DE231407A - - Google Patents

Info

Publication number

DE231407A

DE231407A DE231407A DE 231407 A DE231407 A DE 231407A DE 231407 A DE231407 A DE 231407A

Authority

DE

Germany

Prior art keywords

bromine

parts

indigo

indigos

sulfuric acid

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.)

Pending

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• 235000000177 Indigofera tinctoria Nutrition 0.000 claims description 12
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 11
• KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical group CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 claims description 6
• XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 claims description 6
• 238000000034 method Methods 0.000 claims description 3
• 238000004519 manufacturing process Methods 0.000 claims description 2
• 240000004343 Indigofera suffruticosa Species 0.000 claims 1
• 230000004048 modification Effects 0.000 claims 1
• 238000012986 modification Methods 0.000 claims 1
• 241001062009 Indigofera Species 0.000 description 11
• WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 9
• GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 9
• 229910052794 bromium Inorganic materials 0.000 description 9
• 239000000975 dye Substances 0.000 description 6
• 229940097275 indigo Drugs 0.000 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 description 6
• LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 4
• 239000000203 mixture Substances 0.000 description 4
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• 238000001816 cooling Methods 0.000 description 3
• ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
• 230000031709 bromination Effects 0.000 description 2
• 238000005893 bromination reaction Methods 0.000 description 2
• 229910052801 chlorine Inorganic materials 0.000 description 2
• 239000000460 chlorine Substances 0.000 description 2
• 239000000446 fuel Substances 0.000 description 2
• ORFSSYGWXNGVFB-UHFFFAOYSA-N sodium 4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonic acid Chemical compound COC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C3)C(=CC(=C4N)S(=O)(=O)O)S(=O)(=O)O)O)OC)N=NC5=C(C6=C(C=C5)C(=CC(=C6N)S(=O)(=O)O)S(=O)(=O)O)O.[Na+] ORFSSYGWXNGVFB-UHFFFAOYSA-N 0.000 description 2
• 238000010626 work up procedure Methods 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
• 241000974482 Aricia saepiolus Species 0.000 description 1
• 241000854350 Enicospilus group Species 0.000 description 1
• SYKNUAWMBRIEKB-UHFFFAOYSA-N [Cl].[Br] Chemical group [Cl].[Br] SYKNUAWMBRIEKB-UHFFFAOYSA-N 0.000 description 1
• 238000009835 boiling Methods 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 238000000746 purification Methods 0.000 description 1
• 235000011121 sodium hydroxide Nutrition 0.000 description 1
• 238000006467 substitution reaction Methods 0.000 description 1
• 238000005987 sulfurization reaction Methods 0.000 description 1