FI64596C - Foerfarande foer framstaellning av 9-(2,6-dihalogenbensyl)adenin vaesentligen fri fraon 3-isomeren - Google Patents
Foerfarande foer framstaellning av 9-(2,6-dihalogenbensyl)adenin vaesentligen fri fraon 3-isomeren Download PDFInfo
- Publication number
- FI64596C FI64596C FI780200A FI780200A FI64596C FI 64596 C FI64596 C FI 64596C FI 780200 A FI780200 A FI 780200A FI 780200 A FI780200 A FI 780200A FI 64596 C FI64596 C FI 64596C
- Authority
- FI
- Finland
- Prior art keywords
- adenine
- liquid
- isomer
- water
- phase
- Prior art date
Links
- GFFGJBXGBJISGV-UHFFFAOYSA-N Adenine Chemical compound NC1=NC=NC2=C1N=CN2 GFFGJBXGBJISGV-UHFFFAOYSA-N 0.000 title claims description 72
- 229930024421 Adenine Natural products 0.000 title claims description 44
- 238000000034 method Methods 0.000 title claims description 32
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 54
- 229960000643 adenine Drugs 0.000 claims description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- -1 alkaline earth metal salt Chemical class 0.000 claims description 35
- 239000000243 solution Substances 0.000 claims description 34
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 32
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 32
- 239000000203 mixture Substances 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 28
- 238000005804 alkylation reaction Methods 0.000 claims description 24
- NAPNOSFRRMHNBJ-UHFFFAOYSA-N Arprinocid Chemical compound C1=NC=2C(N)=NC=NC=2N1CC1=C(F)C=CC=C1Cl NAPNOSFRRMHNBJ-UHFFFAOYSA-N 0.000 claims description 23
- 230000029936 alkylation Effects 0.000 claims description 22
- 239000007787 solid Substances 0.000 claims description 21
- 239000002904 solvent Substances 0.000 claims description 21
- 239000007791 liquid phase Substances 0.000 claims description 20
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 18
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 17
- 239000003444 phase transfer catalyst Substances 0.000 claims description 17
- 150000003839 salts Chemical class 0.000 claims description 14
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 12
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 229910017604 nitric acid Inorganic materials 0.000 claims description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 8
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 8
- 239000000460 chlorine Substances 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- 150000004820 halides Chemical class 0.000 claims description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 6
- 150000001450 anions Chemical class 0.000 claims description 6
- 229910052801 chlorine Inorganic materials 0.000 claims description 6
- 239000007790 solid phase Substances 0.000 claims description 6
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 5
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052794 bromium Inorganic materials 0.000 claims description 5
- 239000008096 xylene Substances 0.000 claims description 5
- 239000003208 petroleum Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 3
- IZCBDBAVZPTJIH-UHFFFAOYSA-N 9-[(2,6-dichlorophenyl)methyl]purin-6-amine Chemical compound C1=NC=2C(N)=NC=NC=2N1CC1=C(Cl)C=CC=C1Cl IZCBDBAVZPTJIH-UHFFFAOYSA-N 0.000 claims description 2
- 241000272525 Anas platyrhynchos Species 0.000 claims 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000011343 solid material Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 36
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 30
- 239000011541 reaction mixture Substances 0.000 description 24
- 238000006243 chemical reaction Methods 0.000 description 23
- 239000000047 product Substances 0.000 description 23
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 21
- 239000012071 phase Substances 0.000 description 18
- 238000001914 filtration Methods 0.000 description 17
