RU95122748A - METHOD OF HYDROGENIZATION IMINS - Google Patents
METHOD OF HYDROGENIZATION IMINSInfo
- Publication number
- RU95122748A RU95122748A RU95122748/04A RU95122748A RU95122748A RU 95122748 A RU95122748 A RU 95122748A RU 95122748/04 A RU95122748/04 A RU 95122748/04A RU 95122748 A RU95122748 A RU 95122748A RU 95122748 A RU95122748 A RU 95122748A
- Authority
- RU
- Russia
- Prior art keywords
- alkyl
- phenyl
- carbon atoms
- phosphine
- acid
- Prior art date
Links
- 125000004432 carbon atoms Chemical group C* 0.000 claims 21
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 16
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims 14
- XYFCBTPGUUZFHI-UHFFFAOYSA-N phosphine group Chemical group P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims 14
- 229910052757 nitrogen Inorganic materials 0.000 claims 11
- 229910052739 hydrogen Inorganic materials 0.000 claims 10
- 239000001257 hydrogen Substances 0.000 claims 10
- 150000002466 imines Chemical class 0.000 claims 10
- GPAYUJZHTULNBE-UHFFFAOYSA-N Diphenylphosphine Chemical compound C=1C=CC=CC=1PC1=CC=CC=C1 GPAYUJZHTULNBE-UHFFFAOYSA-N 0.000 claims 8
- 125000004435 hydrogen atoms Chemical class [H]* 0.000 claims 8
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims 8
- -1 3-oxapentylene Chemical group 0.000 claims 7
- 239000002253 acid Substances 0.000 claims 7
- 125000000217 alkyl group Chemical group 0.000 claims 7
- CPELXLSAUQHCOX-UHFFFAOYSA-M bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims 7
- 229910052799 carbon Inorganic materials 0.000 claims 7
- 239000003054 catalyst Substances 0.000 claims 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 6
- 125000005842 heteroatoms Chemical group 0.000 claims 6
- 229910052760 oxygen Inorganic materials 0.000 claims 6
- 125000003710 aryl alkyl group Chemical group 0.000 claims 5
- XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 claims 5
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims 5
- 229910052741 iridium Inorganic materials 0.000 claims 5
- 239000011541 reaction mixture Substances 0.000 claims 5
- YDRWXKNFHCZTJF-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-N-methylethanamine;hydroiodide Chemical compound [I-].C[NH2+]CCC1=CC=C(OC)C(OC)=C1 YDRWXKNFHCZTJF-UHFFFAOYSA-N 0.000 claims 4
- VURFVHCLMJOLKN-UHFFFAOYSA-N Diphosphane Chemical group PP VURFVHCLMJOLKN-UHFFFAOYSA-N 0.000 claims 4
- 229910052783 alkali metal Inorganic materials 0.000 claims 4
- 125000002947 alkylene group Chemical group 0.000 claims 4
- 229940107816 ammonium iodide Drugs 0.000 claims 4
- 125000003118 aryl group Chemical group 0.000 claims 4
- 125000004429 atoms Chemical group 0.000 claims 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims 4
- 230000027455 binding Effects 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 4
- 229910052801 chlorine Inorganic materials 0.000 claims 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 4
- 238000005984 hydrogenation reaction Methods 0.000 claims 4
- 239000003446 ligand Substances 0.000 claims 4
- QDHHCQZDFGDHMP-UHFFFAOYSA-N monochloramine Chemical compound ClN QDHHCQZDFGDHMP-UHFFFAOYSA-N 0.000 claims 4
- SWLVFNYSXGMGBS-UHFFFAOYSA-N Ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 claims 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims 3
- 150000001340 alkali metals Chemical class 0.000 claims 3
- 150000001875 compounds Chemical class 0.000 claims 3
- 150000001993 dienes Chemical class 0.000 claims 3
- 229910052731 fluorine Inorganic materials 0.000 claims 3
- 125000000592 heterocycloalkyl group Chemical group 0.000 claims 3
- 125000004433 nitrogen atoms Chemical group N* 0.000 claims 3
- 150000007524 organic acids Chemical class 0.000 claims 3
