DE190293C - - Google Patents

Info

Publication number

DE190293C

DE190293C DENDAT190293D DE190293DA DE190293C DE 190293 C DE190293 C DE 190293C DE NDAT190293 D DENDAT190293 D DE NDAT190293D DE 190293D A DE190293D A DE 190293DA DE 190293 C DE190293 C DE 190293C

Authority

DE

Germany

Prior art keywords

violet

dye

oxy

vat

blue

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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• 239000000975 dye Substances 0.000 claims description 6
• 239000000984 vat dye Substances 0.000 claims description 5
• FCEHBMOGCRZNNI-UHFFFAOYSA-N Benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 claims description 3
• 238000004519 manufacturing process Methods 0.000 claims 1
• UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 4
• HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
• 235000005811 Viola adunca Nutrition 0.000 description 2
• 240000009038 Viola odorata Species 0.000 description 2
• 235000013487 Viola odorata Nutrition 0.000 description 2
• 235000002254 Viola papilionacea Nutrition 0.000 description 2
• RWSOTUBLDIXVET-UHFFFAOYSA-N dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
• 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• 229920000742 Cotton Polymers 0.000 description 1
• 241000854350 Enicospilus group Species 0.000 description 1
• 229940097275 Indigo Drugs 0.000 description 1
• 240000007871 Indigofera tinctoria Species 0.000 description 1
• 235000000177 Indigofera tinctoria Nutrition 0.000 description 1
• JVBXVOWTABLYPX-UHFFFAOYSA-L Sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 1
• 239000002253 acid Substances 0.000 description 1
• 238000009835 boiling Methods 0.000 description 1
• 238000009833 condensation Methods 0.000 description 1
• 230000005494 condensation Effects 0.000 description 1
• 239000007859 condensation product Substances 0.000 description 1
• 238000003379 elimination reaction Methods 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 239000002244 precipitate Substances 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 239000000047 product Substances 0.000 description 1
• 238000001953 recrystallisation Methods 0.000 description 1
• 239000003638 reducing agent Substances 0.000 description 1
• 238000010992 reflux Methods 0.000 description 1
• 238000000926 separation method Methods 0.000 description 1
• 235000011121 sodium hydroxide Nutrition 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1