JP6474392B2 - リン酸オセルタミビル調製用中間体の調製方法 - Google Patents
リン酸オセルタミビル調製用中間体の調製方法 Download PDFInfo
- Publication number
- JP6474392B2 JP6474392B2 JP2016520012A JP2016520012A JP6474392B2 JP 6474392 B2 JP6474392 B2 JP 6474392B2 JP 2016520012 A JP2016520012 A JP 2016520012A JP 2016520012 A JP2016520012 A JP 2016520012A JP 6474392 B2 JP6474392 B2 JP 6474392B2
- Authority
- JP
- Japan
- Prior art keywords
- compound
- mmol
- reaction mixture
- added
- produce
- 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 - Fee Related
Links
- VSZGPKBBMSAYNT-RRFJBIMHSA-N oseltamivir Chemical compound CCOC(=O)C1=C[C@@H](OC(CC)CC)[C@H](NC(C)=O)[C@@H](N)C1 VSZGPKBBMSAYNT-RRFJBIMHSA-N 0.000 title claims description 28
- 229960002194 oseltamivir phosphate Drugs 0.000 title claims description 21
- 238000000034 method Methods 0.000 title claims description 14
- 238000002360 preparation method Methods 0.000 title claims description 14
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 40
- 239000011541 reaction mixture Substances 0.000 claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 150000001875 compounds Chemical class 0.000 claims description 21
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 13
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 12
- 150000003573 thiols Chemical class 0.000 claims description 12
- 150000002118 epoxides Chemical class 0.000 claims description 9
- DYHSDKLCOJIUFX-UHFFFAOYSA-N tert-butoxycarbonyl anhydride Chemical compound CC(C)(C)OC(=O)OC(=O)OC(C)(C)C DYHSDKLCOJIUFX-UHFFFAOYSA-N 0.000 claims description 9
- 229940126062 Compound A Drugs 0.000 claims description 8
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 claims description 8
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 8
- 150000004985 diamines Chemical group 0.000 claims description 8
- 238000000746 purification Methods 0.000 claims description 8
- 229920006395 saturated elastomer Polymers 0.000 claims description 8
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims description 7
- 229940125773 compound 10 Drugs 0.000 claims description 7
- ZLVXBBHTMQJRSX-VMGNSXQWSA-N jdtic Chemical compound C1([C@]2(C)CCN(C[C@@H]2C)C[C@H](C(C)C)NC(=O)[C@@H]2NCC3=CC(O)=CC=C3C2)=CC=CC(O)=C1 ZLVXBBHTMQJRSX-VMGNSXQWSA-N 0.000 claims description 7
- 150000003457 sulfones Chemical class 0.000 claims description 7
- WRYCSMQKUKOKBP-UHFFFAOYSA-N Imidazolidine Chemical compound C1CNCN1 WRYCSMQKUKOKBP-UHFFFAOYSA-N 0.000 claims description 6
- 230000000707 stereoselective effect Effects 0.000 claims description 6
- 235000019270 ammonium chloride Nutrition 0.000 claims description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 5
- 230000007062 hydrolysis Effects 0.000 claims description 5
- 238000006460 hydrolysis reaction Methods 0.000 claims description 5
- 150000002576 ketones Chemical class 0.000 claims description 5
- 238000010992 reflux Methods 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 239000004202 carbamide Substances 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 235000018185 Betula X alpestris Nutrition 0.000 claims description 3
- 235000018212 Betula X uliginosa Nutrition 0.000 claims description 3
