CN115515957A - 用于制备杂环化合物的中间体的立体选择性合成 - Google Patents
用于制备杂环化合物的中间体的立体选择性合成 Download PDFInfo
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- CN115515957A CN115515957A CN202180033979.0A CN202180033979A CN115515957A CN 115515957 A CN115515957 A CN 115515957A CN 202180033979 A CN202180033979 A CN 202180033979A CN 115515957 A CN115515957 A CN 115515957A
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- 238000002360 preparation method Methods 0.000 title abstract description 12
- 238000003786 synthesis reaction Methods 0.000 title abstract description 6
- 230000000707 stereoselective effect Effects 0.000 title abstract description 5
- 230000015572 biosynthetic process Effects 0.000 title abstract description 4
- 239000000543 intermediate Substances 0.000 title description 18
- 150000002391 heterocyclic compounds Chemical class 0.000 title description 7
- 150000001875 compounds Chemical class 0.000 claims description 84
- 150000003839 salts Chemical class 0.000 claims description 32
- 229910052736 halogen Inorganic materials 0.000 claims description 30
- 150000002367 halogens Chemical class 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 21
- 125000000217 alkyl group Chemical group 0.000 claims description 12
- 125000006239 protecting group Chemical group 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 10
- 150000002431 hydrogen Chemical class 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229940002612 prodrug Drugs 0.000 claims description 6
- 239000000651 prodrug Substances 0.000 claims description 6
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 5
- 125000004422 alkyl sulphonamide group Chemical group 0.000 claims description 5
- 238000006482 condensation reaction Methods 0.000 claims description 5
- 229910052805 deuterium Inorganic materials 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000010511 deprotection reaction Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000007034 nitrosation reaction Methods 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007363 ring formation reaction Methods 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 abstract description 6
- 102000004533 Endonucleases Human genes 0.000 abstract description 5
- 108010042407 Endonucleases Proteins 0.000 abstract description 5
- 239000003112 inhibitor Substances 0.000 abstract description 2
- 125000000623 heterocyclic group Chemical group 0.000 abstract 1
- 238000011031 large-scale manufacturing process Methods 0.000 abstract 1
- 238000001308 synthesis method Methods 0.000 abstract 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 90
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 81
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 74
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 58
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 48
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 43
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 39
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 39
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 38
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 38
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 36
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 33
- -1 polycyclic compound Chemical class 0.000 description 31
