ZA200106299B - Method of producing thiobarbituric acid derivatives. - Google Patents
Method of producing thiobarbituric acid derivatives. Download PDFInfo
- Publication number
- ZA200106299B ZA200106299B ZA200106299A ZA200106299A ZA200106299B ZA 200106299 B ZA200106299 B ZA 200106299B ZA 200106299 A ZA200106299 A ZA 200106299A ZA 200106299 A ZA200106299 A ZA 200106299A ZA 200106299 B ZA200106299 B ZA 200106299B
- Authority
- ZA
- South Africa
- Prior art keywords
- hydrogenolysis
- formula
- methanol
- compound
- alkali metal
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 35
- RVBUGGBMJDPOST-UHFFFAOYSA-N 2-thiobarbituric acid Chemical class O=C1CC(=O)NC(=S)N1 RVBUGGBMJDPOST-UHFFFAOYSA-N 0.000 title claims description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 60
- 238000007327 hydrogenolysis reaction Methods 0.000 claims description 33
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 32
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 150000001875 compounds Chemical class 0.000 claims description 26
- 229910052783 alkali metal Inorganic materials 0.000 claims description 22
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- -1 alkali metal aluminium hydrides Chemical class 0.000 claims description 18
- 150000001340 alkali metals Chemical class 0.000 claims description 14
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 claims description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 11
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 10
- 230000011987 methylation Effects 0.000 claims description 10
- 238000007069 methylation reaction Methods 0.000 claims description 10
- 239000011541 reaction mixture Substances 0.000 claims description 10
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 239000000460 chlorine Substances 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 7
- ITDVJJVNAASTRS-UHFFFAOYSA-N 4,6-dimethoxy-2-methylsulfonylpyrimidine Chemical compound COC1=CC(OC)=NC(S(C)(=O)=O)=N1 ITDVJJVNAASTRS-UHFFFAOYSA-N 0.000 claims description 6
- 229910001413 alkali metal ion Inorganic materials 0.000 claims description 6
- 239000000543 intermediate Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000012279 sodium borohydride Substances 0.000 claims description 6
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 5
- URSYQIBBJXLQBW-UHFFFAOYSA-N 4,6-dimethoxy-2-methylsulfanylpyrimidine Chemical compound COC1=CC(OC)=NC(SC)=N1 URSYQIBBJXLQBW-UHFFFAOYSA-N 0.000 claims description 5
- 229910000510 noble metal Inorganic materials 0.000 claims description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 239000012442 inert solvent Substances 0.000 claims description 4
- 238000005580 one pot reaction Methods 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- LPGADABDVFGCAB-UHFFFAOYSA-N 3-methyl-7-sulfanyl-3h-2-benzofuran-1-one Chemical compound C1=CC=C(S)C2=C1C(C)OC2=O LPGADABDVFGCAB-UHFFFAOYSA-N 0.000 claims description 3
- 150000001408 amides Chemical class 0.000 claims description 3
- 239000003153 chemical reaction reagent Substances 0.000 claims description 3
- 150000002170 ethers Chemical class 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- 239000012280 lithium aluminium hydride Substances 0.000 claims description 3
- 150000002825 nitriles Chemical class 0.000 claims description 3
- 125000000446 sulfanediyl group Chemical group *S* 0.000 claims description 3
- 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 claims description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 2
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052763 palladium Inorganic materials 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 125000002653 sulfanylmethyl group Chemical group [H]SC([H])([H])[*] 0.000 claims 2
- RRKHIAYNPVQKEF-UHFFFAOYSA-N Pyriftalid Chemical compound COC1=CC(OC)=NC(SC=2C=3C(=O)OC(C)C=3C=CC=2)=N1 RRKHIAYNPVQKEF-UHFFFAOYSA-N 0.000 claims 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims 1
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 claims 1
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 claims 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 13
