SU927112A3 - Способ получени щелочных солей 4,4'-динитростильбен-2,2'-дисульфокислоты - Google Patents
Способ получени щелочных солей 4,4'-динитростильбен-2,2'-дисульфокислоты Download PDFInfo
- Publication number
- SU927112A3 SU927112A3 SU802930005A SU2930005A SU927112A3 SU 927112 A3 SU927112 A3 SU 927112A3 SU 802930005 A SU802930005 A SU 802930005A SU 2930005 A SU2930005 A SU 2930005A SU 927112 A3 SU927112 A3 SU 927112A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- disulfonic acid
- solution
- disodium salt
- dinitrostilben
- instead
- Prior art date
Links
- 239000002253 acid Substances 0.000 title claims description 27
- 238000000034 method Methods 0.000 title claims description 15
- 150000001447 alkali salts Chemical class 0.000 title 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 66
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 48
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 18
- 230000003647 oxidation Effects 0.000 claims description 13
- 238000007254 oxidation reaction Methods 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 12
- 239000003054 catalyst Substances 0.000 claims description 11
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical class [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- 229910001385 heavy metal Inorganic materials 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- ZDTXQHVBLWYPHS-UHFFFAOYSA-N 4-nitrotoluene-2-sulfonic acid Chemical class CC1=CC=C([N+]([O-])=O)C=C1S(O)(=O)=O ZDTXQHVBLWYPHS-UHFFFAOYSA-N 0.000 claims description 5
- SUAKHGWARZSWIH-UHFFFAOYSA-N N,N‐diethylformamide Chemical compound CCN(CC)C=O SUAKHGWARZSWIH-UHFFFAOYSA-N 0.000 claims description 5
- AJFDBNQQDYLMJN-UHFFFAOYSA-N n,n-diethylacetamide Chemical compound CCN(CC)C(C)=O AJFDBNQQDYLMJN-UHFFFAOYSA-N 0.000 claims description 4
- 150000002894 organic compounds Chemical class 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- 235000011118 potassium hydroxide Nutrition 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 3
- 159000000011 group IA salts Chemical class 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 150000004703 alkoxides Chemical class 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 53
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 36
- 239000000243 solution Substances 0.000 description 34
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical class [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 32
- 239000011541 reaction mixture Substances 0.000 description 21
- 239000000843 powder Substances 0.000 description 19
- 239000011780 sodium chloride Substances 0.000 description 18
- 239000000725 suspension Substances 0.000 description 14
- 238000002798 spectrophotometry method Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- KHYMHQBQSOPFBF-UHFFFAOYSA-N 5,5-dinitro-2-(2-phenylethenyl)cyclohex-3-ene-1,1-disulfonic acid Chemical compound OS(=O)(=O)C1(S(O)(=O)=O)CC([N+]([O-])=O)([N+]([O-])=O)C=CC1C=CC1=CC=CC=C1 KHYMHQBQSOPFBF-UHFFFAOYSA-N 0.000 description 7
- 239000007795 chemical reaction product Substances 0.000 description 7
- -1 hexamethylphosphoric acid Chemical compound 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 6
- 159000000000 sodium salts Chemical class 0.000 description 6
- ISPYRSDWRDQNSW-UHFFFAOYSA-L manganese(II) sulfate monohydrate Chemical compound O.[Mn+2].[O-]S([O-])(=O)=O ISPYRSDWRDQNSW-UHFFFAOYSA-L 0.000 description 5
- 235000021395 porridge Nutrition 0.000 description 5
- 238000000870 ultraviolet spectroscopy Methods 0.000 description 5