- 239000002585 base Substances 0.000 description 15
- 239000011734 sodium Substances 0.000 description 15
- 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 14
- XKBGEWXEAPTVCK-UHFFFAOYSA-M methyltrioctylammonium chloride Chemical compound [Cl-].CCCCCCCC[N+](C)(CCCCCCCC)CCCCCCCC XKBGEWXEAPTVCK-UHFFFAOYSA-M 0.000 description 14
- 229910052708 sodium Inorganic materials 0.000 description 14
- 238000003756 stirring Methods 0.000 description 13
- 229960000583 acetic acid Drugs 0.000 description 10
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
- 238000000746 purification Methods 0.000 description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 239000000725 suspension Substances 0.000 description 8
- 208000003495 Coccidiosis Diseases 0.000 description 7
- 206010023076 Isosporiasis Diseases 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 6
- 239000000010 aprotic solvent Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 6
- 208000015181 infectious disease Diseases 0.000 description 6
- 238000004811 liquid chromatography Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 235000013594 poultry meat Nutrition 0.000 description 6
- MJGOLNNLNQQIHR-UHFFFAOYSA-N 1-chloro-2-(chloromethyl)-3-fluorobenzene Chemical compound FC1=CC=CC(Cl)=C1CCl MJGOLNNLNQQIHR-UHFFFAOYSA-N 0.000 description 5
- BVIVTIQQPSNGIK-UHFFFAOYSA-N 2-[(2-chloro-6-fluorophenyl)methyl]-7h-purin-6-amine Chemical compound N=1C=2N=CNC=2C(N)=NC=1CC1=C(F)C=CC=C1Cl BVIVTIQQPSNGIK-UHFFFAOYSA-N 0.000 description 5
- 239000003513 alkali Substances 0.000 description 5
- 239000002168 alkylating agent Substances 0.000 description 5
- 229940100198 alkylating agent Drugs 0.000 description 5
- 238000003556 assay Methods 0.000 description 5
- 201000010099 disease Diseases 0.000 description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 5
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 244000144977 poultry Species 0.000 description 5
- UZYYBZNZSSNYSA-UHFFFAOYSA-N 1,2,4-trichloro-3-methylbenzene Chemical compound CC1=C(Cl)C=CC(Cl)=C1Cl UZYYBZNZSSNYSA-UHFFFAOYSA-N 0.000 description 4
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000008346 aqueous phase Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 239000000908 ammonium hydroxide Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000004587 chromatography analysis Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000020335 dealkylation Effects 0.000 description 3
- 238000006900 dealkylation reaction Methods 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 238000004128 high performance liquid chromatography Methods 0.000 description 3
- 229910052740 iodine Inorganic materials 0.000 description 3
- 239000011630 iodine Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 150000003613 toluenes Chemical class 0.000 description 3
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 2
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PQLVXDKIJBQVDF-UHFFFAOYSA-N acetic acid;hydrate Chemical compound O.CC(O)=O PQLVXDKIJBQVDF-UHFFFAOYSA-N 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 2
- 230000002152 alkylating effect Effects 0.000 description 2
- 230000002051 biphasic effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000010871 livestock manure Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 150000004714 phosphonium salts Chemical class 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 125000002088 tosyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1C([H])([H])[H])S(*)(=O)=O 0.000 description 2
- 238000010555 transalkylation reaction Methods 0.000 description 2
- UFWMNRZVXATFAY-UHFFFAOYSA-N 2-[(2,6-dichlorophenyl)methyl]-7h-purin-6-amine Chemical compound N=1C=2N=CNC=2C(N)=NC=1CC1=C(Cl)C=CC=C1Cl UFWMNRZVXATFAY-UHFFFAOYSA-N 0.000 description 1
