DE149983C - - Google Patents

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Publication number

DE149983C

DE149983C DENDAT149983D DE149983DA DE149983C DE 149983 C DE149983 C DE 149983C DE NDAT149983 D DENDAT149983 D DE NDAT149983D DE 149983D A DE149983D A DE 149983DA DE 149983 C DE149983 C DE 149983C

Authority

DE

Germany

Prior art keywords

indigo

diaphragm

hydrobromic acid

sulfuric acid

bromine

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

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• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
• 235000000177 Indigofera tinctoria Nutrition 0.000 claims description 7
• 229940097275 indigo Drugs 0.000 claims description 6
• COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 claims description 6
• BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 claims description 5
• 238000005868 electrolysis reaction Methods 0.000 claims description 3
• 238000000034 method Methods 0.000 claims description 3
• CMSRLFLXFXUENW-UHFFFAOYSA-L disodium;2-(3-oxido-1h-indol-2-yl)-1h-indol-3-olate Chemical compound [Na+].[Na+].N1C2=CC=CC=C2C([O-])=C1C1=C([O-])C2=CC=CC=C2N1 CMSRLFLXFXUENW-UHFFFAOYSA-L 0.000 claims description 2
• 230000000694 effects Effects 0.000 claims description 2
• 239000000725 suspension Substances 0.000 claims description 2
• 239000007864 aqueous solution Substances 0.000 claims 1
• 150000001649 bromium compounds Chemical class 0.000 claims 1
• 241001062009 Indigofera Species 0.000 description 5
• WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 4
• CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 4
• 230000031709 bromination Effects 0.000 description 3
• 238000005893 bromination reaction Methods 0.000 description 3
• GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 3
• 229910052794 bromium Inorganic materials 0.000 description 3
• PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
• 238000009835 boiling Methods 0.000 description 2
• 229910000042 hydrogen bromide Inorganic materials 0.000 description 2
• PCKPVGOLPKLUHR-UHFFFAOYSA-N indoxyl Chemical group C1=CC=C2C(O)=CNC2=C1 PCKPVGOLPKLUHR-UHFFFAOYSA-N 0.000 description 2
• LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
• JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
• LRBZENFZSJNJCR-UHFFFAOYSA-N 5-bromo-2-(5-bromo-3-hydroxy-1H-indol-2-yl)indol-3-one Chemical compound [O-]c1c([nH]c2ccc(Br)cc12)C1=[NH+]c2ccc(Br)cc2C1=O LRBZENFZSJNJCR-UHFFFAOYSA-N 0.000 description 1
• UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
• 239000002253 acid Substances 0.000 description 1
• 239000003929 acidic solution Substances 0.000 description 1
• 150000007513 acids Chemical class 0.000 description 1
• 239000011260 aqueous acid Substances 0.000 description 1
• 239000003245 coal Substances 0.000 description 1
• 238000004040 coloring Methods 0.000 description 1
• 230000002349 favourable effect Effects 0.000 description 1
• 229910052739 hydrogen Inorganic materials 0.000 description 1
• 239000001257 hydrogen Substances 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 230000008929 regeneration Effects 0.000 description 1
• 238000011069 regeneration method Methods 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1