- 238000002329 infrared spectrum Methods 0.000 description 4
- 229940099596 manganese sulfate Drugs 0.000 description 4
- 239000011702 manganese sulphate Substances 0.000 description 4
- 235000007079 manganese sulphate Nutrition 0.000 description 4
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 4
- DBEGFDJLKPNVNN-UHFFFAOYSA-N 2-(nitromethyl)benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1C[N+]([O-])=O DBEGFDJLKPNVNN-UHFFFAOYSA-N 0.000 description 3
- MEYVLGVRTYSQHI-UHFFFAOYSA-L cobalt(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Co+2].[O-]S([O-])(=O)=O MEYVLGVRTYSQHI-UHFFFAOYSA-L 0.000 description 3
- 150000004682 monohydrates Chemical class 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- WEYMLXQCFQUUSA-UHFFFAOYSA-L disodium 5,5-dinitro-2-(2-phenylethenyl)cyclohex-3-ene-1,1-disulfonate Chemical compound [Na+].[N+](=O)([O-])C1(CC(C(C=C1)C=CC1=CC=CC=C1)(S(=O)(=O)[O-])S(=O)(=O)[O-])[N+](=O)[O-].[Na+] WEYMLXQCFQUUSA-UHFFFAOYSA-L 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- SINKDKBDOQKXDM-UHFFFAOYSA-N manganese;tetrahydrate Chemical compound O.O.O.O.[Mn] SINKDKBDOQKXDM-UHFFFAOYSA-N 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- DAKNGKGXAIKYKW-UHFFFAOYSA-M sodium;2-methyl-5-nitrobenzenesulfonate Chemical compound [Na+].CC1=CC=C([N+]([O-])=O)C=C1S([O-])(=O)=O DAKNGKGXAIKYKW-UHFFFAOYSA-M 0.000 description 2
- XZPVPNZTYPUODG-UHFFFAOYSA-M sodium;chloride;dihydrate Chemical compound O.O.[Na+].[Cl-] XZPVPNZTYPUODG-UHFFFAOYSA-M 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- LBLYYCQCTBFVLH-UHFFFAOYSA-N 2-Methylbenzenesulfonic acid Chemical compound CC1=CC=CC=C1S(O)(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-N 0.000 description 1
- QVEMWYGBLHQEAK-UHFFFAOYSA-N 2-ethylbutanamide Chemical compound CCC(CC)C(N)=O QVEMWYGBLHQEAK-UHFFFAOYSA-N 0.000 description 1
- BSYNFGPFPYSTTM-UHFFFAOYSA-N 2-hydroxypropanoic acid;hydrate Chemical compound O.CC(O)C(O)=O BSYNFGPFPYSTTM-UHFFFAOYSA-N 0.000 description 1
- UGNSMKDDFAUGFT-UHFFFAOYSA-N 4,4-dimethyl-2-phenyl-5h-1,3-oxazole Chemical compound CC1(C)COC(C=2C=CC=CC=2)=N1 UGNSMKDDFAUGFT-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 238000006418 Brown reaction Methods 0.000 description 1
- CAQWNKXTMBFBGI-UHFFFAOYSA-N C.[Na] Chemical compound C.[Na] CAQWNKXTMBFBGI-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 206010016807 Fluid retention Diseases 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910021568 Manganese(II) bromide Inorganic materials 0.000 description 1
- WDYXRLVXPKZZLK-UHFFFAOYSA-L [K+].[K+].[N+](=O)([O-])C1(CC(C(C=C1)C=CC1=CC=CC=C1)(S(=O)(=O)[O-])S(=O)(=O)[O-])[N+](=O)[O-] Chemical compound [K+].[K+].[N+](=O)([O-])C1(CC(C(C=C1)C=CC1=CC=CC=C1)(S(=O)(=O)[O-])S(=O)(=O)[O-])[N+](=O)[O-] WDYXRLVXPKZZLK-UHFFFAOYSA-L 0.000 description 1
- IYDZSTOFRNTLFZ-UHFFFAOYSA-N [N+](=O)([O-])C(=C(C1C(C=CC=C1)(S(=O)(=O)O)S(=O)(=O)O)[N+](=O)[O-])C1=CC=CC=C1 Chemical compound [N+](=O)([O-])C(=C(C1C(C=CC=C1)(S(=O)(=O)O)S(=O)(=O)O)[N+](=O)[O-])C1=CC=CC=C1 IYDZSTOFRNTLFZ-UHFFFAOYSA-N 0.000 description 1
- DXNAVBJNFLKWIK-UHFFFAOYSA-N acetic acid;hydrate Chemical compound O.CC(O)=O.CC(O)=O DXNAVBJNFLKWIK-UHFFFAOYSA-N 0.000 description 1
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WDEQGLDWZMIMJM-UHFFFAOYSA-N benzyl 4-hydroxy-2-(hydroxymethyl)pyrrolidine-1-carboxylate Chemical compound OCC1CC(O)CN1C(=O)OCC1=CC=CC=C1 WDEQGLDWZMIMJM-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000007810 chemical reaction solvent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- ZBYYWKJVSFHYJL-UHFFFAOYSA-L cobalt(2+);diacetate;tetrahydrate Chemical compound O.O.O.O.[Co+2].CC([O-])=O.CC([O-])=O ZBYYWKJVSFHYJL-UHFFFAOYSA-L 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- RJYMRRJVDRJMJW-UHFFFAOYSA-L dibromomanganese Chemical compound Br[Mn]Br RJYMRRJVDRJMJW-UHFFFAOYSA-L 0.000 description 1
