DE69911398T3 - Verfahren zur herstellung von 4-aminodiphenylaminen - Google Patents
Verfahren zur herstellung von 4-aminodiphenylaminen Download PDFInfo
- Publication number
- DE69911398T3 DE69911398T3 DE69911398T DE69911398T DE69911398T3 DE 69911398 T3 DE69911398 T3 DE 69911398T3 DE 69911398 T DE69911398 T DE 69911398T DE 69911398 T DE69911398 T DE 69911398T DE 69911398 T3 DE69911398 T3 DE 69911398T3
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- hydrogenation
- water
- aniline
- base
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 89
- 230000008569 process Effects 0.000 title claims description 59
- 238000002360 preparation method Methods 0.000 title claims description 12
- 239000003054 catalyst Substances 0.000 claims description 258
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical group [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 claims description 214
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 212
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 202
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 claims description 187
- 238000005984 hydrogenation reaction Methods 0.000 claims description 172
- 238000005859 coupling reaction Methods 0.000 claims description 120
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 53
- ATGUVEKSASEFFO-UHFFFAOYSA-N p-aminodiphenylamine Chemical compound C1=CC(N)=CC=C1NC1=CC=CC=C1 ATGUVEKSASEFFO-UHFFFAOYSA-N 0.000 claims description 50
- 239000011541 reaction mixture Substances 0.000 claims description 49
- DMLAVOWQYNRWNQ-UHFFFAOYSA-N azobenzene Chemical compound C1=CC=CC=C1N=NC1=CC=CC=C1 DMLAVOWQYNRWNQ-UHFFFAOYSA-N 0.000 claims description 44
- 238000006243 chemical reaction Methods 0.000 claims description 44
- 239000012535 impurity Substances 0.000 claims description 32
- 239000008346 aqueous phase Substances 0.000 claims description 25
- 239000012074 organic phase Substances 0.000 claims description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 21
- 229910052739 hydrogen Inorganic materials 0.000 claims description 21
- 239000001257 hydrogen Substances 0.000 claims description 21
- 230000002378 acidificating effect Effects 0.000 claims description 18
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 17
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- GAUZCKBSTZFWCT-UHFFFAOYSA-N azoxybenzene Chemical compound C=1C=CC=CC=1[N+]([O-])=NC1=CC=CC=C1 GAUZCKBSTZFWCT-UHFFFAOYSA-N 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 239000002002 slurry Substances 0.000 claims description 12
- XXYMSQQCBUKFHE-UHFFFAOYSA-N 4-nitro-n-phenylaniline Chemical compound C1=CC([N+](=O)[O-])=CC=C1NC1=CC=CC=C1 XXYMSQQCBUKFHE-UHFFFAOYSA-N 0.000 claims description 11
- OIJHFHYPXWSVPF-UHFFFAOYSA-N para-Nitrosodiphenylamine Chemical compound C1=CC(N=O)=CC=C1NC1=CC=CC=C1 OIJHFHYPXWSVPF-UHFFFAOYSA-N 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 239000006227 byproduct Substances 0.000 claims description 8
- 229910000510 noble metal Inorganic materials 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 239000007795 chemical reaction product Substances 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 claims description 4
- 150000005323 carbonate salts Chemical class 0.000 claims description 3
- 235000021355 Stearic acid Nutrition 0.000 claims description 2
- OBETXYAYXDNJHR-UHFFFAOYSA-N alpha-ethylcaproic acid Natural products CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 2
- 239000008117 stearic acid Substances 0.000 claims description 2
- 239000002585 base Substances 0.000 description 105
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 75
- 230000000694 effects Effects 0.000 description 57
- 238000007792 addition Methods 0.000 description 43
- 230000035484 reaction time Effects 0.000 description 43
- 230000008878 coupling Effects 0.000 description 40
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 33
- 238000004064 recycling Methods 0.000 description 31
- 238000000354 decomposition reaction Methods 0.000 description 30
- 238000010168 coupling process Methods 0.000 description 28
- 238000004821 distillation Methods 0.000 description 23
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 23
- 150000002832 nitroso derivatives Chemical class 0.000 description 22
- 238000005406 washing Methods 0.000 description 20
