DE254365C - - Google Patents

Info

Publication number

DE254365C

DE254365C DENDAT254365D DE254365DA DE254365C DE 254365 C DE254365 C DE 254365C DE NDAT254365 D DENDAT254365 D DE NDAT254365D DE 254365D A DE254365D A DE 254365DA DE 254365 C DE254365 C DE 254365C

Authority

DE

Germany

Prior art keywords

indoxyl

parts

isatin

condensation

water

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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• PCKPVGOLPKLUHR-UHFFFAOYSA-N indoxyl Chemical group C1=CC=C2C(O)=CNC2=C1 PCKPVGOLPKLUHR-UHFFFAOYSA-N 0.000 claims description 17
• JXDYKVIHCLTXOP-UHFFFAOYSA-N isatin Chemical compound C1=CC=C2C(=O)C(=O)NC2=C1 JXDYKVIHCLTXOP-UHFFFAOYSA-N 0.000 claims description 16
• 239000007859 condensation product Substances 0.000 claims description 6
• 239000000047 product Substances 0.000 claims description 5
• 238000000034 method Methods 0.000 claims description 3
• 238000006467 substitution reaction Methods 0.000 claims description 3
• 235000000177 Indigofera tinctoria Nutrition 0.000 claims description 2
• 229940097275 indigo Drugs 0.000 claims description 2
• 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 2
• LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims 1
• 238000002360 preparation method Methods 0.000 claims 1
• QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 11
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
• -1 indoxyl sodium Chemical compound 0.000 description 5
• CRDNMYFJWFXOCH-YPKPFQOOSA-N (3z)-3-(3-oxo-1h-indol-2-ylidene)-1h-indol-2-one Chemical compound N/1C2=CC=CC=C2C(=O)C\1=C1/C2=CC=CC=C2NC1=O CRDNMYFJWFXOCH-YPKPFQOOSA-N 0.000 description 4
• WSTRYEOEMXCRSG-UHFFFAOYSA-N 1,4-dibromoindole-2,3-dione Chemical compound C1=CC=C(Br)C2=C1N(Br)C(=O)C2=O WSTRYEOEMXCRSG-UHFFFAOYSA-N 0.000 description 3
• 238000009833 condensation Methods 0.000 description 3
• 230000005494 condensation Effects 0.000 description 3
• 239000013078 crystal Substances 0.000 description 3
• 229910052708 sodium Inorganic materials 0.000 description 3
• 239000011734 sodium Substances 0.000 description 3
• CRDNMYFJWFXOCH-BUHFOSPRSA-N Couroupitine B Natural products N\1C2=CC=CC=C2C(=O)C/1=C1/C2=CC=CC=C2NC1=O CRDNMYFJWFXOCH-BUHFOSPRSA-N 0.000 description 2
• JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
• CRDNMYFJWFXOCH-UHFFFAOYSA-N isoindigotin Natural products N1C2=CC=CC=C2C(=O)C1=C1C2=CC=CC=C2NC1=O CRDNMYFJWFXOCH-UHFFFAOYSA-N 0.000 description 2
• 239000007858 starting material Substances 0.000 description 2
• QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
• AXDJCCTWPBKUKL-UHFFFAOYSA-N 4-[(4-aminophenyl)-(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydron;chloride Chemical compound Cl.C1=CC(=N)C(C)=CC1=C(C=1C=CC(N)=CC=1)C1=CC=C(N)C=C1 AXDJCCTWPBKUKL-UHFFFAOYSA-N 0.000 description 1
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
• DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
• 150000001622 bismuth compounds Chemical class 0.000 description 1
• 238000009835 boiling Methods 0.000 description 1
• 150000001875 compounds Chemical class 0.000 description 1
• 238000001035 drying Methods 0.000 description 1
• 239000000975 dye Substances 0.000 description 1
• 230000008030 elimination Effects 0.000 description 1
• 238000003379 elimination reaction Methods 0.000 description 1
• 235000013312 flour Nutrition 0.000 description 1
• 239000007788 liquid Substances 0.000 description 1
• 239000000155 melt Substances 0.000 description 1
• 239000003960 organic solvent Substances 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 239000002244 precipitate Substances 0.000 description 1
• 239000001047 purple dye Substances 0.000 description 1
• UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
• 230000009257 reactivity Effects 0.000 description 1
• 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
• 238000000859 sublimation Methods 0.000 description 1
• 230000008022 sublimation Effects 0.000 description 1