- KCIDZIIHRGYJAE-YGFYJFDDSA-L dipotassium;[(2r,3r,4s,5r,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl] phosphate Chemical class [K+].[K+].OC[C@H]1O[C@H](OP([O-])([O-])=O)[C@H](O)[C@@H](O)[C@H]1O KCIDZIIHRGYJAE-YGFYJFDDSA-L 0.000 description 1
- SDCDTWFAOKXZHD-SEPHDYHBSA-L disodium;5-nitro-2-[(e)-2-(4-nitro-2-sulfonatophenyl)ethenyl]benzenesulfonate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)C1=CC([N+](=O)[O-])=CC=C1\C=C\C1=CC=C([N+]([O-])=O)C=C1S([O-])(=O)=O SDCDTWFAOKXZHD-SEPHDYHBSA-L 0.000 description 1
- HFCSXCKLARAMIQ-UHFFFAOYSA-L disodium;sulfate;hydrate Chemical compound O.[Na+].[Na+].[O-]S([O-])(=O)=O HFCSXCKLARAMIQ-UHFFFAOYSA-L 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229940071125 manganese acetate Drugs 0.000 description 1
- 239000011656 manganese carbonate Substances 0.000 description 1
- 235000006748 manganese carbonate Nutrition 0.000 description 1
- 150000002697 manganese compounds Chemical class 0.000 description 1
- ZQZQURFYFJBOCE-FDGPNNRMSA-L manganese(2+);(z)-4-oxopent-2-en-2-olate Chemical compound [Mn+2].C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O ZQZQURFYFJBOCE-FDGPNNRMSA-L 0.000 description 1
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 description 1
- AIFGVOMWPFMOCN-UHFFFAOYSA-L manganese(2+);diperchlorate;hexahydrate Chemical compound O.O.O.O.O.O.[Mn+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O AIFGVOMWPFMOCN-UHFFFAOYSA-L 0.000 description 1
- GHRHROBFUIUZEG-UHFFFAOYSA-K manganese(3+);triacetate;hydrate Chemical compound O.[Mn+3].CC([O-])=O.CC([O-])=O.CC([O-])=O GHRHROBFUIUZEG-UHFFFAOYSA-K 0.000 description 1
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 description 1
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- RRIWRJBSCGCBID-UHFFFAOYSA-L nickel sulfate hexahydrate Chemical compound O.O.O.O.O.O.[Ni+2].[O-]S([O-])(=O)=O RRIWRJBSCGCBID-UHFFFAOYSA-L 0.000 description 1
- 229940116202 nickel sulfate hexahydrate Drugs 0.000 description 1
- UQPSGBZICXWIAG-UHFFFAOYSA-L nickel(2+);dibromide;trihydrate Chemical compound O.O.O.Br[Ni]Br UQPSGBZICXWIAG-UHFFFAOYSA-L 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 1
- FWFGVMYFCODZRD-UHFFFAOYSA-N oxidanium;hydrogen sulfate Chemical compound O.OS(O)(=O)=O FWFGVMYFCODZRD-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- YAGXZDADEJXXMM-UHFFFAOYSA-M potassium chloride hydrate Chemical class [OH-].Cl.[K+] YAGXZDADEJXXMM-UHFFFAOYSA-M 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH536979 | 1979-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU927112A3 true SU927112A3 (ru) | 1982-05-07 |
Family
ID=4292399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU802930005A SU927112A3 (ru) | 1979-06-08 | 1980-06-06 | Способ получени щелочных солей 4,4'-динитростильбен-2,2'-дисульфокислоты |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4719051A (enExample) |
| EP (1) | EP0026154B1 (enExample) |
| JP (1) | JPS5629561A (enExample) |
| AR (1) | AR226180A1 (enExample) |
| AT (1) | ATE3974T1 (enExample) |
| AU (1) | AU538454B2 (enExample) |
| BR (1) | BR8003536A (enExample) |
| CA (1) | CA1159082A (enExample) |
| DD (1) | DD152545A5 (enExample) |
| DE (1) | DE3063958D1 (enExample) |
| ES (1) | ES492243A0 (enExample) |
