Journal of the American Chemical Society, Volume 24American Chemical Society, 1902 - Chemistry Features definitive articles and communications, as well as book and software reviews, covering all areas of chemistry. |
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Results 1-5 of 100
Page 8
... gave 0.1532 gram water . III . 0.317 gram chelidonine nitrate gave 0.6738 gram carbon dioxide and 0.1354 gram water . Carbon .. Hydrogen . Calculated for C20H19NO5 . HNO3 . Found . I. II . III . 57.69 4.84 57.69 .... 57.63 5.08 4.86 ...
... gave 0.1532 gram water . III . 0.317 gram chelidonine nitrate gave 0.6738 gram carbon dioxide and 0.1354 gram water . Carbon .. Hydrogen . Calculated for C20H19NO5 . HNO3 . Found . I. II . III . 57.69 4.84 57.69 .... 57.63 5.08 4.86 ...
Page 10
... gave figures that agree with the formula for the triiodide CHNO , .HI.I ,. The black prisms appear to have the formula CH ,, NO.HI.I . Finally a solution of the free alkaloid chelidonine , dissolved in absolute alcohol , gave an optical ...
... gave figures that agree with the formula for the triiodide CHNO , .HI.I ,. The black prisms appear to have the formula CH ,, NO.HI.I . Finally a solution of the free alkaloid chelidonine , dissolved in absolute alcohol , gave an optical ...
Page 11
... gave 0.6680 gram carbon dioxide . Four nitrogen determinations gave the following results : I. 0.1768 gram stylopine gave 0.007478 gram nitrogen . II . 0.177 gram stylopine gave 0.007292 gram nitrogen . III . 0.1824 gram stylopine gave ...
... gave 0.6680 gram carbon dioxide . Four nitrogen determinations gave the following results : I. 0.1768 gram stylopine gave 0.007478 gram nitrogen . II . 0.177 gram stylopine gave 0.007292 gram nitrogen . III . 0.1824 gram stylopine gave ...
Page 12
... gave 0.0486 gram silver iodide . II . 0.1086 gram of the double salt gave 0.050 gram silver iodide . Iodine ... Calculated for C19H19NO3.CHI . 25.5 Found . I. II . 24.7 24.8 Strong potassium hydroxide is absolutely without action upon ...
... gave 0.0486 gram silver iodide . II . 0.1086 gram of the double salt gave 0.050 gram silver iodide . Iodine ... Calculated for C19H19NO3.CHI . 25.5 Found . I. II . 24.7 24.8 Strong potassium hydroxide is absolutely without action upon ...
Page 19
... gave no reaction whatever for nitric or nitrous acid under the most careful tests . The embalmed body was buried ... gave no precipitate with silver nitrate , with or without nitric acid , gave reaction with Schiff's reagent ( fuchsine ...
... gave no reaction whatever for nitric or nitrous acid under the most careful tests . The embalmed body was buried ... gave no precipitate with silver nitrate , with or without nitric acid , gave reaction with Schiff's reagent ( fuchsine ...
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acid solution action added alcohol addition-product alkaline alkaloid alloys alumina aluminum ammonia ammonium amount amyl alcohol analysis anethol antimony apparatus aqua atomic weight barium hydroxide benzene boiling brucine brucine hydrochloride cadmium calculated carbon dioxide cent Chem chemical chemistry color compound concentrated containing crystals determined dibromide dilute dissolved distilled earths edestin erbium ether ethyl alcohol evaporated excess experiments filtered filtrate flask formed fraction gram gram gave gram silver bromide heat hydrochloric acid hydrogen inhibitive insoluble iodide iodine iron laboratory liquid melting metal method methyl mixture molar molecules neutral nitrate nitric acid nitrogen normal obtained oxalate oxide oxygen phosphate platinum portion potash potassium hydroxide precipitate prepared Pres protein pure quantity reaction reagent residue salt sample Section separated silica silver bromide sodium chloride soil soluble solvent substance sulphate sulphide sulphuric acid TABLE tellurium temperature terbia thiocyanate thorium tion tube washed yttria ΙΟ