DE92998C - - Google Patents
Info
- Publication number
- DE92998C DE92998C DENDAT92998D DE92998DA DE92998C DE 92998 C DE92998 C DE 92998C DE NDAT92998 D DENDAT92998 D DE NDAT92998D DE 92998D A DE92998D A DE 92998DA DE 92998 C DE92998 C DE 92998C
- Authority
- DE
- Germany
- Prior art keywords
- dinitroanthraquinone
- sulfuric acid
- water
- melt
- electric current
- 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 12
- NMNSBFYYVHREEE-UHFFFAOYSA-N 1,2-dinitroanthracene-9,10-dione Chemical compound C1=CC=C2C(=O)C3=C([N+]([O-])=O)C([N+](=O)[O-])=CC=C3C(=O)C2=C1 NMNSBFYYVHREEE-UHFFFAOYSA-N 0.000 claims 7
- 239000000975 dye Substances 0.000 claims 4
- 238000006243 chemical reaction Methods 0.000 claims 3
- 239000000155 melt Substances 0.000 claims 3
- 238000000034 method Methods 0.000 claims 3
- 230000001603 reducing effect Effects 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 3
- 150000008064 anhydrides Chemical class 0.000 claims 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 claims 1
- 150000004056 anthraquinones Chemical class 0.000 claims 1
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000004040 coloring Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 239000000706 filtrate Substances 0.000 claims 1
- 239000005457 ice water Substances 0.000 claims 1
- 239000000983 mordant dye Substances 0.000 claims 1
- 238000005121 nitriding Methods 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 235000002639 sodium chloride Nutrition 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- HIFJUMGIHIZEPX-UHFFFAOYSA-N sulfuric acid;sulfur trioxide Chemical compound O=S(=O)=O.OS(O)(=O)=O HIFJUMGIHIZEPX-UHFFFAOYSA-N 0.000 claims 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
- C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
- C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
- C09B1/52—Amino-hydroxy-anthraquinones; Ethers and esters thereof sulfonated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE92998C true DE92998C (enrdf_load_stackoverflow) |
Family
ID=364463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT92998D Active DE92998C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE92998C (enrdf_load_stackoverflow) |
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0
- DE DENDAT92998D patent/DE92998C/de active Active