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 11
- 239000000047 product Substances 0.000 description 11
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- GGSUCNLOZRCGPQ-UHFFFAOYSA-N diethylaniline Chemical compound CCN(CC)C1=CC=CC=C1 GGSUCNLOZRCGPQ-UHFFFAOYSA-N 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- XMVONEAAOPAGAO-UHFFFAOYSA-N sodium tungstate Chemical compound [Na+].[Na+].[O-][W]([O-])(=O)=O XMVONEAAOPAGAO-UHFFFAOYSA-N 0.000 description 4
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 125000001309 chloro group Chemical group Cl* 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 125000000714 pyrimidinyl group Chemical group 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
- NPRVPEQRWMHFLT-UHFFFAOYSA-N 4,6-dichloro-2-[(4,6-dichloropyrimidin-2-yl)disulfanyl]pyrimidine Chemical compound ClC1=CC(Cl)=NC(SSC=2N=C(Cl)C=C(Cl)N=2)=N1 NPRVPEQRWMHFLT-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 2
- HNYOPLTXPVRDBG-UHFFFAOYSA-N barbituric acid Chemical compound O=C1CC(=O)NC(=O)N1 HNYOPLTXPVRDBG-UHFFFAOYSA-N 0.000 description 2
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 229940083082 pyrimidine derivative acting on arteriolar smooth muscle Drugs 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 2
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 description 2
- DPVIABCMTHHTGB-UHFFFAOYSA-N 2,4,6-trichloropyrimidine Chemical group ClC1=CC(Cl)=NC(Cl)=N1 DPVIABCMTHHTGB-UHFFFAOYSA-N 0.000 description 1
- JUXZNUDASJJFGX-UHFFFAOYSA-N 4-[(2,6-dimethoxypyrimidin-4-yl)disulfanyl]-2,6-dimethoxypyrimidine Chemical compound COC1=NC(OC)=CC(SSC=2N=C(OC)N=C(OC)C=2)=N1 JUXZNUDASJJFGX-UHFFFAOYSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910004373 HOAc Inorganic materials 0.000 description 1
- RGDUXFHSCWTYET-UHFFFAOYSA-N N1C(=S)NC(=O)CC1=O.[Na].[Na] Chemical compound N1C(=S)NC(=O)CC1=O.[Na].[Na] RGDUXFHSCWTYET-UHFFFAOYSA-N 0.000 description 1
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical group C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 1
- ISAKRJDGNUQOIC-UHFFFAOYSA-N Uracil Chemical class O=C1C=CNC(=O)N1 ISAKRJDGNUQOIC-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910000091 aluminium hydride Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229940125717 barbiturate Drugs 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical class B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- BEPAFCGSDWSTEL-UHFFFAOYSA-N dimethyl malonate Chemical compound COC(=O)CC(=O)OC BEPAFCGSDWSTEL-UHFFFAOYSA-N 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 description 1
- 238000006198 methoxylation reaction Methods 0.000 description 1
- 229940102396 methyl bromide Drugs 0.000 description 1
- 230000001035 methylating effect Effects 0.000 description 1
- 125000002816 methylsulfanyl group Chemical group [H]C([H])([H])S[*] 0.000 description 1
- 239000012434 nucleophilic reagent Substances 0.000 description 1
- 238000010534 nucleophilic substitution reaction Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- 150000003230 pyrimidines Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- UNHKSXOTUHOTAB-UHFFFAOYSA-N sodium;sulfane Chemical compound [Na].S UNHKSXOTUHOTAB-UHFFFAOYSA-N 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
- C07D239/60—Three or more oxygen or sulfur atoms
- C07D239/66—Thiobarbituric acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
- C07D239/60—Three or more oxygen or sulfur atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH22499 | 1999-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200106299B true ZA200106299B (en) | 2002-09-27 |
Family
ID=4182122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200106299A ZA200106299B (en) | 1999-02-05 | 2001-07-31 | Method of producing thiobarbituric acid derivatives. |
Country Status (19)
Country | Link |
---|---|
US (1) | US6673925B2 (ja) |
EP (1) | EP1165524B1 (ja) |
JP (1) | JP3602796B2 (ja) |
KR (1) | KR100453755B1 (ja) |
CN (1) | CN1151137C (ja) |
AT (1) | ATE296808T1 (ja) |
AU (1) | AU752278B2 (ja) |
BR (1) | BR0008029B1 (ja) |
CA (1) | CA2358940C (ja) |
DE (1) | DE60020539T2 (ja) |
ES (1) | ES2243233T3 (ja) |
HU (1) | HUP0200090A3 (ja) |
