid, Courant, E. 

 Dithionates of lead and strontium. Optical 



study of, Bodlander. 

 Ditoluido-succinic acid, Junghahn. 

 Ditolyl compounds, Sampaio. 

 Ditolyl-dicyanid, Sinner. 

 Ditolyl-ketipinic acid, Dinitril of, Volhard. 

 Ditolyl-phthalid, Moller, F. 

 Ditolyl-propionic acid, Haiss. 

 Ditolyl-thio-carbazone, Wolf, F. H. 

 Dithio-urazol, Imgart. 

 Ditolylamin, Carbaminic acichlorid of, 



Hammerich. 

 Dixanthone and quinoxanthone, Seid- 



mann. 

 Dixylyl-ethylene-diketone, Mau, A. 

 Dixylyl-phlhalid, Ewart. 

 Dogs, Alimentation of, Adrian, C. 

 Double chlorids. Are they salts ? Deherain. 

 Double decompositions, Joulin. 



Law of, Klobb. 

 Double salts. Constitution of, Merges. 

 Dragon's blood, Dieterich. 

 Drimys chilensis. Bark of, Mauch. 

 Duboisin, Petersen, F. K. 

 Dulcite, Bouchardat, G. ; Lampe, W. 



Optical behavior of, Crossley. 

 Durol, Schnapauff. 

 Durol, (Iso-), Weiler. 

 Durol-carboxylicacid, Molz ; Wohler. 

 Durol-sulfuric acid, Bielefeldt. 

 Durols, Oxidation products of three, Bruns, 



E. 

 Duryl-methyl-ketone, Folisch. 



Symmetric and asymmetric, Focking. 

 Dyeing, Theory of, Schafer, Jul. ; Rotheli. 

 Dyes, Testing artificial, Springmuhl. 

 Dyestuff from dimethyl and paraphenylene- 



diamin, Koch, Ad. 

 Dynamite, Cavalier. 



E. 



Earths, Massabie. 

 Ecgonin, Friedlander, A. 

 Ecgoninamid, Norwall. 

 Efflorescence, Schorn. 



Eggerfz' method of determining sulfur in 

 iron, Moeller, G. 



