DE180097C - - Google Patents
Info
- Publication number
- DE180097C DE180097C DENDAT180097D DE180097DA DE180097C DE 180097 C DE180097 C DE 180097C DE NDAT180097 D DENDAT180097 D DE NDAT180097D DE 180097D A DE180097D A DE 180097DA DE 180097 C DE180097 C DE 180097C
- Authority
- DE
- Germany
- Prior art keywords
- indigo
- sulfuric acid
- acid
- product
- mixture
- 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.)
- Active
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 19
- 235000000177 Indigofera tinctoria Nutrition 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 10
- 229940097275 indigo Drugs 0.000 claims description 10
- 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 10
- 238000000034 method Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 1
- 239000004927 clay Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 1
- 235000011152 sodium sulphate Nutrition 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- JMEVHYCNAPFOAB-UHFFFAOYSA-N 2-(3-hydroxy-5-sulfo-1H-indol-2-yl)-3-oxoindole-5-sulfonic acid Chemical compound Oc1c([nH]c2ccc(cc12)S(O)(=O)=O)C1=Nc2ccc(cc2C1=O)S(O)(=O)=O JMEVHYCNAPFOAB-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 241000854350 Enicospilus group Species 0.000 description 1
- QQILFGKZUJYXGS-UHFFFAOYSA-N Indigo dye Chemical compound C1=CC=C2C(=O)C(C3=C(C4=CC=CC=C4N3)O)=NC2=C1 QQILFGKZUJYXGS-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- HIFJUMGIHIZEPX-UHFFFAOYSA-N sulfuric acid;sulfur trioxide Chemical compound O=S(=O)=O.OS(O)(=O)=O HIFJUMGIHIZEPX-UHFFFAOYSA-N 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B7/00—Indigoid dyes
- C09B7/02—Bis-indole indigos
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE180097C true DE180097C (en:Method) |
Family
ID=444379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT180097D Active DE180097C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE180097C (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018100277A1 (fr) * | 2016-12-01 | 2018-06-07 | Provepharm Life Solutions | Procede de preparation du carmin d'indigo |
-
0
- DE DENDAT180097D patent/DE180097C/de active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018100277A1 (fr) * | 2016-12-01 | 2018-06-07 | Provepharm Life Solutions | Procede de preparation du carmin d'indigo |
| FR3059664A1 (fr) * | 2016-12-01 | 2018-06-08 | Provepharm Solutions | Procede de preparation du carmin d’indigo |
| AU2017369779B2 (en) * | 2016-12-01 | 2020-01-02 | Provepharm Life Solutions | Process for preparing indigo carmine |
| US10767054B2 (en) | 2016-12-01 | 2020-09-08 | Provepharm Life Solutions | Process for preparing indigo carmine |
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