ON ABSORPTION SPECTRA OF ORGANIC COMPOUNDS. 351 



Dihydrosinomenin. Kitasato. Acta Phytochim., 3, 175 (1927). 



Dihydroxy benzene. Klingstedt. Acta Acad. Aboensis. Math. Phys., 3, 1 (1924). 



2:4-Dihydroxy-o-benzoylbenzoic acid. Orndorff, Gibbs and Shapiro. J. Amer. 



Chem.Soc, 50, 819(1928). 

 Dihydroxyindole. Ward. Biochem. J., 17, 907 (1923). 



Di-indanylamine. Courtot and Dondelinger. Bull. Soc. Chim., 37, 115 (1925). 

 Di-indanylmethylamine. Courtot and Dondelinger. Bull. Soc. Chim., 37, 115(1925). 

 Di-indanyl-p-naphthylamine. Courtot and Dondelinger. Bull. Soc. Chim., 37, 115 



(1925). 

 Di-indene. Stobbe and Farber. Ber., 57, 1838 (1924). 

 Di-iodoethylene. Errera. J. Phys. Radium, 7, 215 (1926). 

 Diketocydobutane. Lardy. J. Chim. Phys., 21. 353 (1924). 

 Dilactic acid. Dietzel and Krug. Ber., 58, 1307 (1925). 

 3:4-Dimethoxyacetophenone. Tasaki. Acta Phytochim., 3, 259 (1927). 

 3:4-DimethoxyacetylacetophenoDe. Tasaki. Acta Phytochim., 3, 259 (1927). 

 2:5-Dimethoxybenzophenone. Tasaki. Acta Phytochim., 2, 49 (1925). 

 3:4-Dimethoxybenzophenone. Tasaki. Acta Phytochim., 2, 49 (1925). 

 4:4'-Dimethoxybenzoylacetophenone. Tasaki. Acta Phytochim., 3, 259 (1927). 

 2':4'-Dimethoxybenzylacetophenone. Tasaki. Acta Phytochim., 3, 259 (1927). 

 4:4'-Dimethoxybenzylacetophenone. Tasaki. Acta Phytochim., 3, 259 (1927). 

 2:2'-Dimethoxydiphenyl. Tsuzuki. Bull. Chem. Soc, Japan, 2, 79 (1927). 

 4:4'-Dimethoxyphenylacetophenone. Tasaki. Acta Phytochim., 3, 259 (1927). 

 Dimethyl sulphide. Hantzsch. Ber., 58, 612 (1925). 

 Dimethylalloxan. Hantzsch. Ber., 54, 1267 (1921). 



hydrate. Hantzsch. Ber., 54, 1267 (1921). 

 p-Dimethylaminoazobenzene. Thiel, Dassler and Wiilfken. Fortschritte Chem. 



Phys., 18, 79(1924). 

 Dimethylaminobenzoic acid. Hiinecke. Ber., 60, 1451 (1927). 



„ sodium salt. Hunecke. Ber., 60, 1451 (1927). 

 2:5-Dimethyl-l-aminopyrrole-3-carboxylic acid, ethyl ester. Korschun and Roll. Bull. 



Soc. Chim., 39, 1223 (1926). 

 2:5-Dimethyl-l-aminopyrrole-4-carboxylic acid, ethyl ester. Korschun and Roll. 



Bull. Soc. Chim., 33, 55 (1923). 

 2:5-Dimethyl-l-aminopyrrole-3:4-dicarboxylic acid, ethyl ester. Korschun and Roll. 



Bull. Soc. Chim., 39, 1223 (1926). 

 Dimethylaniline. Ley and Pfeiffer. Ber., 54. 363 (1921). 

 l:l'-Dimethyl-2:2'-azocyanine iodide. Hamer. Trans., 125, 1348(1924). 

 2:5-Dimethylbenzophenone. Tasaki. Acta Phytochim., 2, 49 (1925). 

 Dimethylbutadiene. Scheibe. Ber., 59, 1321 (1926). 



Scheibe and Pummerer. Ber., 60, 2163 (1927). 

 2:3-Dimethylchromone. Heilbron, Barnes and Morton. Trans., 123, 2569 (1923). 

 Dimethylchrysin. Tasaki. Acta Phytochim., 2, 119 (1925). 

 a^-Dimethylcinnamic acid. Ley and Rinke. Ber., 56, 771 (1923). 

 l:l-Dimethylc«/dohexane-3:5-dione. Graham and Macbeth. Trans., 121, 2601 (1922). 

 3:6-Dimethyl-l:2-diazine-4-carboxylic acid, ethvl ester. Korschun and Roll. Bull. 



Soc. Chim., 39, 1223 (1926). 

 3:6-Dimethyl-l;2-diazine-4:5-dicarboxylic acid, ethyl ester. Korschun and Roll. 



Bull. Soc. Chim., 39, 1223 (1926). 

 3:6-Dimethyl-4:5-dihydro-l:2-diazine-4-carboxylic acid, ethyl ester. Korschun and 



Roll. Bull. Soc. Chim., 39, 1223 (1926). 

 3:6-Dimethyl-4:5-dihydro-l:2-diazine-4:5-dicarboxylic acid, ethyl ester. Korschun and 



Roll. Bull. Soc. Chim., 39, 1223 (1926). 

 Dimethyldiketocyctobutane. Lardy. J. Chim. Phys., 21, 353 (1924). 

 Dimethyldiphenyldiketocj/ctobutane. Lardy. J. Chim. Phys., 21, 353 (1924). 

 Dimethylglyoxime, copper salt. Acly and French. J. Amer. Chem. Soc, 49, 847 

 (1927). 

 anhydride. Acly and French. J. Amer. Chem. Soc, 49,847 (1927). 

 Dimethylisatin. Hantzsch. Ber., 54, 1221 (1921). 

 Dimethylisatin-0-methyl ether. Hantzsch. Ber., 56, 1543 (1923). 

 Dimethylisatol. Hantzsch. Ber., 54, 1221 (1921). 

 2;6-Dimethylnaphthalene. de Laszlo. Compt. rend., 180, 203 (1925) ; Zeit. Phvs. 



Chem., 118, 369 (1925). 

 2:7-DimethvlnaphthaIene. de Laszlo. Zeit. phys. Chem., 118, 369 (1925). 