- OAHJNOMQCICQRK-UHFFFAOYSA-N NC(=O)N.C1=CCCCC1 Chemical compound NC(=O)N.C1=CCCCC1 OAHJNOMQCICQRK-UHFFFAOYSA-N 0.000 claims description 3
- AKZWRTCWNXHHFR-PDIZUQLASA-N [(3S)-oxolan-3-yl] N-[(2S,3S)-4-[(5S)-5-benzyl-3-[(2R)-2-carbamoyloxy-2,3-dihydro-1H-inden-1-yl]-4-oxo-3H-pyrrol-5-yl]-3-hydroxy-1-phenylbutan-2-yl]carbamate Chemical compound NC(=O)O[C@@H]1Cc2ccccc2C1C1C=N[C@](C[C@H](O)[C@H](Cc2ccccc2)NC(=O)O[C@H]2CCOC2)(Cc2ccccc2)C1=O AKZWRTCWNXHHFR-PDIZUQLASA-N 0.000 claims description 3
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 claims description 3
- 235000018417 cysteine Nutrition 0.000 claims description 3
- 238000006264 debenzylation reaction Methods 0.000 claims description 3
- 238000006735 epoxidation reaction Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 230000000873 masking effect Effects 0.000 claims description 3
- 238000005580 one pot reaction Methods 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 229940125898 compound 5 Drugs 0.000 claims description 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 78
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 30
- 239000000243 solution Substances 0.000 description 28
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 20
- 238000003786 synthesis reaction Methods 0.000 description 20
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 19
- 239000011734 sodium Substances 0.000 description 19
- 230000015572 biosynthetic process Effects 0.000 description 18
- 239000012044 organic layer Substances 0.000 description 18
- PGZUMBJQJWIWGJ-ONAKXNSWSA-N oseltamivir phosphate Chemical compound OP(O)(O)=O.CCOC(=O)C1=C[C@@H](OC(CC)CC)[C@H](NC(C)=O)[C@@H](N)C1 PGZUMBJQJWIWGJ-ONAKXNSWSA-N 0.000 description 17
- 238000005481 NMR spectroscopy Methods 0.000 description 16
- 239000003208 petroleum Substances 0.000 description 16
- 229940061367 tamiflu Drugs 0.000 description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 239000007787 solid Substances 0.000 description 15
- JAKPEUADUJGESF-YFKTTZPYSA-N tert-butyl N-[(1R,2R,3S,6S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-7-oxabicyclo[4.1.0]heptan-3-yl]carbamate Chemical compound CC(C)(C)OC(=O)N[C@H]1CC[C@@H]2O[C@@H]2[C@@H]1NC(=O)OC(C)(C)C JAKPEUADUJGESF-YFKTTZPYSA-N 0.000 description 15
- 238000004440 column chromatography Methods 0.000 description 13
- 239000000543 intermediate Substances 0.000 description 13
- 239000000741 silica gel Substances 0.000 description 13
- 229910002027 silica gel Inorganic materials 0.000 description 13
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 description 12
- 239000000203 mixture Substances 0.000 description 10
- LEECCTTXBQNFNI-PMACEKPBSA-N (3aS,7aS)-1,3-dibenzyl-3a,4,5,7a-tetrahydrobenzimidazol-2-one Chemical compound C(C1=CC=CC=C1)N1C(N([C@@H]2[C@@H]1CCC=C2)CC1=CC=CC=C1)=O LEECCTTXBQNFNI-PMACEKPBSA-N 0.000 description 9
- -1 3-pentylidene Chemical group 0.000 description 8
- 239000003480 eluent Substances 0.000 description 8
- LHCQMIOUNMKJTE-PMACEKPBSA-N (3aR,8aS)-1,3-dibenzyl-3a,4,6,7,8,8a-hexahydrothiepino[3,4-d]imidazol-2-one Chemical compound C(C1=CC=CC=C1)N1C(N([C@@H]2[C@@H]1CCCSC2)CC1=CC=CC=C1)=O LHCQMIOUNMKJTE-PMACEKPBSA-N 0.000 description 7
