IE44657B1 - Process for preparing 2-(2,2-dicyclohexylethyl) piperdine - Google Patents
Process for preparing 2-(2,2-dicyclohexylethyl) piperdineInfo
- Publication number
- IE44657B1 IE44657B1 IE604/77A IE60477A IE44657B1 IE 44657 B1 IE44657 B1 IE 44657B1 IE 604/77 A IE604/77 A IE 604/77A IE 60477 A IE60477 A IE 60477A IE 44657 B1 IE44657 B1 IE 44657B1
- Authority
- IE
- Ireland
- Prior art keywords
- catalyst
- cyclohexane
- pyridine
- piperidine
- temperature
- Prior art date
Links
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 29
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims abstract description 28
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000001257 hydrogen Substances 0.000 claims abstract description 24
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 24
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims abstract description 21
- CYXKNKQEMFBLER-UHFFFAOYSA-N perhexiline Chemical compound C1CCCNC1CC(C1CCCCC1)C1CCCCC1 CYXKNKQEMFBLER-UHFFFAOYSA-N 0.000 claims abstract description 20
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims abstract description 18
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims abstract description 18
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims abstract description 18
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims abstract description 16
- FRBDSEQKBAUABN-UHFFFAOYSA-N 2-(2,2-diphenylethenyl)pyridine Chemical compound C=1C=CC=NC=1C=C(C=1C=CC=CC=1)C1=CC=CC=C1 FRBDSEQKBAUABN-UHFFFAOYSA-N 0.000 claims abstract description 13
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003054 catalyst Substances 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 28
- 239000002904 solvent Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 229910000564 Raney nickel Inorganic materials 0.000 claims description 19
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 17
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical group CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 10
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 10
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 10
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 9
- 239000000706 filtrate Substances 0.000 claims description 8
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 6
- 239000011976 maleic acid Substances 0.000 claims description 6
- 238000002425 crystallisation Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- XVMSFILGAMDHEY-UHFFFAOYSA-N 6-(4-aminophenyl)sulfonylpyridin-3-amine Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=N1 XVMSFILGAMDHEY-UHFFFAOYSA-N 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 39
- 230000009467 reduction Effects 0.000 description 29
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 26
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 14
- 239000011541 reaction mixture Substances 0.000 description 14
- 229960000989 perhexiline Drugs 0.000 description 13
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 11
- 238000003756 stirring Methods 0.000 description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000010992 reflux Methods 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 229910021529 ammonia Inorganic materials 0.000 description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 4
- 239000012965 benzophenone Substances 0.000 description 4
- 238000010908 decantation Methods 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 238000005984 hydrogenation reaction Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- BSKHPKMHTQYZBB-UHFFFAOYSA-N 2-methylpyridine Chemical compound CC1=CC=CC=N1 BSKHPKMHTQYZBB-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- AFRJJFRNGGLMDW-UHFFFAOYSA-N lithium amide Chemical compound [Li+].[NH2-] AFRJJFRNGGLMDW-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- CCODOIDFURPJTR-BTJKTKAUSA-N (Z)-but-2-enedioic acid piperidine Chemical compound C1CCNCC1.OC(=O)\C=C/C(O)=O CCODOIDFURPJTR-BTJKTKAUSA-N 0.000 description 2