- 239000000203 mixture Substances 0.000 description 28
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 21
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 21
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 21
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 20
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 20
- 239000002253 acid Substances 0.000 description 18
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 16
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 16
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 16
- 239000012442 inert solvent Substances 0.000 description 16
- 238000003756 stirring Methods 0.000 description 15
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 14
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 14
- 239000003153 chemical reaction reagent Substances 0.000 description 14
- 239000011541 reaction mixture Substances 0.000 description 14
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 14
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 description 13
- 229940011051 isopropyl acetate Drugs 0.000 description 13
- GWYFCOCPABKNJV-UHFFFAOYSA-N isovaleric acid Chemical compound CC(C)CC(O)=O GWYFCOCPABKNJV-UHFFFAOYSA-N 0.000 description 13
- 239000010410 layer Substances 0.000 description 13
- WMOVHXAZOJBABW-UHFFFAOYSA-N tert-butyl acetate Chemical compound CC(=O)OC(C)(C)C WMOVHXAZOJBABW-UHFFFAOYSA-N 0.000 description 13
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 12
- 239000003054 catalyst Substances 0.000 description 12
- 239000002904 solvent Substances 0.000 description 12
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000012044 organic layer Substances 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 8
- 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 8
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 8
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 8
- 235000019341 magnesium sulphate Nutrition 0.000 description 8
- 229910017604 nitric acid Inorganic materials 0.000 description 8
- 235000011007 phosphoric acid Nutrition 0.000 description 8
- LEHBURLTIWGHEM-UHFFFAOYSA-N pyridinium chlorochromate Chemical compound [O-][Cr](Cl)(=O)=O.C1=CC=[NH+]C=C1 LEHBURLTIWGHEM-UHFFFAOYSA-N 0.000 description 8
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 7
- 239000005711 Benzoic acid Substances 0.000 description 7
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 7
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 7
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 7
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 7
- 235000010233 benzoic acid Nutrition 0.000 description 7
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 235000015165 citric acid Nutrition 0.000 description 7
- 239000001530 fumaric acid Substances 0.000 description 7
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 7
- 239000011976 maleic acid Substances 0.000 description 7
- 239000001630 malic acid Substances 0.000 description 7
- 235000011090 malic acid Nutrition 0.000 description 7
- 235000006408 oxalic acid Nutrition 0.000 description 7
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 7
- 239000011975 tartaric acid Substances 0.000 description 7