- 229910052763 palladium Inorganic materials 0.000 description 17
- 239000002574 poison Substances 0.000 description 17
- 231100000614 poison Toxicity 0.000 description 17
- 239000000243 solution Substances 0.000 description 17
- 230000015572 biosynthetic process Effects 0.000 description 15
- 239000000047 product Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 11
- HKOOXMFOFWEVGF-UHFFFAOYSA-N phenylhydrazine Chemical compound NNC1=CC=CC=C1 HKOOXMFOFWEVGF-UHFFFAOYSA-N 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 10
- 239000002253 acid Substances 0.000 description 9
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 9
- 239000012071 phase Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 239000003245 coal Substances 0.000 description 8
- 230000003247 decreasing effect Effects 0.000 description 8
- 238000010790 dilution Methods 0.000 description 8
- 239000012895 dilution Substances 0.000 description 8
- 230000009257 reactivity Effects 0.000 description 8
- 230000002829 reductive effect Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 7
- NBTOZLQBSIZIKS-UHFFFAOYSA-N methoxide Chemical compound [O-]C NBTOZLQBSIZIKS-UHFFFAOYSA-N 0.000 description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000013459 approach Methods 0.000 description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 6
- 229910052697 platinum Inorganic materials 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 description 5
- 239000000356 contaminant Chemical class 0.000 description 5
- -1 hydroxyl compound Chemical class 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005191 phase separation Methods 0.000 description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 150000001448 anilines Chemical class 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 230000001627 detrimental effect Effects 0.000 description 3
- 235000019253 formic acid Nutrition 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 229910052703 rhodium Inorganic materials 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 2-octanone Chemical compound CCCCCCC(C)=O ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 0.000 description 2
- FFWSICBKRCICMR-UHFFFAOYSA-N 5-methyl-2-hexanone Chemical compound CC(C)CCC(C)=O FFWSICBKRCICMR-UHFFFAOYSA-N 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 2
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 2
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000002939 deleterious effect Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012458 free base Substances 0.000 description 2
- 238000004128 high performance liquid chromatography Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 239000012035 limiting reagent Substances 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 150000005181 nitrobenzenes Chemical class 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 150000005622 tetraalkylammonium hydroxides Chemical class 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- VEPOHXYIFQMVHW-XOZOLZJESA-N 2,3-dihydroxybutanedioic acid (2S,3S)-3,4-dimethyl-2-phenylmorpholine Chemical compound OC(C(O)C(O)=O)C(O)=O.C[C@H]1[C@@H](OCCN1C)c1ccccc1 VEPOHXYIFQMVHW-XOZOLZJESA-N 0.000 description 1
- ZZMVLMVFYMGSMY-UHFFFAOYSA-N 4-n-(4-methylpentan-2-yl)-1-n-phenylbenzene-1,4-diamine Chemical compound C1=CC(NC(C)CC(C)C)=CC=C1NC1=CC=CC=C1 ZZMVLMVFYMGSMY-UHFFFAOYSA-N 0.000 description 1
- FFISWZPYNKWIRR-UHFFFAOYSA-N 5-oxidophenazin-5-ium Chemical compound C1=CC=C2[N+]([O-])=C(C=CC=C3)C3=NC2=C1 FFISWZPYNKWIRR-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- YLKFDHTUAUWZPQ-UHFFFAOYSA-N N-Nitrosodi-n-propylamine Chemical compound CCCN(N=O)CCC YLKFDHTUAUWZPQ-UHFFFAOYSA-N 0.000 description 1
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 description 1
