DE135408C - - Google Patents
Info
- Publication number
- DE135408C DE135408C DENDAT135408D DE135408DA DE135408C DE 135408 C DE135408 C DE 135408C DE NDAT135408 D DENDAT135408 D DE NDAT135408D DE 135408D A DE135408D A DE 135408DA DE 135408 C DE135408 C DE 135408C
- Authority
- DE
- Germany
- Prior art keywords
- dye
- patent specification
- reaction
- blue dye
- melt
- 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
- 238000000034 method Methods 0.000 claims description 6
- 239000001045 blue dye Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims description 2
- 230000004927 fusion Effects 0.000 claims 1
- 239000000975 dye Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- FGIUAXJPYTZDNR-UHFFFAOYSA-N Potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 235000011118 potassium hydroxide Nutrition 0.000 description 2
- 235000010333 potassium nitrate Nutrition 0.000 description 2
- 239000004323 potassium nitrate Substances 0.000 description 2
- 230000001476 alcoholic Effects 0.000 description 1
- 150000001454 anthracenes Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- 239000003638 reducing agent Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N sulfonic acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 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
- C09B5/00—Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings
- C09B5/24—Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings the heterocyclic rings being only condensed with an anthraquinone nucleus in 1-2 or 2-3 position
- C09B5/44—Azines of the anthracene series
- C09B5/46—Para-diazines
- C09B5/48—Bis-anthraquinonediazines (indanthrone)
- C09B5/50—Preparation by alkaline melting of 2-amino-anthraquinones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Coloring (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
DE135408C true DE135408C (pt) |
Family
ID=403455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT135408D Active DE135408C (pt) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE135408C (pt) |
-
0
- DE DENDAT135408D patent/DE135408C/de active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2237365A (en) | Production of oximes | |
DE2727345C2 (de) | Verfahren zur Herstellung von 8-Amino-1-naphthol-3,6-disulfonsäure | |
DE135408C (pt) | ||
DE2453529A1 (de) | Verfahren zur herstellung von nitronaphthalinen | |
DE3341883A1 (de) | Verfahren zur herstellung von reinen 3-acetylaminoanilinen | |
DE60317626T2 (de) | Verfahren zur herstellung von 2,5-bis(trifluormethyl)nitrobenzol | |
EP0054809B1 (de) | Verfahren zur Herstellung von 5-Amino-2,4-dimethyl-acetanilid | |
DE1668897C3 (de) | Verfahren zur Herstellung von Hydrazobenzoldisulfonsäuren in Form ihrer Natriumsalze | |
EP0010244A1 (de) | Verfahren zur Herstellung von 4-Nitro-4'-amino-diphenylamin-2-sulfonsäure und 2-Nitro-4'-amino-diphenylamin-4-sulfonsäure | |
DE702889C (de) | Verfahren zur Reinigung von Tetrachlorkohlenstoff | |
DE654458C (de) | Verfahren zur Herstellung von Indigweiss bzw. dessen Alkalisalzen | |
DE432801C (de) | Verfahren zur Herstellung von 2-Chlor-4-nitro-1-aminobenzol | |
EP0002691A1 (de) | Verfahren zur Herstellung von 1-Aminonaphthalin-3,6,8-trisulfonsäure | |
DE491224C (de) | Verfahren zur Darstellung von Arylaminosubstitutionsprodukten von o-Aminoarylmercaptanen | |
DE2455394B2 (de) | Verfahren zur herstellung von dinatrium-4,4'-diaminostilben-2,2'-disulfonat | |
CH632990A5 (de) | Verfahren zur herstellung von aminonaphthalinsulfonsaeuren. | |
DE809811C (de) | Verfahren zur Herstellung eines Aminoguanidinsalzes | |
DE453429C (de) | Verfahren zur Herstellung von Nitrophenolalkylaethern | |
DE67018C (de) | Verfahren zur partiellen Reduction von Dinitroverbindungen | |
DE119756C (pt) | ||
DE764486C (de) | Verfahren zur Darstellung von Trimethyl-p-benzochinon | |
DE910410C (de) | Verfahren zur Herstellung von Vinylchlorid | |
DE1278440B (de) | Verfahren zur Herstellung von Aquocobalamin | |
DE663855C (de) | Verfahren zur Darstellung von Oxycarbonsaeuren | |
DE135407C (pt) |