- 235000002906 tartaric acid Nutrition 0.000 description 7
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 6
- 239000002585 base Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 6
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 6
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Chemical compound [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 6
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 5
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 5
- 229910000085 borane Inorganic materials 0.000 description 5
- 229910052731 fluorine Inorganic materials 0.000 description 5
- 239000011737 fluorine Substances 0.000 description 5
- 235000011087 fumaric acid Nutrition 0.000 description 5
- 150000007522 mineralic acids Chemical class 0.000 description 5
- DUWLIIPTRMQEAP-UHFFFAOYSA-N 2-methylpropane-2-sulfinic acid Chemical compound CC(C)(C)S(O)=O DUWLIIPTRMQEAP-UHFFFAOYSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 4
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 4
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 description 4
- RCBVKBFIWMOMHF-UHFFFAOYSA-L hydroxy-(hydroxy(dioxo)chromio)oxy-dioxochromium;pyridine Chemical compound C1=CC=NC=C1.C1=CC=NC=C1.O[Cr](=O)(=O)O[Cr](O)(=O)=O RCBVKBFIWMOMHF-UHFFFAOYSA-L 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 4
- 235000010755 mineral Nutrition 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 4
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 4
- JQWHASGSAFIOCM-UHFFFAOYSA-M sodium periodate Chemical compound [Na+].[O-]I(=O)(=O)=O JQWHASGSAFIOCM-UHFFFAOYSA-M 0.000 description 4
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 description 4
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 4
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 4
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 4
- 229910052723 transition metal Inorganic materials 0.000 description 4
- 150000003624 transition metals Chemical class 0.000 description 4
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 4
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical group CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 229940093915 gynecological organic acid Drugs 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- 150000007529 inorganic bases Chemical class 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
- 235000005985 organic acids Nutrition 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 description 3
- JMXKSZRRTHPKDL-UHFFFAOYSA-N titanium ethoxide Chemical compound [Ti+4].CC[O-].CC[O-].CC[O-].CC[O-] JMXKSZRRTHPKDL-UHFFFAOYSA-N 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- HEWZVZIVELJPQZ-UHFFFAOYSA-N 2,2-dimethoxypropane Chemical compound COC(C)(C)OC HEWZVZIVELJPQZ-UHFFFAOYSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- GRWPYGBKJYICOO-UHFFFAOYSA-N 2-methylpropan-2-olate;titanium(4+) Chemical compound [Ti+4].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-] GRWPYGBKJYICOO-UHFFFAOYSA-N 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- IAJILQKETJEXLJ-UHFFFAOYSA-N Galacturonsaeure Natural products O=CC(O)C(O)C(O)C(O)C(O)=O IAJILQKETJEXLJ-UHFFFAOYSA-N 0.000 description 2
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000012448 Lithium borohydride Substances 0.000 description 2