IL (1) | IL144354A0 (ja) |
PL (1) | PL197892B1 (ja) |
RU (1) | RU2242467C2 (ja) |
TW (1) | TWI220428B (ja) |
UA (1) | UA71600C2 (ja) |
WO (1) | WO2000046213A2 (ja) |
ZA (1) | ZA200106299B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR0112712A (pt) * | 2000-07-21 | 2003-05-20 | Syngenta Partcipations Ag | Processo para preparação de 4,6-dimetóxi-2-(metilsulfonil)-1,3-pirimidina |
AR033765A1 (es) * | 2001-05-22 | 2004-01-07 | Syngenta Participations Ag | Procedimiento para la preparacion de derivados 3-alquil-3h-isobenzofuran-1-ona 7-sustituidos. |
US9527820B1 (en) | 2016-05-05 | 2016-12-27 | King Saud University | Diethylammonium salts of phenyl-substituted thiobarbituric acid as anti-diabetic agents |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1466177A (en) * | 1973-03-23 | 1977-03-02 | Sandoz Ltd | 4-hydroxy-pyrimidine derivatives |
US4057634A (en) | 1974-01-24 | 1977-11-08 | Hoechst Aktiengesellschaft | Antiprotozoal(1-alkyl-5-nitro-imidazolyl-2-alkyl)-pyridazines |
DE2403340A1 (de) | 1974-01-24 | 1975-07-31 | Hoechst Ag | (1-alkyl-5-nitro-imidazolyl-2-alkyl)- heteroaryl-verbindungen und verfahren zu ihrer herstellung |
US4923501A (en) * | 1987-11-04 | 1990-05-08 | Kumiai Chemical Industry Co., Ltd. | Pyrimidine derivatives, processes for their production, and herbicidal method and compositions |
CA2076690C (en) * | 1991-08-30 | 2003-01-07 | Jean-Paul Roduit | Process for the production of 2-(methylthio)-disodium barbiturate |
KR100233068B1 (ko) * | 1991-11-26 | 1999-12-01 | 하인즈 모제르 | 2-치환된 4,6-디알콕시피리미딘의 제조방법 |
EP0565951A1 (en) * | 1992-04-13 | 1993-10-20 | Nihon Bayer Agrochem K.K. | Herbicidally active pyrimidinylthioalkane derivatives |
-
2000
- 2000-02-02 TW TW089101784A patent/TWI220428B/zh not_active IP Right Cessation
- 2000-02-03 HU HU0200090A patent/HUP0200090A3/hu unknown
- 2000-02-03 WO PCT/EP2000/000872 patent/WO2000046213A2/en active Search and Examination
- 2000-02-03 AU AU28014/00A patent/AU752278B2/en not_active Ceased
- 2000-02-03 CA CA002358940A patent/CA2358940C/en not_active Expired - Fee Related
- 2000-02-03 JP JP2000597283A patent/JP3602796B2/ja not_active Expired - Fee Related
- 2000-02-03 AT AT00906277T patent/ATE296808T1/de active
- 2000-02-03 CN CNB008034508A patent/CN1151137C/zh not_active Expired - Fee Related
- 2000-02-03 EP EP00906277A patent/EP1165524B1/en not_active Expired - Lifetime
- 2000-02-03 IL IL14435400A patent/IL144354A0/xx not_active IP Right Cessation
- 2000-02-03 ES ES00906277T patent/ES2243233T3/es not_active Expired - Lifetime
- 2000-02-03 KR KR10-2001-7009512A patent/KR100453755B1/ko not_active IP Right Cessation
- 2000-02-03 RU RU2001123929/04A patent/RU2242467C2/ru not_active IP Right Cessation
- 2000-02-03 PL PL349726A patent/PL197892B1/pl unknown
- 2000-02-03 BR BRPI0008029-2A patent/BR0008029B1/pt not_active IP Right Cessation
- 2000-02-03 DE DE60020539T patent/DE60020539T2/de not_active Expired - Lifetime
- 2000-03-02 UA UA2001096117A patent/UA71600C2/uk unknown
-
2001
- 2001-07-31 ZA ZA200106299A patent/ZA200106299B/en unknown
- 2001-08-20 US US09/936,330 patent/US6673925B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2358940C (en) | 2009-04-07 |
US6673925B2 (en) | 2004-01-06 |
EP1165524A2 (en) | 2002-01-02 |
AU752278B2 (en) | 2002-09-12 |
PL197892B1 (pl) | 2008-05-30 |
TWI220428B (en) | 2004-08-21 |
DE60020539T2 (de) | 2006-04-27 |
EP1165524B1 (en) | 2005-06-01 |
ES2243233T3 (es) | 2005-12-01 |
ATE296808T1 (de) | 2005-06-15 |
JP3602796B2 (ja) | 2004-12-15 |
KR20020011961A (ko) | 2002-02-09 |
RU2242467C2 (ru) | 2004-12-20 |
IL144354A0 (en) | 2002-05-23 |
BR0008029A (pt) | 2001-11-13 |
WO2000046213A2 (en) | 2000-08-10 |
CN1339029A (zh) | 2002-03-06 |
CA2358940A1 (en) | 2000-08-10 |
WO2000046213A3 (en) | 2000-12-28 |
KR100453755B1 (ko) | 2004-10-20 |
UA71600C2 (uk) | 2004-12-15 |
DE60020539D1 (de) | 2005-07-07 |
JP2003520762A (ja) | 2003-07-08 |
HUP0200090A3 (en) | 2002-12-28 |
HUP0200090A2 (hu) | 2002-11-28 |
AU2801400A (en) | 2000-08-25 |
CN1151137C (zh) | 2004-05-26 |
US20020095037A1 (en) | 2002-07-18 |
BR0008029B1 (pt) | 2010-06-15 |
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