- PKUDNKKEEBTESO-PMACEKPBSA-N (3aR,8aS)-1,3-dibenzyl-5,5-dioxo-3a,4,6,7,8,8a-hexahydrothiepino[3,4-d]imidazol-2-one Chemical compound C(C1=CC=CC=C1)N1C(N([C@@H]2[C@@H]1CCCS(C2)(=O)=O)CC1=CC=CC=C1)=O PKUDNKKEEBTESO-PMACEKPBSA-N 0.000 description 7
- 229960002433 cysteine Drugs 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 239000007858 starting material Substances 0.000 description 7
- UWBGOYOFRYYMFN-ONAKXNSWSA-N (3r,4r,5s)-4-acetamido-5-amino-2-ethyl-3-pentan-3-yloxycyclohexene-1-carboxylic acid;phosphoric acid Chemical compound OP(O)(O)=O.CCC(CC)O[C@H]1[C@H](NC(C)=O)[C@@H](N)CC(C(O)=O)=C1CC UWBGOYOFRYYMFN-ONAKXNSWSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- PUJDIJCNWFYVJX-UHFFFAOYSA-N benzyl carbamate Chemical compound NC(=O)OCC1=CC=CC=C1 PUJDIJCNWFYVJX-UHFFFAOYSA-N 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 6
- 239000000706 filtrate Substances 0.000 description 6
- 206010022000 influenza Diseases 0.000 description 6
- JXOHGGNKMLTUBP-HSUXUTPPSA-N shikimic acid Chemical compound O[C@@H]1CC(C(O)=O)=C[C@@H](O)[C@H]1O JXOHGGNKMLTUBP-HSUXUTPPSA-N 0.000 description 6
- JXOHGGNKMLTUBP-JKUQZMGJSA-N shikimic acid Natural products O[C@@H]1CC(C(O)=O)=C[C@H](O)[C@@H]1O JXOHGGNKMLTUBP-JKUQZMGJSA-N 0.000 description 6
- 239000004201 L-cysteine Substances 0.000 description 5
- 235000013878 L-cysteine Nutrition 0.000 description 5
- 150000001540 azides Chemical class 0.000 description 5
- OAYLNYINCPYISS-UHFFFAOYSA-N ethyl acetate;hexane Chemical compound CCCCCC.CCOC(C)=O OAYLNYINCPYISS-UHFFFAOYSA-N 0.000 description 5
- LUIKWJSAVNSSNH-UHFFFAOYSA-N 2h-imidazo[4,5-d][1,3]thiazole 1-oxide Chemical compound N1=CN=C2S(=O)CN=C21 LUIKWJSAVNSSNH-UHFFFAOYSA-N 0.000 description 4
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 4
- 239000012267 brine Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- AQIXEPGDORPWBJ-UHFFFAOYSA-N pentan-3-ol Chemical compound CCC(O)CC AQIXEPGDORPWBJ-UHFFFAOYSA-N 0.000 description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 4
- WEDMCLBFFJNIRF-RYUDHWBXSA-N tert-butyl N-[(1S,2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]cyclohex-3-en-1-yl]carbamate Chemical compound [C@H]1([C@H](C=CCC1)NC(OC(C)(C)C)=O)NC(OC(C)(C)C)=O WEDMCLBFFJNIRF-RYUDHWBXSA-N 0.000 description 4
- AIHFYUZMISVLGO-YNEHKIRRSA-N tert-butyl n-[(1r,2r,6s)-4-cyano-2-hydroxy-6-[(2-methylpropan-2-yl)oxycarbonylamino]cyclohex-3-en-1-yl]carbamate Chemical compound CC(C)(C)OC(=O)N[C@H]1CC(C#N)=C[C@@H](O)[C@@H]1NC(=O)OC(C)(C)C AIHFYUZMISVLGO-YNEHKIRRSA-N 0.000 description 4
- KSROFWLFSQKZBU-QRFGZVGRSA-N (3s,7ar)-6-benzyl-7-hydroxy-3-phenyl-1,3,7,7a-tetrahydroimidazo[1,5-c][1,3]thiazol-5-one Chemical compound N1([C@@H](SC[C@H]1C1O)C=2C=CC=CC=2)C(=O)N1CC1=CC=CC=C1 KSROFWLFSQKZBU-QRFGZVGRSA-N 0.000 description 3
- AZDYQBFYMBALBY-IENPIDJESA-N (4r)-2-phenyl-1,3-thiazolidine-4-carboxylic acid Chemical compound N1[C@H](C(=O)O)CSC1C1=CC=CC=C1 AZDYQBFYMBALBY-IENPIDJESA-N 0.000 description 3
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 230000029936 alkylation Effects 0.000 description 3
- 238000005804 alkylation reaction Methods 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 3