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 description 2
- 101100189356 Mus musculus Papolb gene Proteins 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- LCTONWCANYUPML-UHFFFAOYSA-N Pyruvic acid Chemical compound CC(=O)C(O)=O LCTONWCANYUPML-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000005708 Sodium hypochlorite Substances 0.000 description 2
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 2
- 238000006859 Swern oxidation reaction Methods 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 2
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- KWIUHFFTVRNATP-UHFFFAOYSA-N glycine betaine Chemical compound C[N+](C)(C)CC([O-])=O KWIUHFFTVRNATP-UHFFFAOYSA-N 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- 238000004128 high performance liquid chromatography Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- OWFXIOWLTKNBAP-UHFFFAOYSA-N isoamyl nitrite Chemical compound CC(C)CCON=O OWFXIOWLTKNBAP-UHFFFAOYSA-N 0.000 description 2
- OTCKOJUMXQWKQG-UHFFFAOYSA-L magnesium bromide Chemical compound [Mg+2].[Br-].[Br-] OTCKOJUMXQWKQG-UHFFFAOYSA-L 0.000 description 2
- 229910001623 magnesium bromide Inorganic materials 0.000 description 2
- 229910001629 magnesium chloride Inorganic materials 0.000 description 2
- BLQJIBCZHWBKSL-UHFFFAOYSA-L magnesium iodide Chemical compound [Mg+2].[I-].[I-] BLQJIBCZHWBKSL-UHFFFAOYSA-L 0.000 description 2
- 229910001641 magnesium iodide Inorganic materials 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 229940098779 methanesulfonic acid Drugs 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- ZEIWWVGGEOHESL-UHFFFAOYSA-N methanol;titanium Chemical compound [Ti].OC.OC.OC.OC ZEIWWVGGEOHESL-UHFFFAOYSA-N 0.000 description 2
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- 235000010289 potassium nitrite Nutrition 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- MFDFERRIHVXMIY-UHFFFAOYSA-N procaine Chemical compound CCN(CC)CCOC(=O)C1=CC=C(N)C=C1 MFDFERRIHVXMIY-UHFFFAOYSA-N 0.000 description 1
- 229960004919 procaine Drugs 0.000 description 1
- LFILDSDQMSCNBV-LURJTMIESA-N propane-2-sulfinamide Chemical compound CC(C)[S@@](N)=O LFILDSDQMSCNBV-LURJTMIESA-N 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 150000003212 purines Chemical class 0.000 description 1
- 229940107700 pyruvic acid Drugs 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- BEOOHQFXGBMRKU-UHFFFAOYSA-N sodium cyanoborohydride Chemical compound [Na+].[B-]C#N BEOOHQFXGBMRKU-UHFFFAOYSA-N 0.000 description 1
- 235000009518 sodium iodide Nutrition 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 125000004434 sulfur atom Chemical group 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
- 125000005931 tert-butyloxycarbonyl group Chemical group [H]C([H])([H])C(OC(*)=O)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 229960004559 theobromine Drugs 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical compound CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 229960000281 trometamol Drugs 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 229940005605 valeric acid Drugs 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D337/00—Heterocyclic compounds containing rings of more than six members having one sulfur atom as the only ring hetero atom