- XBDQKXXYIPTUBI-UHFFFAOYSA-N propionic acid Chemical compound CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims 3
- 125000000467 secondary amino group Chemical group [H]N([*:1])[*:2] 0.000 claims 3
- 229910052717 sulfur Inorganic materials 0.000 claims 3
- 125000004642 (C1-C12) alkoxy group Chemical group 0.000 claims 2
- 125000000171 (C1-C6) haloalkyl group Chemical group 0.000 claims 2
- CZPWVGJYEJSRLH-UHFFFAOYSA-N 289-95-2 Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 claims 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M Lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims 2
- 229910004013 NO 2 Inorganic materials 0.000 claims 2
- 150000001412 amines Chemical class 0.000 claims 2
- 229940077484 ammonium bromide Drugs 0.000 claims 2
- 235000019270 ammonium chloride Nutrition 0.000 claims 2
- 229960001040 ammonium chloride Drugs 0.000 claims 2
- 150000001450 anions Chemical class 0.000 claims 2
- 125000004659 aryl alkyl thio group Chemical group 0.000 claims 2
- 229910052794 bromium Inorganic materials 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 2
- 125000000058 cyclopentadienyl group Chemical group C1(=CC=CC1)* 0.000 claims 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N furane Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims 2
- 125000001072 heteroaryl group Chemical group 0.000 claims 2
- 239000012442 inert solvent Substances 0.000 claims 2
- 150000004658 ketimines Chemical class 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 229910001509 metal bromide Inorganic materials 0.000 claims 2
- 229910001511 metal iodide Inorganic materials 0.000 claims 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 claims 2
- WDWDWGRYHDPSDS-UHFFFAOYSA-N methanimine Chemical compound N=C WDWDWGRYHDPSDS-UHFFFAOYSA-N 0.000 claims 2
- 150000007522 mineralic acids Chemical class 0.000 claims 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims 2
- KAESVJOAVNADME-UHFFFAOYSA-N pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 2
- YTPLMLYBLZKORZ-UHFFFAOYSA-N thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims 2
- VXLQXFQDOGUAPA-UHFFFAOYSA-N (4-methoxyphenyl)phosphane Chemical compound COC1=CC=C(P)C=C1 VXLQXFQDOGUAPA-UHFFFAOYSA-N 0.000 claims 1
- 125000004737 (C1-C6) haloalkoxy group Chemical group 0.000 claims 1
- 150000007578 6-membered cyclic compounds Chemical class 0.000 claims 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N Benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims 1
- FOCAUTSVDIKZOP-UHFFFAOYSA-N Chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 claims 1
- 125000001931 aliphatic group Chemical group 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 1
- 125000005110 aryl thio group Chemical group 0.000 claims 1
- 125000004104 aryloxy group Chemical group 0.000 claims 1
- QKLWAMMQKBOTCD-UHFFFAOYSA-N butane;diphenylphosphane Chemical compound CCCC.C=1C=CC=CC=1PC1=CC=CC=C1 QKLWAMMQKBOTCD-UHFFFAOYSA-N 0.000 claims 1
- 229940106681 chloroacetic acid Drugs 0.000 claims 1
- 125000006448 cycloalkyl cycloalkyl group Chemical group 0.000 claims 1
- 125000000753 cycloalkyl group Chemical group 0.000 claims 1
- PMPVIKIVABFJJI-UHFFFAOYSA-N cyclobutane Chemical compound C1CCC1 PMPVIKIVABFJJI-UHFFFAOYSA-N 0.000 claims 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 claims 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 1
- 229910052736 halogen Inorganic materials 0.000 claims 1
- 150000002367 halogens Chemical group 0.000 claims 1
- 239000002815 homogeneous catalyst Substances 0.000 claims 1
- 150000007857 hydrazones Chemical class 0.000 claims 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 claims 1
- 229910052740 iodine Inorganic materials 0.000 claims 1
- 229910001510 metal chloride Inorganic materials 0.000 claims 1
- 229940098779 methanesulfonic acid Drugs 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 125000001624 naphthyl group Chemical group 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims 1
- 125000004430 oxygen atoms Chemical group O* 0.000 claims 1
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims 1
- 125000003884 phenylalkyl group Chemical group 0.000 claims 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims 1
- 235000011007 phosphoric acid Nutrition 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 239000001103 potassium chloride Substances 0.000 claims 1
- 235000011164 potassium chloride Nutrition 0.000 claims 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims 1
- 235000019260 propionic acid Nutrition 0.000 claims 1
- 239000012429 reaction media Substances 0.000 claims 1
- 125000005346 substituted cycloalkyl group Chemical group 0.000 claims 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N sulfonic acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims 1
- 125000005207 tetraalkylammonium group Chemical group 0.000 claims 1
- 125000000876 trifluoromethoxy group Chemical group FC(F)(F)O* 0.000 claims 1
- 0 Cc1c(C(*)*CO)c(C=O)ccc1 Chemical compound Cc1c(C(*)*CO)c(C=O)ccc1 0.000 description 1
Claims (1)
3. Способ по п. 1, отличающийся тем, что имин содержит по меньшей мере одну из групп и дополнительно ненасыщенные группы .2. The method according to p. 1, characterized in that the imine contains at least one group
3. The method according to p. 1, characterized in that the imine contains at least one of the groups and additionally unsaturated groups .
который гидрогенизуют с получением амина формулы II
где R3 представляет собой линейный или разветвленный C1-C12-алкил циклоалкил, содержащий от 3 до 8 кольцевых углеродных атомов, гетероциклоалкил, связанный через углеродный атом и содержащий от 3 до 8 кольцевых атомов и 1 или 2 гетероатома из группы О, S и NR6, С7-C16-аралкил, связанный через алкильный углеродный атом, или C1-C12-алкил, замещенный упомянутыми циклоалкилом, либо гетероциклоалкилом, или гетероарилом; или R3 обозначает С6-C12-арил или С4-С11-гетероарил, связанный через кольцевой углеродный атом и содержащий в кольце 1 или 2 гетероатома; причем R3 незамещен или замещен -СN -NO2, F, Cl, С1-С12-алкилом, С1-С12-алкоксигруппой, С1-С12-алкилтиогруппой, С1-С6-галоидалкилом, -ОН, С6-С12-арилом, -арилокси- или -арилтиогруппой, С7-С16-аралкилом, -аралкокси- или аралкилтиогруппой, вторичным амином, содержащим от 2 до 24 углеродных атомов, -CONR4R5 или -СООR4, причем ариловые радикалы и ариловые группы в аралкиловых, аралкокси- и аралкилтиогруппах в свою очередь незамещены или замещены -СN, -NO2, F, Cl, С1-С4-алкилом, -алкокси- или -алкилтиогруппой, -ОН, -CONR4R5 или -СООR4;
R4 и R5 каждый независимо друг от друга обозначает водород, C1-C12-алкил, фенил либо бензил или
R4 и R5 вместе обозначают тетра- или пентаметилен или 3-оксапентилен;
R6 независимо имеет те же значения, что и приведенные для R4;
R1 и R2 каждый независимо друг от друга обозначает водородный атом, C1-C12-алкил или циклоалкил, содержащий от 3 до 8 углеродных атомов, каждый из которых незамещен или замещен -ОН, С1-С12-алкокси-, фенокси-, бензилоксигруппой, вторичным амином, содержащим от 2 до 24 углеродных атома, -CONR4R5 или -COOR4, С6-C12-арил или С7-С16-аралкил, который незамещен или замещен так же, как и R3, или -CONR4R5 или -COOR4, где значения R4 и R5 определены выше, или R3 имеет значения, определенные выше, а R1 и R2 вместе обозначают алкилен, содержащий от 2 до 5 углеродных атомов, цепь которого необязательно прервана 1 или 2 радикалами -О-, -S- либо -NR6, и/или незамещен или замещен = О или так же, как R1 и R2 в приведенном выше значении алкила, и/или сконденсирован с бензолом, пиридином, пиримидином, фураном, тиофеном или пирролом, или R2 имеет значения, определенные выше, а R1 и R3 вместе обозначают алкилен, содержащий от 2 до 5 углеродных атомов, цепь которого необязательно прервана 1 или 2 радикалами -О-, -S- или -NR6 и/или незамещен или замещен = О или так же, как и R1 и R2 в приведенном выше значении алкила, и/или сконденсирован с бензолом, пиридином, пиримидином, фураном, тиофеном или пирролом.6. The method according to p. 5, characterized in that the imine is an imine of the formula I
which is hydrogenated to produce an amine of formula II
where R 3 is a linear or branched C 1 -C 12 -alkyl cycloalkyl containing from 3 to 8 ring carbon atoms, a heterocycloalkyl linked through a carbon atom and containing from 3 to 8 ring atoms and 1 or 2 heteroatoms from the group O, S and NR 6 , C 7 -C 16 aralkyl bonded via an alkyl carbon atom, or C 1 -C 12 alkyl substituted by said cycloalkyl, or heterocycloalkyl, or heteroaryl; or R 3 is C 6 -C 12 -aryl or C 4 -C 11 -heteroaryl linked through a ring carbon atom and containing 1 or 2 heteroatoms in the ring; moreover, R 3 unsubstituted or substituted by-CN -NO 2 , F, Cl, C 1 -C 12 -alkyl, C 1 -C 12 -alkoxygroup, C 1 -C 12 -alkylthio group, C 1 -C 6 -haloalkyl, -OH C 6 -C 12 aryl, aryloxy or arylthio, C 7 -C 16 aralkyl, aralkoxy or aralkylthio, secondary amine containing from 2 to 24 carbon atoms, -CONR 4 R 5 or -COOR 4 , wherein the aryl radicals and aryl groups in the aralkyl, aralkoxy and aralkylthio groups are in turn unsubstituted or substituted with —CH, —NO 2 , F, Cl, C 1 -C 4 -alkyl, -alkoxy- or -alkylthio, —OH, - CONR 4 R 5 or -COOR 4 ;
R 4 and R 5 each independently of one another denotes hydrogen, C 1 -C 12 -alkyl, phenyl or benzyl or
R 4 and R 5 together represent tetra- or pentamethylene or 3-oxapentylene;
R 6 independently has the same meaning as given for R 4 ;
R 1 and R 2 each independently of one another denotes a hydrogen atom, C 1 -C 12 -alkyl or cycloalkyl containing from 3 to 8 carbon atoms, each of which is unsubstituted or substituted by -OH, C 1 -C 12 -alkoxy-, phenoxy, benzyloxy, secondary amine containing from 2 to 24 carbon atoms, —CONR 4 R 5 or —COOR 4 , C 6 –C 12 aryl, or C 7 –C 16 aralkyl, which is unsubstituted or substituted in the same way and R 3 or -CONR 4 R 5 or -COOR 4 , where the values of R 4 and R 5 are defined above, or R 3 has the values defined above, and R 1 and R 2 together represent alkylene containing from 2 to 5 carbon atoms chain which is optionally interrupted by 1 or 2 radicals -O-, -S- or -NR 6 , and / or unsubstituted or substituted = O or in the same way as R 1 and R 2 in the above alkyl value, and / or condensed with benzene, pyridine, pyrimidine, furan, thiophene or pyrrole, or R 2 is as defined above, and R 1 and R 3 together represent alkylene containing from 2 to 5 carbon atoms, the chain of which is optionally interrupted by 1 or 2 -O-, - S- or -NR 6 and / or is unsubstituted or substituted by = O or as well as R 1 and R 2 in the meaning of the above alkyl, and / or condensed with benzene, iridinom, pyrimidine, furan, thiophene or pyrrole.
или
17. Способ по п. 1, отличающийся тем, что иридиевый катализатор представляет собой гомогенный катализатор, который практически полностью растворим в реакционной среде.16. The method according to p. 6, characterized in that the imine corresponds to the formula
or
17. The method according to p. 1, characterized in that the iridium catalyst is a homogeneous catalyst, which is almost completely soluble in the reaction medium.
где Х обозначает два олефиновых лиганда или диеновый лиганд;
Y обозначает дитретичный дифосфин, (а) фосфиновые группы которого связаны с различными углеродными атомами углеродной цепи, содержащей от 2 до 4 углеродных атомов, или (б) фосфиновые группы которого в ортоположениях циклопентадиенильного кольца присоединены либо напрямую, либо посредством мостиковой группы -CRaRb, или каждая из групп связана с циклопентадиенильным кольцом ферроценила, или (в) одна фосфиновая группа которого связана с углеродной цепью, содержащей 2 или 3 углеродных атомов, а другая фосфиновая группа которого связана с кислородным атомом или азотным атомом, присоединенным к концу этой углеродной цепи, или (г) фосфиновые группы которого связаны с двумя кислородными атомами или азотными атомами, присоединенными к концу С2-углеродной цепи, вследствие чего в случаях (а), (б), (в) и (г) 5-, 6- или 7-членное кольцо образуется совместно с атомом Iч, радикалы Z каждый независимо друг от друга (других) обозначает Cl, Br или I, A⊖ обозначает анион окси- или, комплексной кислоты, а M⊕ обозначает катион щелочного металла или четвертичный аммоний Ra и Rb каждый независимо друг от друга обозначают водород, C1-C8-алкил, С1-С4-фторалкил, фенил либо бензил или обозначают фенил или бензил, содержащие от 1 до 3 С1-С4-алкиловых или С1-C4-алкоксильных заместителей.18. The method of claim. 1, characterized in that the catalyst corresponds to the formula [XIrYZ], [XIrY] ⊕ A ⊖, [XIrZ 4] ⊖ M ⊕, [YIrHZ 2] 2, [YIrZ 3] 2,
where X denotes two olefinic ligand or diene ligand;
Y denotes a di-tertiary diphosphine, (a) whose phosphine groups are linked to different carbon atoms of the carbon chain containing from 2 to 4 carbon atoms, or (b) whose phosphine groups in ortho positions of the cyclopentadienyl ring are attached either directly or by means of the bridging group -CR a R b , or each of the groups is linked to a ferrocenyl cyclopentadienyl ring, or (c) one phosphine group of which is linked to a carbon chain containing 2 or 3 carbon atoms, and the other phosphine group of which is linked to oxygen one atom or a nitrogen atom attached to the end of this carbon chain, or (d) phosphine groups of which are linked to two oxygen atoms or nitrogen atoms attached to the end of the C 2 carbon chain, as a result, in cases (a), (b), (c) and (d) a 5-, 6-or 7-membered ring is formed together with the Ich atom, the radicals Z each independently of one another (others) represents Cl, Br or I, A ⊖ represents an hydroxy or anion of the complex acid and M ⊕ represents an alkali metal cation or quaternary ammonium, R a and R b each independently of the Meaningful hydrogen, C 1 -C 8 -alkyl, C 1 -C 4 -fluoroalkyl, phenyl or benzyl or are phenyl or benzyl having from 1 to 3 C 1 -C 4 -alkyl or C 1 -C 4 alkoxy substituents.