- 229960003752 oseltamivir Drugs 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000006798 ring closing metathesis reaction Methods 0.000 description 3
- 239000012279 sodium borohydride Substances 0.000 description 3
- 229910000033 sodium borohydride Inorganic materials 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- JIIDPGUOBNGEBH-GVDBMIGSSA-N tert-butyl N-[(1S,5R,6R)-6-acetamido-3-cyano-5-pentan-3-yloxycyclohex-3-en-1-yl]carbamate Chemical compound CCC(CC)O[C@@H]1C=C(C[C@H](NC(=O)OC(C)(C)C)[C@H]1NC(C)=O)C#N JIIDPGUOBNGEBH-GVDBMIGSSA-N 0.000 description 3
- QCZYBAMCHBJLTO-RRFJBIMHSA-N tert-butyl N-[(1S,5R,6R)-6-amino-3-cyano-5-pentan-3-yloxycyclohex-3-en-1-yl]carbamate Chemical compound N[C@H]1[C@@H](C=C(C[C@@H]1NC(=O)OC(C)(C)C)C#N)OC(CC)CC QCZYBAMCHBJLTO-RRFJBIMHSA-N 0.000 description 3
- IZKVHDOSNWGEBW-RCCFBDPRSA-N tert-butyl n-[(1r,2r,6s)-4-cyano-6-[(2-methylpropan-2-yl)oxycarbonylamino]-2-pentan-3-yloxycyclohex-3-en-1-yl]carbamate Chemical compound CCC(CC)O[C@@H]1C=C(C#N)C[C@H](NC(=O)OC(C)(C)C)[C@H]1NC(=O)OC(C)(C)C IZKVHDOSNWGEBW-RCCFBDPRSA-N 0.000 description 3
- 230000003612 virological effect Effects 0.000 description 3
- ARAIBEBZBOPLMB-UFGQHTETSA-N zanamivir Chemical compound CC(=O)N[C@@H]1[C@@H](N=C(N)N)C=C(C(O)=O)O[C@H]1[C@H](O)[C@H](O)CO ARAIBEBZBOPLMB-UFGQHTETSA-N 0.000 description 3
- MTCFGRXMJLQNBG-REOHCLBHSA-N (2S)-2-Amino-3-hydroxypropansäure Chemical compound OC[C@H](N)C(O)=O MTCFGRXMJLQNBG-REOHCLBHSA-N 0.000 description 2
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KZMGYPLQYOPHEL-UHFFFAOYSA-N Boron trifluoride etherate Chemical compound FB(F)F.CCOCC KZMGYPLQYOPHEL-UHFFFAOYSA-N 0.000 description 2
- 238000006130 Horner-Wadsworth-Emmons olefination reaction Methods 0.000 description 2
- PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical group [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- PYMYPHUHKUWMLA-LMVFSUKVSA-N aldehydo-D-ribose Chemical compound OC[C@@H](O)[C@@H](O)[C@@H](O)C=O PYMYPHUHKUWMLA-LMVFSUKVSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000011914 asymmetric synthesis Methods 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cis-cyclohexene Natural products C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 description 2
- 229940125904 compound 1 Drugs 0.000 description 2
- 229940126214 compound 3 Drugs 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 125000000596 cyclohexenyl group Chemical group C1(=CCCCC1)* 0.000 description 2
- YSAVZVORKRDODB-WDSKDSINSA-N diethyl tartrate Chemical compound CCOC(=O)[C@@H](O)[C@H](O)C(=O)OCC YSAVZVORKRDODB-WDSKDSINSA-N 0.000 description 2
- SRCZQMGIVIYBBJ-UHFFFAOYSA-N ethoxyethane;ethyl acetate Chemical compound CCOCC.CCOC(C)=O SRCZQMGIVIYBBJ-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000012458 free base Substances 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 229960002989 glutamic acid Drugs 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 2
- 125000006239 protecting group Chemical group 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- 230000001932 seasonal effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 241000712461 unidentified influenza virus Species 0.000 description 2
