DE128854C - - Google Patents
Info
- Publication number
- DE128854C DE128854C DENDAT128854D DE128854DA DE128854C DE 128854 C DE128854 C DE 128854C DE NDAT128854 D DENDAT128854 D DE NDAT128854D DE 128854D A DE128854D A DE 128854DA DE 128854 C DE128854 C DE 128854C
- Authority
- DE
- Germany
- Prior art keywords
- dinitrocarbazole
- acids
- monosulfonic
- acid
- sulfuric acid
- 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
- 239000002253 acid Substances 0.000 claims description 21
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 21
- 150000007513 acids Chemical class 0.000 claims description 14
- XLBFJNIDCFVJGW-UHFFFAOYSA-N 1,2-dinitro-9H-carbazole Chemical compound C1=CC=C2C3=CC=C([N+](=O)[O-])C([N+]([O-])=O)=C3NC2=C1 XLBFJNIDCFVJGW-UHFFFAOYSA-N 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 235000002639 sodium chloride Nutrition 0.000 claims description 8
- 239000011780 sodium chloride Substances 0.000 claims description 8
- 150000003839 salts Chemical class 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 2
- 159000000000 sodium salts Chemical class 0.000 claims description 2
- 238000005987 sulfurization reaction Methods 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical class N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- -1 amido compound Chemical class 0.000 description 2
- 239000000987 azo dye Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- VYOKOQDVBBWPKO-UHFFFAOYSA-N 1-nitro-9H-carbazole Chemical compound N1C2=CC=CC=C2C2=C1C([N+](=O)[O-])=CC=C2 VYOKOQDVBBWPKO-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 210000002268 Wool Anatomy 0.000 description 1
- 159000000009 barium salts Chemical class 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 230000002035 prolonged Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N sulfonic acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/56—Ring systems containing three or more rings
- C07D209/80—[b, c]- or [b, d]-condensed
- C07D209/82—Carbazoles; Hydrogenated carbazoles
- C07D209/88—Carbazoles; Hydrogenated carbazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the ring system
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE128854C true DE128854C (it) |
Family
ID=397357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT128854D Active DE128854C (it) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE128854C (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE748290C (de) * | 1941-06-04 | 1944-10-30 | Verfahren zur Herstellung von Chlorierungsprodukten des 3,6-Dinitrocarbazols |
-
0
- DE DENDAT128854D patent/DE128854C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE748290C (de) * | 1941-06-04 | 1944-10-30 | Verfahren zur Herstellung von Chlorierungsprodukten des 3,6-Dinitrocarbazols |
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