DE123886C - - Google Patents
Info
- Publication number
- DE123886C DE123886C DENDAT123886D DE123886DA DE123886C DE 123886 C DE123886 C DE 123886C DE NDAT123886 D DENDAT123886 D DE NDAT123886D DE 123886D A DE123886D A DE 123886DA DE 123886 C DE123886 C DE 123886C
- Authority
- DE
- Germany
- Prior art keywords
- carbon disulfide
- acid
- amido
- sulfonic acids
- 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
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 24
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 7
- UMGDCJDMYOKAJW-UHFFFAOYSA-N aminothiocarboxamide Natural products NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- 150000002790 naphthalenes Chemical class 0.000 claims description 3
- 150000003460 sulfonic acids Chemical class 0.000 claims description 3
- -1 thiourea sulfonic acids Chemical class 0.000 claims description 3
- 150000003585 thioureas Chemical class 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 238000012986 modification Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 239000002253 acid Substances 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 150000008049 diazo compounds Chemical class 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- ZWZVWGITAAIFPS-UHFFFAOYSA-N thiophosgene Chemical compound ClC(Cl)=S ZWZVWGITAAIFPS-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C335/00—Thioureas, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C335/04—Derivatives of thiourea
- C07C335/16—Derivatives of thiourea having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C335/18—Derivatives of thiourea having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton being further substituted by singly-bound oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE123886C true DE123886C (cg-RX-API-DMAC7.html) |
Family
ID=392709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT123886D Active DE123886C (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE123886C (cg-RX-API-DMAC7.html) |
-
0
- DE DENDAT123886D patent/DE123886C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE123886C (cg-RX-API-DMAC7.html) | ||
| EP0063319B1 (de) | Verfahren zur Herstellung von wasserlöslichen oder selbstdispergierenden Harzgerbstoffen für die Nachgerbung von Leder und ihre Verwendung | |
| DE2055292C3 (de) | Verfahren zum Fraktionieren von Ligninsulfonsäuren | |
| DE3800392C2 (cg-RX-API-DMAC7.html) | ||
| DE639787C (de) | Verfahren zur Herstellung von Eisenledern | |
| DE251937C (cg-RX-API-DMAC7.html) | ||
| AT124692B (de) | Verfahren zum Ausgerben von Leder. | |
| DE1617948C (de) | Verfahren zur Herstellung eines das retikuloendothelialen Systems stimulieren den Stoffs | |
| DE420802C (de) | Verfahren zur Herstellung von Gerbstoffen aus Sulfitcelluloseablauge | |
| DE251935C (cg-RX-API-DMAC7.html) | ||
| DE2603871B2 (de) | Verfahren zur Reinigung von Abwässern | |
| EP0122501A1 (de) | Verfahren zur Herstellung basischer Chrom-Aluminium-Sulfate | |
| CH616447A5 (cg-RX-API-DMAC7.html) | ||
| DE291351C (cg-RX-API-DMAC7.html) | ||
| CH676365A5 (cg-RX-API-DMAC7.html) | ||
| DE680428C (de) | Herstellung von festem Alkalicyanid | |
| DE97207C (cg-RX-API-DMAC7.html) | ||
| DE2107970B2 (de) | Verfahren zur Herstellung sulfathaltiger, basischer Aluminiumchloride | |
| DE122286C (cg-RX-API-DMAC7.html) | ||
| DE89242C (cg-RX-API-DMAC7.html) | ||
| DE1048567B (cg-RX-API-DMAC7.html) | ||
| DE53282C (de) | Verfahren zur Darstellung von Dinitrodibenzylbenzidin und -tolidin und Ueberführung derselben in Diamidodibenzylbenzidin und -tolidin | |
| DE116959C (cg-RX-API-DMAC7.html) | ||
| DE635342C (de) | Verfahren zur Herstellung von Cholinverbindungen | |
| AT94210B (de) | Verfahren zur Herstellung künstlicher Gerbstoffe. |