- C07D337/02—Seven-membered rings
- C07D337/06—Seven-membered rings condensed with carbocyclic rings or ring systems
- C07D337/10—Seven-membered rings condensed with carbocyclic rings or ring systems condensed with two six-membered rings
- C07D337/12—[b,e]-condensed
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Abstract
本公开提供一种可用于制备作为帽依赖性核酸内切酶抑制剂的杂环衍生物的中间体的立体选择性合成。本公开提供的合成方法具有操作简单、更高产率以及立体选择性相对可控的优点,因而适合规模化生产。
Description
技术领域
本公开涉及用于生产一种经取代的杂环化合物的立体选择性方法。另外,本公开还涉及用于制备该经取代的杂环化合物的中间体。
背景技术
帽依赖性核酸内切酶(Cap-dependent endonuclease)是抑制流感病毒mRNA合成的必要酵素。帽依赖性核酸内切酶抑制剂被发现可有效抑制A型和B型流感病毒。已有数种化合物藉由抑制帽依赖性核酸内切酶而针对流感病毒有效地表现出抗病毒活性。在已公开的PCT申请案WO2019/144089中,首次揭露一种新颖杂环化合物,可作为有效的帽依赖性核酸内切酶抑制剂。在PCT申请案WO2019/144089中,还描述了该杂环化合物的制备方法,其包含使用含有硫原子的外消旋多环化合物作为中间体。然而,在该现有技术中缺乏对该杂环化合物的手性(chirality)合成控制。
发明内容
本公开提供一种用于制备杂环化合物的中间体及合成方法,该合成方法具有简单的化学单元操作、更高的产率以及可控制的手性,并且适合于工业生产。在一些具体实施例中,本公开还涉及使用一种立体选择性中间体来制备杂环化合物的合成方法。
在本公开的至少一个实施例中,提供如下式(I)表示的中间体或其盐:
其中,R1是卤素;R1’是卤素;“*”代表R对映异构体或S对映异构体。
在本公开的至少一个实施例中,提供如下式(II)表示的中间体或其盐:
其中,R1是卤素;R1’是卤素;R2是氢、氘、卤素或C1-6烷基;R3是氢、NO或NH2;m是0、1、2或3;P是保护基;“*”代表R对映异构体、S对映异构体或是消旋体。
在本公开的至少一个实施例中,提供制备式(I)中间体的方法。
在本公开的至少一个实施例中,提供制备式(II)中间体的方法。
具体实施方式
为便于理解本文所阐述的发明内容,下文定义多个术语。
一般而言,本文所用的命名法及本文所描述的有机化学、药物化学及药理学中的实验室程序为熟知且常用于本技术领域中的命名法及实验室程序。除非另外定义,否则本文所用的所有技术及科学术语一般具有与本发明所属领域的普通技术人员通常所理解相同的含义。
术语“约”将被本领域的普通技术人员理解,并且将在使用它的上下文中有所变化。如本文所使用,当涉及诸如量、期间等可测量的数值时,术语“约”意在包括±20%或±10%的变化,包括相对于既定值±5%、±1%或±0.1%的范围,这样的变化适合于所公开的方法。
术语“卤素”是指氟、氯、溴或碘。
术语“C1-6烷基”是指含有1至6个(例如1至3个、1至4个和1至5个)碳原子的具支链或直链饱和脂肪族烃基团。C1-6烷基的实例包含甲基、乙基、正丙基、异丙基、正丁基、异丁基、仲丁基、叔丁基、正戊基及诸如此类基团。
术语“一个或多个(一种或多种)”是指一个或大于一的个数(例如2、3、4、5、6、7或以上)。
术语“保护基”是指其形成致使官能团无反应性的基团。保护基可移除以使该官能团恢复至其初始状态。各种不同保护基及保护试剂(包含羟基保护基)为本领域的普通技术人员所熟知,其包含的化合物揭示于《有机合成中的保护基(Protective Groups inOrganic Synthesis)》(第4版,T.W.Greene及P.G.M.Wuts,约翰威立出版公司,纽约,2006年)。
术语“盐”是指本公开的化合物的酸或碱加成盐。“盐”包含,例如,“医药学上可接受的盐”。术语“医药学上可接受的盐”是指由医药学上可接受的无毒碱或酸(包含无机或有机碱以及无机或有机酸)制备而成的盐。衍生自无机碱的盐的实例包含铝、铵、钙、铜、铁、亚铁、锂、镁、锰、钾、钠、锌或诸如此类的盐。衍生自医药学上可接受的有机无毒碱的盐的实例包含下述者的盐:一级胺、二级胺、三级胺、天然存在的经取代胺、环胺、精氨酸、甜菜碱、咖啡因、胆碱、N,N’-二芐基乙二胺、二乙胺、2-二乙氨基乙醇、2-二甲氨基乙醇、乙醇胺、乙二胺、N-乙基吗啉、N-乙基哌啶、谷氨酰胺、葡糖胺、组胺酸、异丙胺、赖氨酸、葡甲胺、吗啉、哌嗪、哌啶、多胺树脂、普鲁卡因、嘌呤、可可碱、三乙胺、三甲胺、三丙胺、氨丁三醇或诸如此类的盐。当本公开使用的化合物为碱性时,其盐可以由医药学上可接受的无机酸和有机酸制备而成,这类的无机酸的实例包含但不限于盐酸、氢溴酸、硫酸、氨基磺酸、硝酸、硼酸、磷酸或诸如此类的无机酸;这类的有机酸的实例包含但不限于甲酸、乙酸、苯乙酸、丙酸、硬脂酸、抗坏血酸、马来酸、羟基马来酸、2-羟乙基磺酸、琥珀酸、戊酸、富马酸、丙二酸、苦味酸、丙酮酸、草酸、乙醇酸、水杨酸、油酸、棕榈酸、月桂酸、苹果酸、扁桃酸、柠檬酸、酒石酸、吡喃糖苷酸(例如葡萄醣醛酸或半乳醣醛酸)、氨基酸(例如天冬氨酸、戊二酸或麸氨酸)、芳香族酸(例如苯甲酸、2-乙酰氧基苯甲酸、萘甲酸或肉桂酸)或诸如此类的有机酸。将理解的是,如本文所使用的对本公开的化合物所提及的也意指包含其医药学上可接受的盐。
本文的公开内容首先提供式(I)表示的中间体或其盐:
其中,
R1是卤素;R1’是卤素;“*”代表R对映异构体或S对映异构体。在至少一个实施例中,R1是氟;R1’是氟。
在至少一个实施例中,式(I)的中间体可以由式(Ia)或式(Ib)表示:
在一些实施例中,式(I)的中间体是:
本公开还提供式(II)表示的中间体:
其中,
R1是卤素;R1’是卤素;R2是氢、氘、卤素或C1-6烷基;R3是氢、NO或NH2;m是0、1、2或3;P是保护基;“*”代表R对映异构体、S对映异构体或是消旋体。在至少一个实施例中,R1是氟;R1’是氟。在一些实施例中,R2是氢、氘或甲基。在一些实施例中,R2是氢。在一些实施例中,R3是氢或NO。在一些实施例中,m是0。在一些实施例中,保护基的实例包含但不限于芐基(Bn)、叔丁氧羰基(tert-butyloxycarbonyl,Boc)、芐氧羰基(Cbz)、9-芴基甲氧羰基(Fmoc)、乙酰基(Ac)、苯甲酰基(Bz)、三苯甲基及诸如此类的基团。
在至少一个实施例中,式(II)的中间体可以由式(IIa)或式(IIb)表示:
其中,R1、R1’、R2、R3、m和P如前述所定义。
在一些实施例中,式(IIa)的中间体可以以式(IIa-1)或式(IIa-2)表示:
其中,R1、R1’、R2、m和P如前述所定义。
在至少一个实施例中,式(IIb)的中间体可以由式(IIb-1)或式(IIb-2)表示:
其中,R1、R1’、R2、m和P如前述所定义。
在一些实施例中,式(II)的中间体是:
在本公开的一个方面中,提供了一种由式(I)化合物制备成式(II)化合物的方法。
在至少一个实施例中,本公开提供一种制备式(IIa-1)化合物的方法,其包含使式(I-2)化合物与式(Ia)化合物反应如下:
该反应在惰性溶剂、适当的酸和还原剂的存在下,温度约为-20℃至约30℃(例如-15℃至25℃、-10℃至20℃、-5℃至15℃、0℃至10℃、0℃至5℃及5℃至10℃)的条件下进行,以形成式(IIa-1)化合物或其盐;其中,R1、R1’、R2、m和P如前述所定义。
在至少一个实施例中,惰性溶剂的实例包含但不限于甲苯、四氢呋喃(tetrahydrofuran,THF)、甲基叔丁基醚(methyl tert-butyl ether,MTBE)、二氯甲烷(dichloromethane,DCM)、乙醚、乙腈、碳酸二甲酯、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、乙醇、丙醇、己烷、庚烷或诸如此类的惰性溶剂,或其混合物;在至少一个实施例中,惰性溶剂是甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、己烷、庚烷或诸如此类的惰性溶剂,或其混合物。
在至少一个实施例中,适当的酸的实例包含但不限于乙酸、硫酸、硝酸、磷酸、三氟乙酸、马来酸、富马酸、柠檬酸、草酸、琥珀酸、酒石酸、苹果酸、苯甲酸或诸如此类的酸,或其混合物。在至少一个实施例中,适当的酸是乙酸、柠檬酸、富马酸、马来酸、苹果酸、酒石酸、苯甲酸、草酸、琥珀酸或诸如此类的酸,或其混合物。
在至少一个实施例中,还原剂的实例包含但不限于硼氢化钠(NaBH4)、三乙酰氧基硼氢化钠(NaBH(OAc)3)、氰基硼氢化钠(NaBH3CN)、硼氢化锂(LiBH4)、硼氢化钾(KBH4)或诸如此类的还原剂,或其混合物。
在至少一个实施例中,制备式(IIa-1)化合物的方法进一步包含使式(IIa-1)化合物进行亚硝化反应(nitrosation reaction)以得到式(IIa-2)化合物或其盐:
该反应在惰性溶剂、适当的酸和亚硝酸盐的存在下,温度约为-20℃至约30℃(例如-15℃至25℃、-10℃至20℃、-5℃至15℃、0℃至10℃、0℃至5℃及5℃至10℃)的条件下进行;其中,R1、R1’、R2、m和P如前述所定义。
在至少一个实施例中,惰性溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、丙酮、碳酸二甲酯、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、乙醇、丙醇、己烷、庚烷或诸如此类的惰性溶剂,或其混合物。在至少一个实施例中,惰性溶剂是甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、己烷、庚烷或诸如此类的惰性溶剂,或其混合物。
在至少一个实施例中,适当的酸的实例包含但不限于乙酸、硫酸、盐酸、氢溴酸、硝酸、磷酸、马来酸、富马酸、柠檬酸、草酸、琥珀酸、酒石酸、苹果酸、苯甲酸或诸如此类的酸,或其混合物。
在至少一个实施例中,亚硝酸盐的实例包含但不限于亚硝酸钠、亚硝酸钾、亚硝酸钙、亚硝酸戊酯、亚硝酸异戊酯、亚硝酸丁酯或亚硝酸异丁酯。
在一些实施例中,前述制备式(IIa-2)化合物的方法还进一步包含将式(IIa-2)化合物进行环化反应以形成式(III)化合物或其盐:
该反应在惰性溶剂、适当的酸和催化剂的存在下,温度约为30℃至约80℃(例如35℃至75℃、40℃至70℃、45℃至65℃、50℃至60℃、55℃至60℃及50℃至55℃)的条件下进行;其中,R1、R1’、R2、m和P如前述所定义。
在一些实施例中,惰性溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、乙醚、乙腈、丙酮、碳酸二甲酯、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、乙醇、丙醇、己烷、庚烷或诸如此类的惰性溶剂,或其混合物。
在至少一个实施例中,适当的酸的实例包含但不限于乙酸、硫酸、盐酸、氢溴酸、硝酸、磷酸、三氟乙酸、马来酸、富马酸、柠檬酸、草酸、琥珀酸、酒石酸、苹果酸、苯甲酸或诸如此类的酸,或其混合物。
在至少一个实施例中,催化剂的实例包含但不限于锌、铁、锰、铜、镍、钴或诸如此类的催化剂,或其混合物。
在一些实施例中,前述制备式(III)化合物的方法还包含对式(III)化合物进行氧化和脱保护反应以形成式(IV)化合物或其盐:
其中,R1、R1’、R2和m如前述所定义;其中,氧化反应在第一溶剂和氧化剂的存在下,温度约为20℃至约60℃(例如25℃至55℃、30℃至50℃、35℃至45℃、40℃至45℃、40℃至50℃及45℃至50℃)的条件下进行;以及其中,脱保护反应在第二溶剂、催化剂和适当的酸的存在下,温度约为60℃至约100℃(例如65℃至95℃、70℃至90℃、75℃至85℃、75℃至80℃或80℃至85℃)的条件下进行。
在至少一个实施例中,第一溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、丙酮、碳酸二甲酯、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、己烷、庚烷或诸如此类的溶剂,或其混合物。
在至少一个实施例中,氧化剂的实例包含但不限于戴斯-马丁高碘烷(Dess-Martin periodinane)、二氧化锰、2-碘酰基苯甲酸、过钌酸四丙基铵/N-甲基吗啉-N-氧化物(TPAP/NMO)、氯铬酸吡啶鎓(PCC)、重铬酸吡啶鎓(PDC)、高碘酸钠、二甲基亚砜、次氯酸钠、斯文氧化试剂(Swern oxidation reagent)或诸如此类的氧化剂。
在至少一个实施例中,第二溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、丙酮、碳酸二甲酯、二甲基乙酰胺、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、己烷、庚烷或诸如此类的溶剂,或其混合物。
在至少一个实施例中,适当的酸的实例包含但不限于乙酸、硫酸、盐酸、氢溴酸、硝酸、磷酸、三氟乙酸、马来酸、富马酸、柠檬酸、草酸、琥珀酸、酒石酸、苹果酸、苯甲酸或诸如此类的酸,或其混合物。
在至少一个实施例中,催化剂的实例包含但不限于氯化锂、溴化锂、碘化锂、溴化镁、氯化镁、碘化镁、氯化锌、四正丁基溴化铵、四正丁基氯化铵或诸如此类的催化剂,或其混合物。
在一些实施例中,制备式(III)化合物的方法进一步包含:
(1)进行式(III)化合物的氧化反应以形成式(III-a)化合物或其盐:
该反应在第一溶剂和氧化剂的存在下,温度约为20℃至约60℃(例如25℃至55℃、30℃至50℃、35℃至45℃、40℃至50℃、40℃至45℃及45℃至50℃)的条件下进行;以及
(2)进行式(III-a)化合物的脱保护反应以形成式(IV)化合物或其盐:
该反应在第二溶剂、催化剂和适当的酸的存在下,温度约为60℃至约100℃(例如65℃至95℃、70℃至90℃、75℃至85℃、80℃至85℃及75℃至80℃)的条件下进行;其中,R1、R1’、R2和m如前述所定义。
在至少一个实施例中,第一溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、丙酮、碳酸二甲酯、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、己烷、庚烷或诸如此类的溶剂,或其混合物。
在至少一个实施例中,氧化剂的实例包含但不限于戴斯-马丁高碘烷(Dess-Martin periodinane)、二氧化锰、2-碘酰基苯甲酸、过钌酸四丙基铵/N-甲基吗啉-N-氧化物(TPAP/NMO)、氯铬酸吡啶鎓(PCC)、重铬酸吡啶鎓(PDC)、高碘酸钠、二甲基亚砜、次氯酸钠、斯文氧化试剂或诸如此类的氧化剂。