- MRHCSNNEUHXNIC-UHFFFAOYSA-N 9-benzylpurin-6-amine Chemical compound C1=NC=2C(N)=NC=NC=2N1CC1=CC=CC=C1 MRHCSNNEUHXNIC-UHFFFAOYSA-N 0.000 description 1
- 241000983381 Adenium Species 0.000 description 1
- 231100000039 Ames test Toxicity 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 241000223924 Eimeria Species 0.000 description 1
- 241000223931 Eimeria acervulina Species 0.000 description 1
- 241000499566 Eimeria brunetti Species 0.000 description 1
- 241000223934 Eimeria maxima Species 0.000 description 1
- 241000499563 Eimeria necatrix Species 0.000 description 1
- 241000223932 Eimeria tenella Species 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 229910004373 HOAc Inorganic materials 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 206010067482 No adverse event Diseases 0.000 description 1
- BCKXLBQYZLBQEK-KVVVOXFISA-M Sodium oleate Chemical compound [Na+].CCCCCCCC\C=C/CCCCCCCC([O-])=O BCKXLBQYZLBQEK-KVVVOXFISA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 159000000021 acetate salts Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 125000005210 alkyl ammonium group Chemical group 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 208000008921 border disease Diseases 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000002144 chemical decomposition reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 210000001072 colon Anatomy 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013058 crude material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 201000006549 dyspepsia Diseases 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- JYVHOGDBFNJNMR-UHFFFAOYSA-N hexane;hydrate Chemical compound O.CCCCCC JYVHOGDBFNJNMR-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- JWHHANVGNNWIRI-UHFFFAOYSA-N methanol phosphoric acid hydrate Chemical compound O.OC.OP(O)(O)=O JWHHANVGNNWIRI-UHFFFAOYSA-N 0.000 description 1
- 231100000219 mutagenic Toxicity 0.000 description 1
- 230000003505 mutagenic effect Effects 0.000 description 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- YTJSFYQNRXLOIC-UHFFFAOYSA-N octadecylsilane Chemical compound CCCCCCCCCCCCCCCCCC[SiH3] YTJSFYQNRXLOIC-UHFFFAOYSA-N 0.000 description 1
- 125000002801 octanoyl group Chemical group C(CCCCCCC)(=O)* 0.000 description 1
- 238000003408 phase transfer catalysis Methods 0.000 description 1
- 125000004437 phosphorous atom Chemical group 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- BYTCDABWEGFPLT-UHFFFAOYSA-L potassium;sodium;dihydroxide Chemical compound [OH-].[OH-].[Na+].[K+] BYTCDABWEGFPLT-UHFFFAOYSA-L 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 150000003230 pyrimidines Chemical class 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 150000005622 tetraalkylammonium hydroxides Chemical class 0.000 description 1
- 150000005621 tetraalkylammonium salts Chemical class 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Saccharide Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76632677 | 1977-02-07 | ||
| US05/766,326 US4100159A (en) | 1977-02-07 | 1977-02-07 | Process for preparation of 9-(2,6-dihalobenzyl)adenines |
| US76823577 | 1977-02-14 | ||
| US05/768,235 US4098787A (en) | 1977-02-14 | 1977-02-14 | Process for preparation of 9-(dihalobenzyl) adenines |
| US84391977A | 1977-10-20 | 1977-10-20 | |
| US84391977 | 1977-10-20 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI780200A7 FI780200A7 (fi) | 1978-08-08 |
| FI64596B FI64596B (fi) | 1983-08-31 |
| FI64596C true FI64596C (fi) | 1983-12-12 |
Family
ID=27419624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI780200A FI64596C (fi) | 1977-02-07 | 1978-01-23 | Foerfarande foer framstaellning av 9-(2,6-dihalogenbensyl)adenin vaesentligen fri fraon 3-isomeren |
Country Status (23)
| Country | Link |
|---|---|
| JP (1) | JPS53124294A (en, 2012) |
| AR (1) | AR225000A1 (en, 2012) |
| AT (1) | AT361008B (en, 2012) |