| MX (1) | MX153817A (enExample) |
| PL (1) | PL125844B1 (enExample) |
| SU (1) | SU927112A3 (enExample) |
| YU (1) | YU148580A (enExample) |
| ZA (1) | ZA803393B (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3263947D1 (en) * | 1981-12-31 | 1985-07-04 | Ciba Geigy Ag | Process for the preparation of p-nitrotoluene sulfonic acid |
| DE3519552A1 (de) * | 1985-05-31 | 1986-12-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeuresalzen |
| ATE51398T1 (de) * | 1987-08-12 | 1990-04-15 | Ciba Geigy Ag | Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure. |
| US4952725A (en) * | 1988-03-08 | 1990-08-28 | Ciba-Geigy Corporation | Process for the preparation of 4,4'dinitrostilbene-2,2'-disulfonic acid and its salts |
| US5021132A (en) * | 1990-08-07 | 1991-06-04 | Sandoz Ltd. | Electrochemical process for preparing 4,4'-dinitrostilbene-2,2'-disulfonic acid and the salts thereof |
| DE4330377A1 (de) * | 1993-09-08 | 1995-03-09 | Bayer Ag | Verfahren zur Herstellung von 4,4'-Dinitrostilben-2,2'-disulfonsäure |
| DE4418305A1 (de) * | 1994-05-26 | 1995-11-30 | Bayer Ag | Verfahren zur Herstellung von 4.4'-Dinitrostilben-2.2'-disulfonsäure und ihren Salzen |
| CN103626681B (zh) * | 2012-08-20 | 2015-09-09 | 中国中化股份有限公司 | 一种制备4,4′-二硝基二苯乙烯-2,2′-二磺酸的方法 |
| TWI567051B (zh) * | 2015-11-06 | 2017-01-21 | 財團法人工業技術研究院 | 二苯乙烯化合物的製備方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2212084A (en) * | 1940-08-20 | Nucleak alkylated diaminostilbene | ||
| US2821550A (en) * | 1956-12-27 | 1958-01-28 | Gen Aniline & Film Corp | Process of preparing 4-nitro-2-stilbene sulfonic acid salts |
| BE792103A (fr) * | 1971-12-01 | 1973-05-30 | Clayton Aniline Co Ltd | Nouveau procede de fabrication de l'acide dinitrostilbene disulfonique a l'echelle industrielle |
-
1980
- 1980-06-02 AT AT80810183T patent/ATE3974T1/de active
- 1980-06-02 DE DE8080810183T patent/DE3063958D1/de not_active Expired
- 1980-06-02 EP EP80810183A patent/EP0026154B1/de not_active Expired
- 1980-06-03 MX MX182625A patent/MX153817A/es unknown
- 1980-06-04 YU YU01485/80A patent/YU148580A/xx unknown
- 1980-06-06 PL PL1980224776A patent/PL125844B1/pl unknown
- 1980-06-06 BR BR8003536A patent/BR8003536A/pt not_active IP Right Cessation
- 1980-06-06 ZA ZA00803393A patent/ZA803393B/xx unknown
- 1980-06-06 AU AU59103/80A patent/AU538454B2/en not_active Ceased
- 1980-06-06 AR AR281315A patent/AR226180A1/es active
- 1980-06-06 CA CA000353517A patent/CA1159082A/en not_active Expired
- 1980-06-06 DD DD80221653A patent/DD152545A5/de unknown
- 1980-06-06 SU SU802930005A patent/SU927112A3/ru active
- 1980-06-07 ES ES492243A patent/ES492243A0/es active Granted
- 1980-06-09 JP JP7677780A patent/JPS5629561A/ja active Granted
-
1986
- 1986-08-13 US US06/896,561 patent/US4719051A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| MX153817A (es) | 1987-01-19 |
| DE3063958D1 (en) | 1983-08-04 |
| JPH025741B2 (enExample) | 1990-02-05 |
| ZA803393B (en) | 1981-05-27 |
| CA1159082A (en) | 1983-12-20 |
| ES8104213A1 (es) | 1981-04-01 |
| ATE3974T1 (de) | 1983-07-15 |
| JPS5629561A (en) | 1981-03-24 |
| PL125844B1 (en) | 1983-06-30 |
| ES492243A0 (es) | 1981-04-01 |
| AU5910380A (en) | 1980-12-11 |
| BR8003536A (pt) | 1981-01-05 |
| AR226180A1 (es) | 1982-06-15 |
| DD152545A5 (de) | 1981-12-02 |
| EP0026154B1 (de) | 1983-06-29 |
| YU148580A (en) | 1983-02-28 |
| EP0026154A1 (de) | 1981-04-01 |
| PL224776A1 (enExample) | 1981-03-27 |
| US4719051A (en) | 1988-01-12 |
| AU538454B2 (en) | 1984-08-16 |
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