- 239000007868 Raney catalyst Substances 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- CYGKLLHTPPFPHH-UHFFFAOYSA-N aniline;hydrate Chemical compound O.NC1=CC=CC=C1 CYGKLLHTPPFPHH-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 239000003849 aromatic solvent Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 230000001609 comparable effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- JGDFBJMWFLXCLJ-UHFFFAOYSA-N copper chromite Chemical compound [Cu]=O.[Cu]=O.O=[Cr]O[Cr]=O JGDFBJMWFLXCLJ-UHFFFAOYSA-N 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000003988 headspace gas chromatography Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 125000000018 nitroso group Chemical group N(=O)* 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000011020 pilot scale process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000005932 reductive alkylation reaction Methods 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- DDFYFBUWEBINLX-UHFFFAOYSA-M tetramethylammonium bromide Chemical compound [Br-].C[N+](C)(C)C DDFYFBUWEBINLX-UHFFFAOYSA-M 0.000 description 1
- WJZPIORVERXPPR-UHFFFAOYSA-L tetramethylazanium;carbonate Chemical compound [O-]C([O-])=O.C[N+](C)(C)C.C[N+](C)(C)C WJZPIORVERXPPR-UHFFFAOYSA-L 0.000 description 1
- NZJMPGDMLIPDBR-UHFFFAOYSA-M tetramethylazanium;hydroxide;hydrate Chemical compound O.[OH-].C[N+](C)(C)C NZJMPGDMLIPDBR-UHFFFAOYSA-M 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/02—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of hydrogen atoms by amino groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/38—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitroso groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8588798P | 1998-05-18 | 1998-05-18 | |
| US85887P | 1998-05-18 | ||
| US09/243,719 US6140538A (en) | 1998-05-18 | 1999-02-03 | Process for preparing 4-aminodiphenylamines |
| US243719 | 1999-02-03 | ||
| PCT/US1999/010743 WO1999059956A1 (en) | 1998-05-18 | 1999-05-14 | Process for preparing 4-aminodiphenylamines |
| EP99923094A EP1077921B2 (en) | 1998-05-18 | 1999-05-14 | Process for preparing 4-aminodiphenylamines |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE69911398D1 DE69911398D1 (de) | 2003-10-23 |
| DE69911398T2 DE69911398T2 (de) | 2004-07-01 |
| DE69911398T3 true DE69911398T3 (de) | 2013-03-21 |
Family
ID=26773203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69911398T Expired - Lifetime DE69911398T3 (de) | 1998-05-18 | 1999-05-14 | Verfahren zur herstellung von 4-aminodiphenylaminen |
Country Status (15)
| Country | Link |
|---|---|
| US (2) | US6140538A (enExample) |
| EP (1) | EP1077921B2 (enExample) |
| JP (1) | JP4808312B2 (enExample) |
| KR (1) | KR100604591B1 (enExample) |
| CN (1) | CN1167665C (enExample) |
| AU (1) | AU3994299A (enExample) |
| BR (1) | BR9910545A (enExample) |
| CA (1) | CA2332372C (enExample) |
| CZ (1) | CZ300349B6 (enExample) |
| DE (1) | DE69911398T3 (enExample) |
| ES (1) | ES2207218T5 (enExample) |
| MX (1) | MXPA00011382A (enExample) |
| SK (1) | SK287818B6 (enExample) |
| UA (1) | UA66382C2 (enExample) |
| WO (1) | WO1999059956A1 (enExample) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6495723B1 (en) * | 2000-06-21 | 2002-12-17 | Flexsys America | Zeolite support loaded with a base material for use in the coupling of aniline and nitrobenzene |
| US6395933B1 (en) * | 2001-07-23 | 2002-05-28 | Flexsys America, L.P. | Process for preparing 4-aminodiphenylamine intermediates |
| RU2004114232A (ru) * | 2001-10-12 | 2005-04-20 | Флекссис Б.В. (Nl) | Способ улучшения чистоты гидроксидов четвертичного аммония электролизом в двухкамерном электролизере |
| US6720446B2 (en) * | 2001-11-05 | 2004-04-13 | The Nutrasweet Company | Catalyst modification to enhance neotame production |
| RU2278108C2 (ru) * | 2002-04-12 | 2006-06-20 | Татьяна Валентиновна Рудакова | Способ получения 4-аминодифениламина |
| US20040039181A1 (en) * | 2002-07-29 | 2004-02-26 | Rains Roger Keranen | Process for preparing aromatic azo and hydrazo compounds, aromatic amides and aromatic amines |
| US7183439B2 (en) * | 2002-12-10 | 2007-02-27 | Flexsys America L.P. | Process for preparing 4-aminodiphenylamine intermediates |
| WO2005003079A1 (en) * | 2003-07-04 | 2005-01-13 | Shi, Guangqiang | A method for producing 4-aminodiphenylamine |
| ES2298762T3 (es) * | 2003-07-04 | 2008-05-16 | Sinorgchem Co., Shandong | Proceso para preparar 4-aminodifenilamina. |
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| TWI802304B (zh) * | 2022-03-02 | 2023-05-11 | 南亞塑膠工業股份有限公司 | 製造末端胺基聚苯醚的方法 |
| US20240124683A1 (en) | 2022-09-28 | 2024-04-18 | The Goodyear Tire & Rubber Company | Rubber - forming additives from biomass through syngas production |
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| US20250163236A1 (en) | 2023-11-21 | 2025-05-22 | The Goodyear Tire & Rubber Company | Production of rubber compositions from end of life tires |