| CH (1) | CH636614A5 (en, 2012) |
| DD (1) | DD136744A5 (en, 2012) |
| DE (1) | DE2804723A1 (en, 2012) |
| DK (1) | DK36078A (en, 2012) |
| EG (1) | EG13333A (en, 2012) |
| ES (1) | ES466647A1 (en, 2012) |
| FI (1) | FI64596C (en, 2012) |
| FR (1) | FR2379536A1 (en, 2012) |
| GB (1) | GB1586537A (en, 2012) |
| GR (1) | GR64457B (en, 2012) |
| IE (1) | IE46399B1 (en, 2012) |
| IL (1) | IL53922A (en, 2012) |
| IT (1) | IT1105174B (en, 2012) |
| NL (1) | NL7800896A (en, 2012) |
| NO (1) | NO148374C (en, 2012) |
| NZ (1) | NZ186357A (en, 2012) |
| PL (1) | PL118655B1 (en, 2012) |
| PT (1) | PT67606B (en, 2012) |
| SE (1) | SE440355B (en, 2012) |
| YU (1) | YU27778A (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4900826A (en) * | 1981-09-24 | 1990-02-13 | Kohjin Co., Ltd. | Process for preparing N6,9-disubstituted adenine |
| EP0411467A3 (en) * | 1989-08-01 | 1992-03-04 | Lonza Ag | Process for the preparation of pure adenin |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3846426A (en) * | 1971-03-03 | 1974-11-05 | Int Minerals & Chem Corp | 6-amino-9-(substituted benzyl) purines and their n{11 oxides |
-
1978
- 1978-01-23 FI FI780200A patent/FI64596C/fi not_active IP Right Cessation
- 1978-01-25 DK DK36078A patent/DK36078A/da not_active Application Discontinuation
- 1978-01-25 NL NL7800896A patent/NL7800896A/xx not_active Application Discontinuation
- 1978-01-26 NO NO780284A patent/NO148374C/no unknown
- 1978-01-26 SE SE7800977A patent/SE440355B/sv not_active IP Right Cessation
- 1978-01-30 IL IL53922A patent/IL53922A/xx unknown
- 1978-01-31 NZ NZ186357A patent/NZ186357A/xx unknown
- 1978-01-31 AR AR270912A patent/AR225000A1/es active
- 1978-02-02 GR GR55327A patent/GR64457B/el unknown
- 1978-02-02 PT PT67606A patent/PT67606B/pt unknown
- 1978-02-03 DE DE19782804723 patent/DE2804723A1/de active Granted
- 1978-02-03 FR FR7803115A patent/FR2379536A1/fr active Granted
- 1978-02-03 DD DD78203555A patent/DD136744A5/xx unknown
- 1978-02-03 CH CH124478A patent/CH636614A5/de not_active IP Right Cessation
- 1978-02-03 ES ES466647A patent/ES466647A1/es not_active Expired
- 1978-02-04 PL PL1978204447A patent/PL118655B1/pl unknown
- 1978-02-06 GB GB4691/78A patent/GB1586537A/en not_active Expired
- 1978-02-06 EG EG76/78A patent/EG13333A/xx active
- 1978-02-06 YU YU00277/78A patent/YU27778A/xx unknown
- 1978-02-06 IE IE253/78A patent/IE46399B1/en unknown
- 1978-02-06 IT IT47941/78A patent/IT1105174B/it active
- 1978-02-06 AT AT79778A patent/AT361008B/de not_active IP Right Cessation
- 1978-02-07 JP JP1290178A patent/JPS53124294A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IL53922A (en) | 1981-02-27 |
| NO780284L (no) | 1978-08-08 |
| GB1586537A (en) | 1981-03-18 |
| GR64457B (en) | 1980-03-24 |
| ATA79778A (de) | 1980-07-15 |
| YU27778A (en) | 1983-12-31 |
| ES466647A1 (es) | 1980-12-16 |
| IE46399B1 (en) | 1983-06-01 |
| DE2804723C2 (en, 2012) | 1990-11-29 |
| IT1105174B (it) | 1985-10-28 |
| PL204447A1 (pl) | 1979-06-04 |
| IE780253L (en) | 1978-08-07 |
| DD136744A5 (de) | 1979-07-25 |
| PL118655B1 (en) | 1981-10-31 |
| NZ186357A (en) | 1981-03-16 |
| NO148374B (no) | 1983-06-20 |
| DE2804723A1 (de) | 1978-08-10 |
| FI64596B (fi) | 1983-08-31 |
| IT7847941A0 (it) | 1978-02-06 |
| SE7800977L (sv) | 1978-08-08 |
| PT67606A (en) | 1978-03-01 |
| FR2379536B1 (en, 2012) | 1983-10-07 |
| DK36078A (da) | 1978-08-08 |
| IL53922A0 (en) | 1978-04-30 |
| AT361008B (de) | 1981-02-10 |
| NL7800896A (nl) | 1978-08-09 |
| NO148374C (no) | 1983-09-28 |
| AR225000A1 (es) | 1982-02-15 |
| FR2379536A1 (fr) | 1978-09-01 |
| SE440355B (sv) | 1985-07-29 |
| PT67606B (en) | 1980-03-03 |
| JPS53124294A (en) | 1978-10-30 |
| EG13333A (en) | 1981-06-30 |
| FI780200A7 (fi) | 1978-08-08 |
| CH636614A5 (en) | 1983-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: MERCK & CO., INC. |