- QFLWZFQWSBQYPS-AWRAUJHKSA-N (3S)-3-[[(2S)-2-[[(2S)-2-[5-[(3aS,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]-3-methylbutanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-4-[1-bis(4-chlorophenoxy)phosphorylbutylamino]-4-oxobutanoic acid Chemical compound CCCC(NC(=O)[C@H](CC(O)=O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@@H](NC(=O)CCCCC1SC[C@@H]2NC(=O)N[C@H]12)C(C)C)P(=O)(Oc1ccc(Cl)cc1)Oc1ccc(Cl)cc1 QFLWZFQWSBQYPS-AWRAUJHKSA-N 0.000 description 1
- TTYVWILEGNYIQI-XLPZGREQSA-N (3r,4r,5s)-4-acetamido-5-amino-3-hydroxycyclohexene-1-carboxylic acid Chemical compound CC(=O)N[C@@H]1[C@@H](N)CC(C(O)=O)=C[C@H]1O TTYVWILEGNYIQI-XLPZGREQSA-N 0.000 description 1
- AAWZDTNXLSGCEK-LNVDRNJUSA-N (3r,5r)-1,3,4,5-tetrahydroxycyclohexane-1-carboxylic acid Chemical compound O[C@@H]1CC(O)(C(O)=O)C[C@@H](O)C1O AAWZDTNXLSGCEK-LNVDRNJUSA-N 0.000 description 1
- NTINNCZZSFYFHS-UFYCRDLUSA-N (3s,7s,7ar)-6-benzyl-3-phenyl-7-prop-2-enyl-1,3,7,7a-tetrahydroimidazo[1,5-c][1,3]thiazol-5-one Chemical compound N1([C@@H](SC[C@H]1[C@@H]1CC=C)C=2C=CC=CC=2)C(=O)N1CC1=CC=CC=C1 NTINNCZZSFYFHS-UFYCRDLUSA-N 0.000 description 1
- DYLIWHYUXAJDOJ-OWOJBTEDSA-N (e)-4-(6-aminopurin-9-yl)but-2-en-1-ol Chemical compound NC1=NC=NC2=C1N=CN2C\C=C\CO DYLIWHYUXAJDOJ-OWOJBTEDSA-N 0.000 description 1
- VYXHVRARDIDEHS-UHFFFAOYSA-N 1,5-cyclooctadiene Chemical compound C1CC=CCCC=C1 VYXHVRARDIDEHS-UHFFFAOYSA-N 0.000 description 1
- 239000004912 1,5-cyclooctadiene Substances 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- 238000005084 2D-nuclear magnetic resonance Methods 0.000 description 1
- NHQDETIJWKXCTC-UHFFFAOYSA-N 3-chloroperbenzoic acid Chemical compound OOC(=O)C1=CC=CC(Cl)=C1 NHQDETIJWKXCTC-UHFFFAOYSA-N 0.000 description 1
- QPLGKBMWKLWTHG-UHFFFAOYSA-N 3-pentan-3-yloxypentane Chemical compound CCC(CC)OC(CC)CC QPLGKBMWKLWTHG-UHFFFAOYSA-N 0.000 description 1
- 229960000549 4-dimethylaminophenol Drugs 0.000 description 1
- 238000006027 Birch reduction reaction Methods 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- AAWZDTNXLSGCEK-UHFFFAOYSA-N Cordycepinsaeure Natural products OC1CC(O)(C(O)=O)CC(O)C1O AAWZDTNXLSGCEK-UHFFFAOYSA-N 0.000 description 1
- 238000006646 Dess-Martin oxidation reaction Methods 0.000 description 1
- 238000006228 Dieckmann condensation reaction Methods 0.000 description 1
- 229940126656 GS-4224 Drugs 0.000 description 1
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 1
- 238000003747 Grignard reaction Methods 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
- IFQSXNOEEPCSLW-DKWTVANSSA-N L-cysteine hydrochloride Chemical compound Cl.SC[C@H](N)C(O)=O IFQSXNOEEPCSLW-DKWTVANSSA-N 0.000 description 1
- QIJRTFXNRTXDIP-JIZZDEOASA-N L-cysteine hydrochloride hydrate Chemical compound O.Cl.SC[C@H](N)C(O)=O QIJRTFXNRTXDIP-JIZZDEOASA-N 0.000 description 1
- DZLNHFMRPBPULJ-VKHMYHEASA-N L-thioproline Chemical compound OC(=O)[C@@H]1CSCN1 DZLNHFMRPBPULJ-VKHMYHEASA-N 0.000 description 1
- 229910010082 LiAlH Inorganic materials 0.000 description 1
- 102000018697 Membrane Proteins Human genes 0.000 description 1
- 108010052285 Membrane Proteins Proteins 0.000 description 1
