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BIBLIOGRAPHY OF CHEMISTRY. 



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 indigenous to France compared to the 



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Optical phenomena and chemical composi- 

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and anilin, Zega. 

 and chlorin, Linde, A. von der. 

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Penta halogen compounds of, Claas- 

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 Organic acids, Affinities, Bader, R. 



Estimation of, by measurement of 



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Organic nitrogen and sulfur compounds, 

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Organic sulfur compounds, Schwalm, A. 



Orientation in aromatic group, Mager, E. 



Ortho-aldehydo acids, Fynn. 



Ortho - aldehydo - phthalic acid, Racine; 

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Ortho-amido-azo-toluene, Wegelin. 



Ortho -amido-benzamid, Formyl deriva- 

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Ortho-amido-benzoic acid, Pini. 



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Ortho-amido-benzyl-anisidin, Birk, R. 



Ortho-amido-ethyl-benzene, Paucksch. 



Ortho-amido-meta-xylene-sulfonic acid, Sar- 



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 Ortho-amido-phenol, Jonas, O. 



Action of acetone on, Bauer, Ad. 

 in toxicology, Weigel. 

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Ortho-amido-toluene-para-sulfonic acid, 

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Ortho and para-toluidin, Hafner, R. 



Ortho-anisidin, Best, T. ; Muhlhauser. 



Ortho-anisol-hydrazin, Reisenegger. 



Ortho-azo compounds, Constitution of, 

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Ortho-azophenetol, Nitration of, Andreae. 



Ortho-benzo-toluid-imid chlorid and sodium 

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Ortho-chloro-benzo-aldoxim, Nissen. 



Ortho-chloro-meta-chloro- benzoic acid , 

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Ortho-chloro-nitro-benzoic acid, Wilkens. 



Ortho-chloro-quinolin, Bodewig, J. 



Ortho-chloro-toluene, Majert. 



Ortho-cresol, Chlorin derivatives of, Mor- 

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