Anthracen, tr. and ed. by W. Crookes1877 |
Des de l'interior del llibre
Resultats 1 - 5 de 40.
Pàgina xii
... Purpurin . 195 History of . Preparation of , Robiquet and Colin's method · 195 . 196 Runge's method 196 • Method of Debus . 197 E. Kopp's method Action as a dye . 197 . 199 Purpuramid , or purpurein Triethylpurpurin Hydrate of purpurin ...
... Purpurin . 195 History of . Preparation of , Robiquet and Colin's method · 195 . 196 Runge's method 196 • Method of Debus . 197 E. Kopp's method Action as a dye . 197 . 199 Purpuramid , or purpurein Triethylpurpurin Hydrate of purpurin ...
Pàgina xiii
... 215 217 B - Monosulphoanthracenic acid . 219 Receipts for dyeing and printing with natural and artificial alizarin Dyeing with purpurin • . 219 . 220 224 ANTHRACEN AND ITS DERIVATIVES . 15 In the year 1832 CONTENTS . xiii.
... 215 217 B - Monosulphoanthracenic acid . 219 Receipts for dyeing and printing with natural and artificial alizarin Dyeing with purpurin • . 219 . 220 224 ANTHRACEN AND ITS DERIVATIVES . 15 In the year 1832 CONTENTS . xiii.
Pàgina 107
... purpurin , which has not yet been found in natural alizarin . Oxyacetylanthraquinon , C11H , 02 is obtained by heating oxyanthraquinon to 160 ° with anhy- drous acetic acid . On recrystallisation from alcohol it forms small felted ...
... purpurin , which has not yet been found in natural alizarin . Oxyacetylanthraquinon , C11H , 02 is obtained by heating oxyanthraquinon to 160 ° with anhy- drous acetic acid . On recrystallisation from alcohol it forms small felted ...
Pàgina 112
... purpurin ? ) on fusion with hydrate of potassa . Alizarin , CH ( O2 ) ” ( OH ) 2 . The earliest chemical researches on the madder root are due to Watt , Buchholz , Hausmann , Kuhlmann , & c . These investigations related to the ...
... purpurin ? ) on fusion with hydrate of potassa . Alizarin , CH ( O2 ) ” ( OH ) 2 . The earliest chemical researches on the madder root are due to Watt , Buchholz , Hausmann , Kuhlmann , & c . These investigations related to the ...
Pàgina 113
... purpurin , was attended with great difficulties . Pure alizarin , notwithstanding its enor- mous consumption , remained a chemical curiosity . 9 8 30 10 9 ° 14 5 49 Robiquet was the first who analysed alizarin and obtained numbers which ...
... purpurin , was attended with great difficulties . Pure alizarin , notwithstanding its enor- mous consumption , remained a chemical curiosity . 9 8 30 10 9 ° 14 5 49 Robiquet was the first who analysed alizarin and obtained numbers which ...
Frases i termes més freqüents
acetic ether alcohol alcoholic solution alizarin alkali ammonia anthra anthracen anthracendihydride anthraflavic acid anthraquinon aqueous solution baryta barytic salt benzol bibromanthracen bisulphide of carbon blue bromine brown cent Centralblatt Chem chloride chromic acid chrysammic acid chrysophanic acid cold colouring matter compound concentrated sulphuric acid converted Crown 8vo crystallisation from alcohol crystals decomposed deposited deutsch dilute dinitroanthraquinon dissolves distillation dried Edition ether evaporation filtered filtrate flocks formation formed formula Gesellsch glacial acetic acid Graebe and Liebermann grms heated hydrate of potassa hydriodic acid hydrocarbon hydrochloric acid hydroxyls insoluble isopurpurin lime liquid madder mass melting melting-point methylanthracen mixture mordants naphthalin nitric acid obtained oxidation oxidising agents oxyanthraquinon Pharm phthalic acid potash powder precipitate purified purpurin quinon reaction readily soluble red colour residue Schunck Schützenberger soda soluble in alcohol soluble in water sparingly soluble sublimes substance sulpho-acids sulphuric acid temperature tion whilst Woodcuts yellow colour yellow needles yields
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