在至少一个实施例中,第二溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、丙酮、碳酸二甲酯、二甲基乙酰胺、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、己烷、庚烷或诸如此类的溶剂,或其混合物。
在至少一个实施例中,适当的酸的实例包含但不限于乙酸、硫酸、盐酸、氢溴酸、硝酸、磷酸、三氟乙酸、马来酸、富马酸、柠檬酸、草酸、琥珀酸、酒石酸、苹果酸、苯甲酸或诸如此类的酸,或其混合物。
在至少一个实施例中,催化剂的实例包含但不限于氯化锂、溴化锂、碘化锂、溴化镁、氯化镁、碘化镁、氯化锌、四正丁基溴化铵、四正丁基氯化铵或诸如此类的催化剂,或其混合物。
在一些实施例中,本公开的化合物可以藉由已知的方法转化为前药。举例而言,前述制备式(IV)化合物的方法进一步包含将式(IV)化合物转化为具有下式(V)的前药或其医药学上可接受的盐:
该转化在惰性溶剂、适当的碱和催化剂的存在下,温度约为30℃至约80℃(例如35℃至75℃、40℃至70℃、45℃至65℃、50℃至60℃、50℃至55℃及55℃至60℃)的条件下进行;其中,R1、R1’、R2和m如前述所定义;其中,G是任何适当的前药基团。
在至少一个实施例中,惰性溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二甲基乙酰胺(DMA)、乙醚、乙腈、丙酮、碳酸二甲酯、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、乙醇、丙醇、己烷、庚烷或诸如此类的惰性溶剂,或其混合物。
在至少一个实施例中,适当的碱的实例包含但不限于无机碱,例如碱金属氢氧化物(例如氢氧化钠、氢氧化钾)、碱金属碳酸盐(例如碳酸钠、碳酸钾、碳酸铯(Cs2CO3))、碱金属碳酸氢盐(例如碳酸氢钠、碳酸氢钾)、碱金属醇盐(例如甲醇钠、甲醇钾)或有机碱,或诸如此类的碱,或其混合物。
在至少一个实施例中,催化剂的实例包含但不限于碘化锂、碘化钠、碘化钾、溴化锂、溴化钠、溴化钾、四丁基溴化铵(TBAB)或诸如此类的催化剂,或其混合物。
在本公开的另一方面中,提供制备式(I)化合物的R对映异构体或S对映异构体,或其盐的方法:
该方法包含在过渡金属催化剂和惰性溶剂的存在下,将式(I-1)化合物:
与(R)形式或(S)形式的手性拆分剂接触,例如C1-6烷基亚磺酰胺及未经取代或经一个或多个卤素或C1-3烷基取代的甲基芐胺,藉以进行式(I-1)化合物的缩合反应(condensation);接着,在惰性溶剂的存在下,以适当的还原剂(例如硼烷试剂)进行还原;以及以无机酸进行处理以除去保护基(例如亚磺酰基或乙苯基)。
在至少一个实施例中,制备式(Ia)化合物或其盐的方法包含:
在过渡金属催化剂和惰性溶剂的存在下,将式(I-1)化合物:
与(S)-C1-6烷基亚磺酰胺、或是未经取代或经一个或多个包含卤素或C1-3烷基基团取代的(S)-(-)-甲基芐胺接触,藉以进行式(I-1)化合物的缩合反应;在惰性溶剂的存在下,温度约为-30℃至约30℃(例如-25℃至25℃、-20℃至20℃、-15℃至15℃、-10℃至10℃、-10℃至5℃、-5℃至5℃、-5℃至0℃及0℃至5℃)的条件下,以适当的还原剂(例如硼烷试剂)进行还原;以及以无机酸进行处理以除去亚磺酰基或乙苯基;其中,R1是卤素,R1’是卤素。
在至少一个实施例中,过渡金属催化剂的实例包含但不限于乙醇钛、甲醇钛、异丙醇钛、叔丁醇钛或诸如此类的过渡金属催化剂。
在至少一个实施例中,硼烷试剂的实例包含但不限于BH3DMS、BH3-THF、BMS、BH3-Et2NPH或诸如此类的硼烷试剂。
在至少一个实施例中,惰性溶剂的实例包含但不限于甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、乙醇、丙醇、己烷、庚烷或诸如此类的惰性溶剂,或其等的混合物。
在至少一个实施例中,无机酸的实例包含但不限于盐酸、正磷酸、三氟乙酸、乙酸、三氟甲磺酸、对甲苯磺酸、甲磺酸、硝酸、硫酸或诸如此类的无机酸,或其等的混合物。
在一些实施例中,制备式(Ia)化合物或其盐的方法包含:
(1)在过渡金属催化剂和第一溶剂的存在下,将式(I-1)化合物:
与手性拆分剂接触,例如(S)-C1-6烷基亚磺酰胺、或未经取代或经一个或多个包含卤素或C1-3烷基基团取代的(S)-(-)-甲基芐胺,藉以进行缩合反应以形成式(I-1a)或式(I-1b)化合物或其盐:
其中,R1是卤素,R1’是卤素,R4是C1-6烷基以及R5是卤素或C1-3烷基;其中,过渡金属催化剂可为乙醇钛、甲醇钛、异丙醇钛、叔丁醇钛或诸如此类的过渡金属催化剂;其中,第一溶剂可为甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、乙醇、丙醇、己烷、庚烷或诸如此类的溶剂,或其等的混合物;
(2)以适当的还原剂(例如硼烷试剂)还原式(I-1a)或式(I-1b)化合物,以形成式(I-1a-1)或式(I-1b-1)化合物或其盐:
该还原反应在第二溶剂的存在下,温度约为-30℃至约30℃(例如-25℃至25℃、-20℃至20℃、-15℃至15℃、-10℃至10℃、-10℃至5℃、-5℃至5℃、-5℃至0℃及0至5℃)的条件下进行;其中,该还原剂可为BH3DMS、BH3-THF、BMS、BH3-Et2NPH或诸如此类的还原剂;其中,该第二溶剂可为甲苯、四氢呋喃(THF)、甲基叔丁基醚(MTBE)、二氯甲烷(DCM)、乙醚、乙腈、乙酸乙酯、乙酸异丙酯、乙酸叔丁酯、水、甲醇、异丙醇、乙二醇、乙醇、丙醇、己烷、庚烷或诸如此类的溶剂,或其等的混合物;以及
(3)以无机酸进行处理以除去式(I-1a-1)化合物的亚磺酰基;其中,无机酸可为盐酸、正磷酸、三氟乙酸、乙酸、三氟甲磺酸、对甲苯磺酸、甲磺酸、硝酸、硫酸或诸如此类的无机酸,或其等的混合物;或以适当的试剂,例如氢化试剂,进行处理以除去式(I-1b-1)化合物的苯乙基。
在至少一个实施例中,制备式(IIa-1)化合物的方法进一步包含在过渡金属催化剂和惰性溶剂的存在下,藉由式(I-1)化合物与(S)-C1-6烷基亚磺酰胺(例如(S)-(-)-2-丙烷亚磺酰胺)反应而制备式(Ia)化合物;在惰性溶剂的存在下,以适当的还原剂进行还原;以及以无机酸进行处理以除去亚磺酰基。
无需进一步阐述,本领域的普通技术人员可以基于以上描述,以最大程度来使用本公开,因此,以下具体实施例应被解释为仅是说明性的,而不以任何方式限制本公开的其余部分,本公开引用的出版物全文则以引用方式并入本文。
实施例
实施例1:2-甲基-丙烷-2-亚磺酸(1,2-二氟-11H-10-硫杂-二苯并[a,d]环庚烯-5-亚烷基)-酰胺的制备
于1,2-二氟-11H-10-硫杂-二苯并[a,d]环庚烯-5-酮(21克,80毫摩尔)和(S)-(-)-2-丙烷亚磺酰胺(11.6克)的甲苯(toluene)溶液中添加乙醇钛(Ti(OEt)4,65克)。将反应混合物在负压下加热至55℃并持续搅拌5小时,接着将反应混合物冷却至室温,加入乙酸乙酯(EA,80毫升),然后加入1N盐酸水溶液(250毫升),搅拌10分钟,然后再加入乙酸乙酯(200毫升),搅拌3分钟。分层,将分离出的水层移除以得到有机层。加入硫酸镁(15克),搅拌5分钟,过滤并浓缩。接着,加入乙酸乙酯(20毫升)并搅拌,然后缓慢加入庚烷(200毫升)且析出固体。将混合物于室温下搅拌4小时,以庚烷(50毫升)洗涤并干燥以得到黄色固体产物(25.5克,产率87.3%,纯度>99%)。