- JDZOTSLZMQDFLG-BTJKTKAUSA-N (z)-but-2-enedioic acid;2-(2,2-dicyclohexylethyl)piperidine Chemical compound OC(=O)\C=C/C(O)=O.C1CCCNC1CC(C1CCCCC1)C1CCCCC1 JDZOTSLZMQDFLG-BTJKTKAUSA-N 0.000 description 2
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 239000007868 Raney catalyst Substances 0.000 description 2
- 239000005708 Sodium hypochlorite Substances 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 235000013405 beer Nutrition 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- BJZJDEOGMBZSLE-UHFFFAOYSA-N cyclohexane;hydrate Chemical compound O.C1CCCCC1 BJZJDEOGMBZSLE-UHFFFAOYSA-N 0.000 description 2
- VSSAZBXXNIABDN-UHFFFAOYSA-N cyclohexylmethanol Chemical compound OCC1CCCCC1 VSSAZBXXNIABDN-UHFFFAOYSA-N 0.000 description 2
- 230000009849 deactivation Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229960004803 perhexiline maleate Drugs 0.000 description 2
- 229910003446 platinum oxide Inorganic materials 0.000 description 2
- -1 pyridineethanol compound Chemical class 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- PRSORYIELNRERP-UHFFFAOYSA-N 2-(2,2-dicyclohexylethenyl)pyridine Chemical compound C1CCCCC1C(C1CCCCC1)=CC1=CC=CC=N1 PRSORYIELNRERP-UHFFFAOYSA-N 0.000 description 1
- BIYLRGWXQJTZML-UHFFFAOYSA-N 3-benzhydrylpiperidine Chemical class C1CCNCC1C(C=1C=CC=CC=1)C1=CC=CC=C1 BIYLRGWXQJTZML-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 206010002383 Angina Pectoris Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229940125782 compound 2 Drugs 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 208000029078 coronary artery disease Diseases 0.000 description 1
- 239000013058 crude material Substances 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000012024 dehydrating agents Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 150000002688 maleic acid derivatives Chemical class 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen(.) Chemical compound [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- NHKJPPKXDNZFBJ-UHFFFAOYSA-N phenyllithium Chemical compound [Li]C1=CC=CC=C1 NHKJPPKXDNZFBJ-UHFFFAOYSA-N 0.000 description 1
- 150000003053 piperidines Chemical class 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- ZUFQODAHGAHPFQ-UHFFFAOYSA-N pyridoxine hydrochloride Chemical compound Cl.CC1=NC=C(CO)C(CO)=C1O ZUFQODAHGAHPFQ-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/06—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
- C07D213/16—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing only one pyridine ring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J25/00—Catalysts of the Raney type
- B01J25/02—Raney nickel
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/10—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with radicals containing only carbon and hydrogen atoms attached to ring carbon atoms
- C07D211/12—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with radicals containing only carbon and hydrogen atoms attached to ring carbon atoms with only hydrogen atoms attached to the ring nitrogen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/28—Radicals substituted by singly-bound oxygen or sulphur atoms
- C07D213/30—Oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrogenated Pyridines (AREA)
- Catalysts (AREA)
- Pyridine Compounds (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 |
|---|---|---|---|
| US05/677,069 US4069222A (en) | 1976-04-14 | 1976-04-14 | Process for preparing 2-(2,2-dicyclohexylethyl)piperidine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE44657L IE44657L (en) | 1977-10-14 |
| IE44657B1 true IE44657B1 (en) | 1982-02-10 |