- XTOKJOTZISCFFS-UHFFFAOYSA-N N1=CN=C2S(=O)C(O)N=C21 Chemical compound N1=CN=C2S(=O)C(O)N=C21 XTOKJOTZISCFFS-UHFFFAOYSA-N 0.000 description 1
- 241000712464 Orthomyxoviridae Species 0.000 description 1
- 238000010472 Ramberg-Bäcklund reaction Methods 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003443 antiviral agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007247 aza-Henry reaction Methods 0.000 description 1
- 150000001541 aziridines Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000012230 colorless oil Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000006352 cycloaddition reaction Methods 0.000 description 1
- 150000001925 cycloalkenes Chemical group 0.000 description 1
- NKLCNNUWBJBICK-UHFFFAOYSA-N dess–martin periodinane Chemical compound C1=CC=C2I(OC(=O)C)(OC(C)=O)(OC(C)=O)OC(=O)C2=C1 NKLCNNUWBJBICK-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- YWWZCHLUQSHMCL-UHFFFAOYSA-N diphenyl diselenide Chemical compound C=1C=CC=CC=1[Se][Se]C1=CC=CC=C1 YWWZCHLUQSHMCL-UHFFFAOYSA-N 0.000 description 1
- 229940042406 direct acting antivirals neuraminidase inhibitors Drugs 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 241001493065 dsRNA viruses Species 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 235000013922 glutamic acid Nutrition 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 description 1
- 229940091173 hydantoin Drugs 0.000 description 1
- YAMHXTCMCPHKLN-UHFFFAOYSA-N imidazolidin-2-one Chemical compound O=C1NCCN1 YAMHXTCMCPHKLN-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- YDNLNVZZTACNJX-UHFFFAOYSA-N isocyanatomethylbenzene Chemical compound O=C=NCC1=CC=CC=C1 YDNLNVZZTACNJX-UHFFFAOYSA-N 0.000 description 1
- 239000012280 lithium aluminium hydride Substances 0.000 description 1
- 230000009456 molecular mechanism Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 239000002547 new drug Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010534 nucleophilic substitution reaction Methods 0.000 description 1
- AICOOMRHRUFYCM-ZRRPKQBOSA-N oxazine, 1 Chemical compound C([C@@H]1[C@H](C(C[C@]2(C)[C@@H]([C@H](C)N(C)C)[C@H](O)C[C@]21C)=O)CC1=CC2)C[C@H]1[C@@]1(C)[C@H]2N=C(C(C)C)OC1 AICOOMRHRUFYCM-ZRRPKQBOSA-N 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- KHIWWQKSHDUIBK-UHFFFAOYSA-N periodic acid Chemical compound OI(=O)(=O)=O KHIWWQKSHDUIBK-UHFFFAOYSA-N 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 229940061374 relenza Drugs 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 229960001153 serine Drugs 0.000 description 1
- 239000002911 sialidase inhibitor Substances 0.000 description 1
- 238000010898 silica gel chromatography Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 125000004213 tert-butoxy group Chemical group [H]C([H])([H])C(O*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000006257 total synthesis reaction Methods 0.000 description 1
- 238000001665 trituration Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229960001028 zanamivir Drugs 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
- C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
- C07D513/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/33—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of rings other than six-membered aromatic rings