实施例2:2-甲基-丙烷-2-亚磺酸(1,2-二氟-5,11-二氢-10-硫杂-二苯并[a,d]环庚烯-5-基)-酰胺的制备
于2-甲基-丙烷-2-亚磺酸(1,2-二氟-11H-10-硫杂-二苯并[a,d]环庚烯-5-亚烷基)-酰胺(3.65克,10毫摩尔)的溶液中添加无水四氢呋喃(andydrate THF,70毫升)并搅拌。将反应混合液冷却至-10℃,接着将BH3DMS(2M)滴加到上述的THF溶液中,在-5℃至0℃的温度下搅拌2小时。藉由高效液相色谱(HPLC)来确认反应终结;然后,缓慢加入甲醇,搅拌30分钟,并加入冰的饱和盐水(250毫升,0℃至5℃)和乙酸乙酯(30毫升),搅拌10分钟,接着静置分层并萃取有机层,于水层再添加乙酸乙酯(20毫升),搅拌5分钟,静置分层并再次萃取有机层,将有机层合并,加入硫酸镁(15克)以移除水,经过滤并浓缩,待有盐类出现。加入乙酸乙酯(50毫升)并搅拌,将该溶液藉由含有硅藻土(15克)的滤板过滤并浓缩,加入异丙醇(IPA,7毫升),加热直到固体完全溶解;接着,将溶液冷却至室温,使固体析出,缓慢加入己烷(50毫升),在室温下搅拌2小时,过滤并使用己烷(30毫升)洗涤,干燥,以得到白色固体产物(2.3克,产率63%,纯度>99%,ee值(S:R)>96%)。
实施例3:1,2-二氟-5,11-二氢-10-硫杂-二苯并[a,d]环庚烯-5-基胺的制备
于2-甲基-丙烷-2-亚磺酸(1,2-二氟-5,11-二氢-10-硫杂-二苯并[a,d]环庚烯-5-基)-酰胺(1.08克,2.94毫摩尔)的四氢呋喃(5毫升)溶液中缓慢添加4N盐酸的二恶烷(dioxane,3.5毫升)溶液。完全添加试剂后,将冰浴移除,将反应混合物在室温下搅拌2小时,藉由HPLC确认反应终结,接着将反应混合物冷却至0℃至5℃,缓慢加入4N氢氧化钠直至pH值为11至12,加入乙酸乙酯(20毫升),搅拌5分钟,静置分层并萃取有机层,于水层中再加入乙酸乙酯(10毫升),搅拌5分钟,静置分层并再次萃取有机层,将有机层合并,加入硫酸镁(3克),搅拌以移除水,接着过滤,使用乙酸乙酯(10毫升)洗涤、浓缩至干燥,加入乙酸乙酯(3毫升),然后再缓慢添加庚烷(30毫升),搅拌1小时,过滤并干燥以得到白色固体产物(0.658克,产率85%,纯度>99%,ee值(S:R)>97%)。
实施例4:式(IIa-1-1)化合物的制备
将1-((3-苯甲氧基-4-氧代-4H-吡喃-2-基)-羟基-甲基)-环丙基甲醛(360克,1.2摩尔)、1,2-二氟-5,11-二氢-10-硫杂-二苯并[a,d]环庚烯-5-基胺(263克,1摩尔)、四氢呋喃(5公升)及乙酸(90毫升)添加到10公升的三颈瓶中,将反应混合物冷却至5±5℃并搅拌10分钟,加入三乙酰氧基硼氢化钠(NaBH(OAc)3,每30分钟加一次,每次165克,共3次),在5±5℃的温度下搅拌2小时,反应完成后,加入甲醇(MeOH,500毫升),搅拌10分钟,接着加入饱和盐水(5公升)和乙酸乙酯(2公升),搅拌10分钟,静置后收集乙酸乙酯层,于水层再加入乙酸乙酯(1公升),搅拌5分钟,静置分层并移除水层,将收集到的相层合并,加入硫酸镁(150克),搅拌10分钟以移除水,接着过滤并浓缩以得到式(IIa-1-1)化合物,其无需纯化即可用于下一步骤。
实施例5:式(IIa-2-1)化合物的制备
将上述步骤的粗产物在乙酸(3.6公升)和水(1公升)中,于5±5℃温度下搅拌10分钟,接着加入亚硝酸钠(每30分钟加一次,每次69克,共3次),在5℃至10℃温度下搅拌2小时,加入冰水,搅拌30分钟,然后过滤,再以水(1.5公升)洗涤,加入乙酸乙酯(3公升)以溶解固体,接着加入饱和盐水(1.5公升),搅拌10分钟,静置分层并移除水层,加入硫酸镁(150克),搅拌10分钟以移除水,过滤并浓缩,添加异丙醇(500毫升)并加热至50℃,搅拌10分钟,接着将反应混合物冷却至40℃,随后缓慢加入己烷(3公升),试剂完全加入后,将反应混合物在室温搅拌2小时,接着过滤,干燥以得到式(IIa-2-1)化合物(540克,产率93.7%,纯度99.28%)。
实施例6:式(III-1)化合物的制备
将锌(80克)在四氢呋喃(1.2公升)、水(800毫升)和乙酸(AcOH,100毫升)中的溶液进行搅拌并加热至60℃,将115克的式(IIa-2-1)化合物溶解于300毫升的四氢呋喃中,然后缓慢的滴加至上述溶液中,在60℃温度下搅拌2小时,将反应混合物冷却至室温,过滤并以2N氢氧化钠将pH值调整到7至8,接着静置分层并收集有机层,于水层中再加入乙酸乙酯(500毫升),搅拌5分钟,静置分层并再次收集有机层,将收集的有机层合并,加入硫酸镁(40克),在室温下搅拌10分钟,过滤后使用乙酸乙酯(100毫升)洗涤,接着浓缩,加入乙酸乙酯(200毫升),搅拌并加热至50℃,固体析出,搅拌10分钟后将反应混合物冷却至室温,加入甲基叔丁基醚(MTBE,200毫升)并搅拌30分钟,接着缓慢加入庚烷(300毫升),试剂完全加入后,将反应混合物在室温下搅拌2小时,过滤并使用甲基叔丁基醚/庚烷(1:1,100毫升,0℃至5℃)洗涤,真空干燥(45℃至50℃)得到式(III-1)化合物(52克,产率48%,纯度94%)。
实施例7:式(IV-1)化合物的制备
于式(III-1)化合物(172克,320毫摩尔)的二氯甲烷(DCM,3.6公升)溶液添加2,2-二甲氧基丙烷(DMP,58克),将反应混合物加热至约40℃并搅拌1小时,将温度降至25℃至30℃,接着再加入2,2-二甲氧基丙烷(58克),同样加热至约40℃并搅拌1小时,将温度降至25℃至30℃,再次加入2,2-二甲氧基丙烷(30克),加热至约40℃并搅拌2小时,随后将反应混合物冷却至室温,过滤并使用二氯甲烷(400毫升)洗涤,接着倒入水(4公升)中并搅拌,缓慢添加碳酸氢钠(174克),然后再添加硫代硫酸钠(296克),搅拌3小时,将水层移除,加入硫酸镁,搅拌10分钟以移除水,过滤并浓缩以得到式(III-1-a)化合物,其无需纯化即可用于下一步骤。
将式(III-1-a)化合物(113克)、氯化锂(66.3克)和二甲基乙酰胺(DMA,520毫升)添加到3公升的三颈瓶中,并在80℃温度下搅拌1小时,接着冷却至0℃至10℃,加入四氢呋喃(700毫升)和0.5N盐酸(1.4公升)并搅拌1小时,加入二氯甲烷(1.4公升),搅拌5分钟,萃取,然后以水(1.4公升)洗涤两次,加入硫酸镁(80克)和活性碳(80克),搅拌30分钟,过滤并浓缩以移除二氯甲烷和四氢呋喃,固体析出。加入四氢呋喃(200毫升),搅拌10分钟,然后加入甲基叔丁基醚(1.4公升),在室温下搅拌2小时,然后过滤,再以甲基叔丁基醚(230毫升)洗涤,接着真空干燥(40℃至45℃),得到式(IV-1)化合物(115.8克,产率80%,纯度99%)。
其他实施例
本发明中所揭示的所有特征可以以任意的组合方式结合。说明书中所揭示的各种特征可以被起到相同、等同或类似目的的特征所替换。因此,除非另有说明,所揭示的各种特征仅仅是一系列等同或类似特征的示例。
通过以上说明,本领域的普通技术人员可以很容易地确定本发明的主要特征,同时可以在不背离本发明的精神和范围的前提下,对本发明进行各种改变和改良,以使其适用于各种应用和条件。因此,其他的实施方式也在所附申请专利范围之内。
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9.如权利要求8所述的方法,其进一步包含还原步骤。
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