или
где R15 и R16 каждый независимо друг от друга обозначает водород, С1-С4алкил, фенил, бензил или фенил либо бензил, содержащие от 1 до 3 С1-C4-алкильных или С1-С4-алкоксильных заместителей;
R14 обозначает водород, С1-С4-алкил, фенил, бензил или фенил либо бензил, содержащие от 1 до 3 С1-С4-алкильных или С1-С4алкоксильных заместителей;
R17 обозначает водород, С1-С4-алкил, фенил, бензил, С1-С6-алкокси-СО-, С1-С6-алкил-СО-, фенил-СО-, нафтил-СО- или С1-С4-алкил-NН-СО-;
А может обозначать одинаковые или различные группы -PR2, где R обозначает С1-С6-алкил, циклогексил, фенил, бензил или фенил либо бензил, содержащие от 1 до 3 С1-С4-алкильных, С1-С4-алкоксильных заместителей, CF3 или частично или полностью фторированных С1-С4алкоксильных заместителей;
n = 0, 1 или 2.22. The method according to p. 18, characterized in that diphosphine Y corresponds to the formula
or
where R 15 and R 16 each independently of one another denotes hydrogen, C 1 -C 4 alkyl, phenyl, benzyl or phenyl or benzyl containing from 1 to 3 C 1 -C 4 -alkyl or C 1 -C 4 -alkoxy substituents ;
R 14 denotes hydrogen, C 1 -C 4 -alkyl, phenyl, benzyl or phenyl or benzyl containing from 1 to 3 C 1 -C 4 -alkyl or C 1 -C 4 alkoxy substituents;
R 17 denotes hydrogen, C 1 -C 4 -alkyl, phenyl, benzyl, C 1 -C 6 -alkoxy-CO-, C 1 -C 6 -alkyl-CO-, phenyl-CO-, naphthyl-CO- or C 1 -C 4 -alkyl-NH-CO-;
A can designate the same or different -PR 2 groups, where R is C 1 -C 6 -alkyl, cyclohexyl, phenyl, benzyl, or phenyl or benzyl containing from 1 to 3 C 1 -C 4 -alkyl, C 1 -C 4 -alkoxy substituents, CF 3 or partially or fully fluorinated C 1 -C 4 alkoxy substituents;
n = 0, 1 or 2.
где R01, R02 и R03 каждый независимо друг от друга обозначают С1-С4-алкил, а R04 обозначает С1-С4-алкил, С1-C4-алкоксиметил или С1-С4-алкоксиэтил, гидрогенизацией имина формулы
водородом в присутствии иридиевого катализатора и с использованием инертного растворителя или без него с получением амина формулы
и его реакцией с соединением формулы
ClCH2CO-Cl
отличающийся тем, что в процессе гидрогенизации реакционная смесь содержит хлорид, бромид или иодид аммония или хлорид, бромид или иодид металла, который растворим в реакционной смеси, и дополнительно содержит кислоту.36. The method of obtaining the compounds of formula
where R 01 , R 02 and R 03 each independently of one another denote C 1 -C 4 -alkyl, and R 04 denotes C 1 -C 4 -alkyl, C 1 -C 4 -alkoxymethyl or C 1 -C 4 -alkoxyethyl by hydrogenating the imine of the formula
with hydrogen in the presence of an iridium catalyst and with or without an inert solvent to give an amine of the formula
and its reaction with the compound of the formula
ClCH 2 CO-Cl
characterized in that in the process of hydrogenation, the reaction mixture contains ammonium chloride, bromide or iodide or metal chloride, bromide or iodide, which is soluble in the reaction mixture, and additionally contains acid.
или
.37. The method of claim 36, wherein the imine used is a compound of the formula
or
.
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FR2750423B1 (en) * | 1996-06-28 | 1998-08-14 | Rhone Poulenc Chimie | PROCESS FOR THE ASYMMETRIC HYDROGENATION OF A KETONIC COMPOUND |
US6017918A (en) * | 1998-08-06 | 2000-01-25 | Warner-Lambert Company | Phenyl glycine compounds and methods of treating atherosclerosis and restenosis |
US6284795B1 (en) | 1998-09-04 | 2001-09-04 | Warner-Lambert Company | Sulfonamide compounds and methods of treating atherosclerosis and restenosis |
DE19933611A1 (en) * | 1999-07-17 | 2001-01-18 | Aventis Res & Tech Gmbh & Co | Process for the preparation of amines by homogeneously catalyzed reductive amination of carbonyl compounds |
GB9920285D0 (en) | 1999-08-27 | 1999-10-27 | Johnson Matthey Plc | Improved catalytic process |
WO2005007767A2 (en) * | 2003-07-22 | 2005-01-27 | Idemitsu Kosan Co | Metal complex compound and organic electroluminescent device using same |
DE102004012438A1 (en) * | 2004-03-12 | 2005-09-29 | Degussa Ag | Process for the preparation of enantiomerically enriched ferrocenyl ligands |
ITMI20050158A1 (en) * | 2005-02-04 | 2006-08-05 | Univ Degli Studi Milano | 1,4-BIS-DIFOSFINO-Z-2-BUTENI, 1,4-DISTRIBUTED OPTICALLY PURE IN QUALITY OF CHIRAL BINDERS FOR HOMOGENEOUS STEREOCONTRACTED CATALYSIS WITH TYRANSIATION METAL COMPLEXES |
WO2006108562A1 (en) | 2005-04-08 | 2006-10-19 | Dsm Ip Assets B.V. | Manufacture of lactones |
KR101336383B1 (en) * | 2005-04-15 | 2013-12-04 | 디에스엠 아이피 어셋츠 비.브이. | Manufacture of thiolactones |
DE102005052588A1 (en) | 2005-11-02 | 2007-05-10 | Grünenthal GmbH | Process for the preparation of substituted dimethyl- (3-aryl-butyl) -amine compounds by means of homogeneous catalysis |
US20070213540A1 (en) * | 2006-03-09 | 2007-09-13 | Degussa Ag | Process for the hydrogenation of imines |
CN102006930B (en) * | 2008-04-17 | 2013-09-25 | 联合磷业有限公司 | Hydrogenation of imines |
WO2009158308A1 (en) * | 2008-06-27 | 2009-12-30 | Merck Frosst Canada Ltd. | Synthesis of chiral amines |
EP2202236A1 (en) | 2008-12-23 | 2010-06-30 | Solvias AG | Chiral ligands |
EP2363388A1 (en) * | 2010-03-02 | 2011-09-07 | DSM IP Assets B.V. | Process for the production of chiral amines |
CN101857612B (en) * | 2010-06-11 | 2016-03-23 | 南京工业大学 | Chiral diphosphite ligand and iridium composite catalyst, preparation method and the application in asymmetric hydrogenation synthesis (S)-metolachlor |
CN102951980A (en) * | 2011-08-23 | 2013-03-06 | 中国中化股份有限公司 | Asymmetric catalytic hydrogenation method of imine |
CN102950025B (en) * | 2011-08-23 | 2014-09-10 | 中国中化股份有限公司 | Asymmetric hydrogenation catalyst of imine and its use |
WO2014037962A1 (en) | 2012-09-06 | 2014-03-13 | Council Of Scientific And Industrial Research | Process for the preparation of (s)-2-ethyl-n-(1-methoxypropan -2-yl)-6-methyl aniline |
CN104557563B (en) * | 2013-10-22 | 2017-04-26 | 中国石油化工股份有限公司 | Method for synthesizing (R)-1-phenylbutylamine |
PT108303A (en) | 2015-03-20 | 2016-09-20 | Sapec Agro S A | PROCESS OF PRODUCTION OF (S) -METHOLACLORO |
CN109422602A (en) * | 2017-08-29 | 2019-03-05 | 中国科学院大连化学物理研究所 | A kind of method of asymmetric hydrogenation imines preparation Chiral Amine |
WO2021013997A1 (en) * | 2019-07-25 | 2021-01-28 | Medichem, S.A. | Process for the synthesis of n-alkyl-4-pyridinamines |
WO2024052910A1 (en) * | 2022-09-07 | 2024-03-14 | Adama Agan Ltd. | Process for the preparation of dimethenamid |
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US5011995A (en) * | 1987-07-28 | 1991-04-30 | Ciba-Geigy Corporation | Process for the preparation of optically active secondary amines |
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US5198561A (en) * | 1989-06-22 | 1993-03-30 | Monsanto Company | Ruthenium-BINAP asymmetric hydrogenation catalyst |
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US5250731A (en) * | 1992-03-17 | 1993-10-05 | E. I. Du Pont De Nemours And Company | Preparation of optically active hydrazines and amines |
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UA51652C2 (en) * | 1995-06-08 | 2002-12-16 | Новартіс Аг | A method of hydrogenation of imines |
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