- C07C211/34—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of rings other than six-membered aromatic rings of a saturated carbon skeleton
- C07C211/36—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of rings other than six-membered aromatic rings of a saturated carbon skeleton containing at least two amino groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/04—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups from amines with formation of carbamate groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/06—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups by reactions not involving the formation of carbamate groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/30—Oxygen or sulfur atoms
- C07D233/32—One oxygen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN2956/DEL/2013 | 2013-10-04 | ||
IN2956DE2013 IN2013DE02956A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 2013-10-04 | 2014-10-07 | |
PCT/IN2014/000645 WO2015049700A1 (en) | 2013-10-04 | 2014-10-07 | A process for the preparation of intermediate for the preparation of oseltamivir phosphate |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016537315A JP2016537315A (ja) | 2016-12-01 |
JP6474392B2 true JP6474392B2 (ja) | 2019-02-27 |
Family
ID=52023584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016520012A Expired - Fee Related JP6474392B2 (ja) | 2013-10-04 | 2014-10-07 | リン酸オセルタミビル調製用中間体の調製方法 |
Country Status (5)
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110506045B (zh) * | 2017-04-12 | 2023-01-13 | 帝斯曼知识产权资产管理有限公司 | 制备咪唑并噻唑酮化合物的方法 |
CN109890790B (zh) * | 2017-06-20 | 2020-04-21 | 广东东阳光药业有限公司 | 一种奥司他韦及其异构体的制备方法 |
US10385010B1 (en) * | 2018-03-28 | 2019-08-20 | Georgia State University Research Foundation, Inc. | Expedient synthesis of oseltamivir and related compounds via direct olefin diazidation-diamidation reaction |
CN111349059B (zh) * | 2018-12-20 | 2023-03-31 | 中国科学院上海药物研究所 | 一类手性环氧化合物的制备方法 |
CN113307744A (zh) * | 2021-05-29 | 2021-08-27 | 弘健制药(上海)有限公司 | 一种磷酸奥司他韦的制备方法 |
CN114478290A (zh) * | 2022-01-24 | 2022-05-13 | 广东中润药物研发有限公司 | 奥司他韦中间体的合成方法 |
CN116396306A (zh) * | 2023-04-13 | 2023-07-07 | 华东理工大学 | 一种d-生物素关键中间体硫内酯的制备方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6486328B1 (en) * | 2000-10-12 | 2002-11-26 | Council Of Scientific And Industrial Research | Substituted 2-[-6-benzyl-5-oxo-3-phenyl-(3s,7s, 7aR)-perhydroimidazol[1,5-c][1,3]thiazol-7yl] compounds |
JPWO2007099843A1 (ja) | 2006-02-23 | 2009-07-16 | 国立大学法人 東京大学 | α,β−不飽和シクロヘキサノン誘導体及びその製造方法、並びにその中間体の製造方法 |
JP2008081489A (ja) | 2006-08-31 | 2008-04-10 | Univ Of Tokyo | 環状ウレタン化合物及びその製造方法 |
-
2014
- 2014-10-07 IN IN2956DE2013 patent/IN2013DE02956A/en unknown
- 2014-10-07 EP EP14811991.0A patent/EP3052473B1/en not_active Not-in-force
- 2014-10-07 WO PCT/IN2014/000645 patent/WO2015049700A1/en active Application Filing
- 2014-10-07 US US15/026,376 patent/US9522922B2/en not_active Expired - Fee Related
- 2014-10-07 JP JP2016520012A patent/JP6474392B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20160222029A1 (en) | 2016-08-04 |
EP3052473B1 (en) | 2018-01-17 |