Family
ID=24717188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE604/77A IE44657B1 (en) | 1976-04-14 | 1977-03-22 | Process for preparing 2-(2,2-dicyclohexylethyl) piperdine |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US4069222A (enExample) |
| JP (1) | JPS52125174A (enExample) |
| AR (1) | AR211410Q (enExample) |
| AU (1) | AU505183B2 (enExample) |
| BE (1) | BE853543A (enExample) |
| CA (1) | CA1066289A (enExample) |
| CH (1) | CH633534A5 (enExample) |
| DE (1) | DE2713500C2 (enExample) |
| DK (1) | DK155319C (enExample) |
| ES (1) | ES457724A1 (enExample) |
| FR (1) | FR2348200A1 (enExample) |
| GB (1) | GB1529529A (enExample) |
| IE (1) | IE44657B1 (enExample) |
| IL (1) | IL51725A (enExample) |
| NL (1) | NL187480C (enExample) |
| NO (1) | NO150603C (enExample) |
| PH (1) | PH12018A (enExample) |
| SE (1) | SE436200B (enExample) |
| ZA (1) | ZA771679B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4439822A1 (de) * | 1994-11-08 | 1996-08-29 | Bayer Ag | Verfahren zur Herstellung von Benzyl-piperidylmethyl-indanonen |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB641026A (en) * | 1947-01-21 | 1950-08-02 | Goodrich Co B F | Improvements in or relating to the preparation of reduction products of n-phenyl-3, 5-diethyl-2-propyldihydropyridine |
| US2813100A (en) * | 1955-04-26 | 1957-11-12 | Nopco Chem Co | Hydrogenation process |
-
1976
- 1976-04-14 US US05/677,069 patent/US4069222A/en not_active Expired - Lifetime
-
1977
- 1977-03-21 CA CA274,394A patent/CA1066289A/en not_active Expired
- 1977-03-21 ZA ZA00771679A patent/ZA771679B/xx unknown
- 1977-03-22 IE IE604/77A patent/IE44657B1/en not_active IP Right Cessation
- 1977-03-23 AU AU23534/77A patent/AU505183B2/en not_active Expired
- 1977-03-23 IL IL51725A patent/IL51725A/xx unknown
- 1977-03-26 DE DE2713500A patent/DE2713500C2/de not_active Expired
- 1977-03-31 GB GB13573/77A patent/GB1529529A/en not_active Expired
- 1977-04-01 PH PH19614A patent/PH12018A/en unknown
- 1977-04-04 JP JP3769777A patent/JPS52125174A/ja active Granted
- 1977-04-05 CH CH428477A patent/CH633534A5/de not_active IP Right Cessation
- 1977-04-10 AR AR267091A patent/AR211410Q/es unknown
- 1977-04-12 ES ES457724A patent/ES457724A1/es not_active Expired
- 1977-04-12 SE SE7704175A patent/SE436200B/xx not_active IP Right Cessation
- 1977-04-13 FR FR7711132A patent/FR2348200A1/fr active Granted
- 1977-04-13 NO NO771270A patent/NO150603C/no unknown
- 1977-04-13 DK DK163077A patent/DK155319C/da not_active IP Right Cessation
- 1977-04-13 BE BE176672A patent/BE853543A/xx not_active IP Right Cessation
- 1977-04-13 NL NLAANVRAGE7704007,A patent/NL187480C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1066289A (en) | 1979-11-13 |
| CH633534A5 (de) | 1982-12-15 |
| DE2713500A1 (de) | 1977-11-03 |
| SE7704175L (sv) | 1977-10-15 |
| NL187480C (nl) | 1991-10-16 |
| IL51725A0 (en) | 1977-05-31 |
| BE853543A (fr) | 1977-08-01 |
| IL51725A (en) | 1979-09-30 |
| SE436200B (sv) | 1984-11-19 |
| DE2713500C2 (de) | 1987-01-02 |
| AR211410Q (es) | 1977-12-15 |
| DK163077A (da) | 1977-10-15 |
| NO150603C (no) | 1984-11-14 |
| JPS52125174A (en) | 1977-10-20 |
| ZA771679B (en) | 1978-02-22 |
| IE44657L (en) | 1977-10-14 |
| AU2353477A (en) | 1978-09-28 |
| DK155319C (da) | 1989-09-11 |
| PH12018A (en) | 1978-10-06 |
| DK155319B (da) | 1989-03-28 |
| JPS6120548B2 (enExample) | 1986-05-22 |
| US4069222A (en) | 1978-01-17 |
| NL7704007A (nl) | 1977-10-18 |
| NO150603B (no) | 1984-08-06 |
| FR2348200B1 (enExample) | 1980-09-05 |
| NL187480B (nl) | 1991-05-16 |
| GB1529529A (en) | 1978-10-25 |
| ES457724A1 (es) | 1978-12-16 |
| FR2348200A1 (fr) | 1977-11-10 |
| AU505183B2 (en) | 1979-11-08 |
| NO771270L (no) | 1977-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK9A | Patent expired |