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| US3576767A (en) * | 1968-04-11 | 1971-04-27 | Monsanto Co | Carbon catalyst composition |
| US4185036A (en) * | 1973-12-28 | 1980-01-22 | E. I. Du Pont De Nemours And Company | Hydrogenation of mixed aromatic nitrobodies |
| DE2557500A1 (de) * | 1975-12-19 | 1977-06-30 | Bayer Ag | Verfahren zur herstellung von polyaminen |
| CS218444B1 (cs) * | 1981-06-19 | 1983-02-25 | Josef Pasek | Způsob výroby 4-aminodifenylaminu |
| US4404399A (en) | 1982-09-30 | 1983-09-13 | The Halcon Sd Group, Inc. | Coproduction of aniline and diphenylamine |
| US4463191A (en) * | 1983-09-26 | 1984-07-31 | The Goodyear Tire & Rubber Company | Process for the reductive alkylation of aromatic nitro-containing compounds with ketones or aldehydes |
| EP0184914A1 (en) * | 1984-12-05 | 1986-06-18 | UNIROYAL CHEMICAL COMPANY, Inc. | Process for preparing 4-aminodiphenylamines |
| US4760186A (en) | 1986-09-15 | 1988-07-26 | Monsanto Company | Preparation of substituted aromatic amines |
| JPS6470446A (en) * | 1987-06-24 | 1989-03-15 | New Japan Chem Co Ltd | Production of cyclohexylamine |
| JPH01165556A (ja) * | 1987-12-22 | 1989-06-29 | Mitsui Petrochem Ind Ltd | アニリン類の回収方法 |
| JPH01203353A (ja) * | 1988-02-09 | 1989-08-16 | Mitsui Petrochem Ind Ltd | アニリン類の回収法 |
| US5117063A (en) * | 1991-06-21 | 1992-05-26 | Monsanto Company | Method of preparing 4-aminodiphenylamine |
| US5331099A (en) | 1992-05-22 | 1994-07-19 | Monsanto Company | Process for preparing p-nitroaromatic amides and products thereof |
| MY109091A (en) | 1992-12-29 | 1996-11-30 | Syngenta Participations Ag | Process for the preparation of 2-alkyl-6-methyl-n-(1''''''''- methoxy-2''''''''-propyl)-aniline and a process for the preparation of their chloracetanilides. |
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| DE19709124A1 (de) * | 1997-03-06 | 1998-09-10 | Bayer Ag | Verfahren zur Herstellung von 4-Aminodiphenylamin |
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-
1999
- 1999-02-03 US US09/243,719 patent/US6140538A/en not_active Ceased
- 1999-05-14 AU AU39942/99A patent/AU3994299A/en not_active Abandoned
- 1999-05-14 ES ES99923094T patent/ES2207218T5/es not_active Expired - Lifetime
- 1999-05-14 KR KR1020007012976A patent/KR100604591B1/ko not_active Expired - Lifetime
- 1999-05-14 WO PCT/US1999/010743 patent/WO1999059956A1/en not_active Ceased
- 1999-05-14 CZ CZ20004297A patent/CZ300349B6/cs not_active IP Right Cessation
- 1999-05-14 SK SK1734-2000A patent/SK287818B6/sk not_active IP Right Cessation
- 1999-05-14 EP EP99923094A patent/EP1077921B2/en not_active Expired - Lifetime
- 1999-05-14 DE DE69911398T patent/DE69911398T3/de not_active Expired - Lifetime
- 1999-05-14 UA UA2000127204A patent/UA66382C2/uk unknown
- 1999-05-14 BR BR9910545-4A patent/BR9910545A/pt not_active Application Discontinuation
- 1999-05-14 CN CNB998078921A patent/CN1167665C/zh not_active Expired - Lifetime
- 1999-05-14 JP JP2000549575A patent/JP4808312B2/ja not_active Expired - Lifetime
- 1999-05-14 MX MXPA00011382A patent/MXPA00011382A/es unknown
- 1999-05-14 CA CA002332372A patent/CA2332372C/en not_active Expired - Lifetime
-
2010
- 2010-04-21 US US12/764,213 patent/USRE44175E1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BR9910545A (pt) | 2001-01-30 |
| UA66382C2 (uk) | 2004-05-17 |
| CZ20004297A3 (en) | 2001-06-13 |
| JP2002515474A (ja) | 2002-05-28 |
| CA2332372C (en) | 2008-07-08 |
| CN1307556A (zh) | 2001-08-08 |
| EP1077921B2 (en) | 2012-11-07 |
| US6140538A (en) | 2000-10-31 |
| USRE44175E1 (en) | 2013-04-23 |
| SK287818B6 (sk) | 2011-11-04 |
| SK17342000A3 (sk) | 2001-08-06 |
| AU3994299A (en) | 1999-12-06 |
| WO1999059956A1 (en) | 1999-11-25 |
| CA2332372A1 (en) | 1999-11-25 |
| CZ300349B6 (cs) | 2009-04-29 |
| EP1077921B1 (en) | 2003-09-17 |
| ES2207218T5 (es) | 2013-03-15 |
| DE69911398D1 (de) | 2003-10-23 |
| MXPA00011382A (es) | 2003-04-22 |
| EP1077921A1 (en) | 2001-02-28 |
| DE69911398T2 (de) | 2004-07-01 |
| CN1167665C (zh) | 2004-09-22 |
| KR20010071294A (ko) | 2001-07-28 |
| JP4808312B2 (ja) | 2011-11-02 |
| KR100604591B1 (ko) | 2006-07-25 |
| ES2207218T3 (es) | 2004-05-16 |
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