WO2015049700A1 (en) | 2015-04-09 |
IN2013DE02956A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 2015-04-10 |
JP2016537315A (ja) | 2016-12-01 |
EP3052473A1 (en) | 2016-08-10 |
US9522922B2 (en) | 2016-12-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6474392B2 (ja) | リン酸オセルタミビル調製用中間体の調製方法 | |
KR20180012788A (ko) | 브리바라세탐의 제조 방법 | |
JP2017537153A (ja) | ラセミ体δ−ヒドロキシエステルの触媒的不斉水素化反応による動力学的分割およびその応用 | |
Lv et al. | Organocatalytic asymmetric synthesis of both cis-and trans-configured pyrano [2, 3-b] chromenes via different dehydration pathways | |
Stakanovs et al. | Convergent biomimetic semisynthesis of disesquiterpenoid rumphellolide J | |
AU2001266208B2 (en) | Cyclic ketones, their preparation and their use in the synthesis of amino acids | |
RU2588673C2 (ru) | СПОСОБ ПОЛУЧЕНИЯ БЕНЗИЛ-[(3as, 4R, 6S, 6aR)-6-ГИДРОКСИ-2, 2-ДИМЕТИЛТЕТРАГИДРО-3aH-ЦИКЛОПЕНТА[d][1,3] ДИОКСОЛ-4-ИЛ]КАРБАМАТА И ПРОМЕЖУТОЧНЫХ СОЕДИНЕНИЙ В ЭТОМ СПОСОБЕ | |
JP5192856B2 (ja) | オセルタミビル及びその類縁化合物の製造方法 | |
CN114315609B (zh) | 一种制备顺式2-氨基环己醇的工艺方法 | |
Szakonyi et al. | Mild and efficient ring opening of monoterpene-fused β-lactam enantiomers. Synthesis of novel β-amino acid derivatives | |
US9783512B2 (en) | Bicyclic methylene aziridines and reactions thereof | |
Suresh Babu et al. | A Practical and Enantiospecific Synthesis of (−)‐(R)‐and (+)‐(S)‐Piperidin‐3‐ols | |
JP2023513330A (ja) | γ-アミノ酪酸及びその類似体の製造方法 | |
US9409855B2 (en) | Asymmetric synthesis of (−)-venlafaxine using organocatalyst | |
Mi et al. | A Facile and Practical Synthesis of (-)-tasimelteon | |
Rita Ventura | Asymmetric syntheses based on organocatalysis | |
JP2007513070A (ja) | ビシクロ[3.1.0]ヘキサン誘導体およびその中間体の製造方法関連出願に対する相互参照本出願は、2003年11月7日に出願された米国仮出願第60/518,391号の合衆国法典第35巻(35U.S.C.)第119条(e)に基づく優先権を主張する。 | |
Naumova et al. | Three-step assembly of 4-aminotetrahydropyran-2-ones from isoxazoline-2-oxides | |
KR101306585B1 (ko) | 프레가발린의 제조방법 | |
Ng | Zwitterion-Catalyzed Organic Transformations and Ammonium Fluoride-Catalyzed Dibromination of Alkenes | |
JP5981747B2 (ja) | アザディールス−アルダー反応用触媒、それを用いたテトラヒドロピリジン化合物の製造方法 | |
KR101142052B1 (ko) | 자나미비어의 제조방법 | |
JP2010215557A (ja) | シクロヘキセンカルボン酸エステル化合物の製造方法 | |
Gaikwad | β Activation of α, β-unsaturated esters for-CC-bond formation reactions: applications in the synthesis of biological active compounds | |
JP2009132650A (ja) | イソオキサゾリジン化合物 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20170814 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20180614 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20180619 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20180911 |
|
RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7426 Effective date: 20180920 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20180920 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20181206 |
|
TRDD | Decision of grant or rejection written | ||
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20181206 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20190108 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20190129 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6474392 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |