DE172168C - - Google Patents

Info

Publication number

DE172168C

DE172168C DENDAT172168D DE172168DA DE172168C DE 172168 C DE172168 C DE 172168C DE NDAT172168 D DENDAT172168 D DE NDAT172168D DE 172168D A DE172168D A DE 172168DA DE 172168 C DE172168 C DE 172168C

Authority

DE

Germany

Prior art keywords

black

disulfonic acid

dioxynaphthalene

blue

phenylenediamine

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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• 239000002253 acid Substances 0.000 claims description 17
• 239000000975 dye Substances 0.000 claims description 11
• 210000002268 Wool Anatomy 0.000 claims description 5
• 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 claims description 4
• 150000008049 diazo compounds Chemical class 0.000 claims description 3
• 239000000987 azo dye Substances 0.000 claims description 2
• 230000001808 coupling Effects 0.000 description 5
• 238000010168 coupling process Methods 0.000 description 5
• 238000005859 coupling reaction Methods 0.000 description 5
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
• UIIMBOGNXHQVGW-UHFFFAOYSA-M NaHCO3 Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
• JHZHQAKIEKBDQA-UHFFFAOYSA-N [N+](=O)([O-])CC(=O)NC1=CC=C(C=C1)N Chemical compound [N+](=O)([O-])CC(=O)NC1=CC=C(C=C1)N JHZHQAKIEKBDQA-UHFFFAOYSA-N 0.000 description 2
• 230000002378 acidificating Effects 0.000 description 2
• 150000007513 acids Chemical class 0.000 description 2
• 238000009835 boiling Methods 0.000 description 2
• 238000003776 cleavage reaction Methods 0.000 description 2
• JMGOORYWTOXUQE-XOBOFAKPSA-N (6Z)-4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonic acid Chemical compound OS(=O)(=O)C1=CC=2C=C(S(O)(=O)=O)\C(=N/NC=3C=CC=CC=3)C(=O)C=2C(N)=C1N=NC1=CC=C([N+]([O-])=O)C=C1 JMGOORYWTOXUQE-XOBOFAKPSA-N 0.000 description 1
• ISFYBUAVOZFROB-UHFFFAOYSA-N 4-ethoxy-2-nitroaniline Chemical compound CCOC1=CC=C(N)C([N+]([O-])=O)=C1 ISFYBUAVOZFROB-UHFFFAOYSA-N 0.000 description 1
• BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
• CHMBIJAOCISYEW-UHFFFAOYSA-N N-(4-aminophenyl)acetamide Chemical compound CC(=O)NC1=CC=C(N)C=C1 CHMBIJAOCISYEW-UHFFFAOYSA-N 0.000 description 1
• 239000007864 aqueous solution Substances 0.000 description 1
• 239000003086 colorant Substances 0.000 description 1
• 238000004040 coloring Methods 0.000 description 1
• 238000004043 dyeing Methods 0.000 description 1
• 238000002955 isolation Methods 0.000 description 1
• NYGZLYXAPMMJTE-UHFFFAOYSA-M metanil yellow Chemical group [Na+].[O-]S(=O)(=O)C1=CC=CC(N=NC=2C=CC(NC=3C=CC=CC=3)=CC=2)=C1 NYGZLYXAPMMJTE-UHFFFAOYSA-M 0.000 description 1
• 150000002828 nitro derivatives Chemical class 0.000 description 1
• 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
• 235000017557 sodium bicarbonate Nutrition 0.000 description 1
• 239000000243 solution Substances 0.000 description 1
• 238000003756 stirring Methods 0.000 description 1
• IVNZBWNBYXERPK-DZGBHZPSSA-K trisodium;(8Z)-7-oxo-8-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-1,3-disulfonate Chemical compound [Na+].[Na+].[Na+].C1=CC=C2C(N\N=C3/C(=O)C=CC=4C=C(C=C(C=43)S([O-])(=O)=O)S(=O)(=O)[O-])=CC=C(S([O-])(=O)=O)C2=C1 IVNZBWNBYXERPK-DZGBHZPSSA-K 0.000 description 1