RU97108785A - METHOD FOR PRODUCING FLUOROFIN HERBICIDES AND INTERMEDIATE COMPOUNDS - Google Patents
METHOD FOR PRODUCING FLUOROFIN HERBICIDES AND INTERMEDIATE COMPOUNDSInfo
- Publication number
- RU97108785A RU97108785A RU97108785/04A RU97108785A RU97108785A RU 97108785 A RU97108785 A RU 97108785A RU 97108785/04 A RU97108785/04 A RU 97108785/04A RU 97108785 A RU97108785 A RU 97108785A RU 97108785 A RU97108785 A RU 97108785A
- Authority
- RU
- Russia
- Prior art keywords
- alkyl
- palladium
- taken
- haloalkoxy
- haloalkyl
- Prior art date
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- 150000001875 compounds Chemical class 0.000 title claims 11
- 239000004009 herbicide Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims 30
- 239000000203 mixture Substances 0.000 claims 25
- 125000000217 alkyl group Chemical group 0.000 claims 24
- 229910052763 palladium Inorganic materials 0.000 claims 15
- 125000004765 (C1-C4) haloalkyl group Chemical group 0.000 claims 14
- 125000003545 alkoxy group Chemical group 0.000 claims 14
- 125000005843 halogen group Chemical group 0.000 claims 14
- 125000004767 (C1-C4) haloalkoxy group Chemical group 0.000 claims 13
- -1 phenoxyphenyl Chemical group 0.000 claims 12
- 239000002585 base Substances 0.000 claims 7
- 239000003054 catalyst Substances 0.000 claims 7
- 239000002904 solvent Substances 0.000 claims 7
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims 6
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 claims 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 6
- UKSZBOKPHAQOMP-SVLSSHOZSA-N (1E,4E)-1,5-diphenylpenta-1,4-dien-3-one;palladium Chemical compound [Pd].C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1.C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1 UKSZBOKPHAQOMP-SVLSSHOZSA-N 0.000 claims 4
- LXNAVEXFUKBNMK-UHFFFAOYSA-N acetic acid;palladium Chemical compound [Pd].CC(O)=O.CC(O)=O LXNAVEXFUKBNMK-UHFFFAOYSA-N 0.000 claims 4
- 229910052783 alkali metal Inorganic materials 0.000 claims 4
- 229910000288 alkali metal carbonate Inorganic materials 0.000 claims 4
- 150000008041 alkali metal carbonates Chemical class 0.000 claims 4
- 229910052799 carbon Inorganic materials 0.000 claims 4
- 239000003795 chemical substances by application Substances 0.000 claims 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 4
- 125000001637 1-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C(*)=C([H])C([H])=C([H])C2=C1[H] 0.000 claims 3
- 125000001622 2-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C(*)C([H])=C([H])C2=C1[H] 0.000 claims 3
- ZADPBFCGQRWHPN-UHFFFAOYSA-N OBO Chemical compound OBO ZADPBFCGQRWHPN-UHFFFAOYSA-N 0.000 claims 3
- 125000004432 carbon atoms Chemical group C* 0.000 claims 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 3
- 229910052739 hydrogen Inorganic materials 0.000 claims 3
- 239000001257 hydrogen Substances 0.000 claims 3
- 125000004435 hydrogen atoms Chemical group [H]* 0.000 claims 3
- 230000003993 interaction Effects 0.000 claims 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 3
- XIONUQPOXCUMMB-UHFFFAOYSA-N (2-bromophenyl)-diphenylphosphane Chemical group BrC1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 XIONUQPOXCUMMB-UHFFFAOYSA-N 0.000 claims 2
- KZPYGQFFRCFCPP-UHFFFAOYSA-N 1,1'-Bis(diphenylphosphino)ferrocene Chemical compound [Fe+2].C1=CC=C[C-]1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=C[C-]1P(C=1C=CC=CC=1)C1=CC=CC=C1 KZPYGQFFRCFCPP-UHFFFAOYSA-N 0.000 claims 2
- GPAYUJZHTULNBE-UHFFFAOYSA-N Diphenylphosphine Chemical compound C=1C=CC=CC=1PC1=CC=CC=C1 GPAYUJZHTULNBE-UHFFFAOYSA-N 0.000 claims 2
- IIMIOEBMYPRQGU-UHFFFAOYSA-L Picoplatin Chemical compound N.[Cl-].[Cl-].[Pt+2].CC1=CC=CC=N1 IIMIOEBMYPRQGU-UHFFFAOYSA-L 0.000 claims 2
- DASUJKKKKGHFBF-UHFFFAOYSA-L Thallium(I) carbonate Chemical compound [Tl+].[Tl+].[O-]C([O-])=O DASUJKKKKGHFBF-UHFFFAOYSA-L 0.000 claims 2
- QGYXCSSUHCHXHB-UHFFFAOYSA-M Thallium(I) hydroxide Chemical compound [OH-].[Tl+] QGYXCSSUHCHXHB-UHFFFAOYSA-M 0.000 claims 2
- RBYGDVHOECIAFC-UHFFFAOYSA-L acetonitrile;palladium(2+);dichloride Chemical compound [Cl-].[Cl-].[Pd+2].CC#N.CC#N RBYGDVHOECIAFC-UHFFFAOYSA-L 0.000 claims 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 2
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims 2
- 150000004703 alkoxides Chemical class 0.000 claims 2
- 150000001412 amines Chemical class 0.000 claims 2
- 150000008064 anhydrides Chemical class 0.000 claims 2
- 150000008366 benzophenones Chemical group 0.000 claims 2
- 239000004305 biphenyl Chemical group 0.000 claims 2
- 235000010290 biphenyl Nutrition 0.000 claims 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims 2
- 239000001273 butane Substances 0.000 claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical group C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims 2
- 150000008282 halocarbons Chemical class 0.000 claims 2
- CPELXLSAUQHCOX-UHFFFAOYSA-N hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 claims 2
- 150000002576 ketones Chemical class 0.000 claims 2
- 229910000000 metal hydroxide Inorganic materials 0.000 claims 2
- 150000004692 metal hydroxides Chemical class 0.000 claims 2
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 claims 2
- 229910052716 thallium Inorganic materials 0.000 claims 2
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 claims 2
- 229910000012 thallium(I) carbonate Inorganic materials 0.000 claims 2
- 229910021516 thallium(I) hydroxide Inorganic materials 0.000 claims 2
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims 2
- AVCVDUDESCZFHJ-UHFFFAOYSA-M triphenylphosphane;chloride Chemical compound [Cl-].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 AVCVDUDESCZFHJ-UHFFFAOYSA-M 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- CTOGOSQZGIUHPI-UHFFFAOYSA-N 1-(5-bromo-4-fluoro-2-methylpent-3-en-2-yl)-4-chlorobenzene Chemical compound BrCC(F)=CC(C)(C)C1=CC=C(Cl)C=C1 CTOGOSQZGIUHPI-UHFFFAOYSA-N 0.000 claims 1
- DLDNYFCINGNKBG-UHFFFAOYSA-N 1-[1-(3-bromo-2-fluoroprop-1-enyl)cyclopropyl]-4-chlorobenzene Chemical compound C=1C=C(Cl)C=CC=1C1(C=C(CBr)F)CC1 DLDNYFCINGNKBG-UHFFFAOYSA-N 0.000 claims 1
- IPNPIHIZVLFAFP-UHFFFAOYSA-N Phosphorus tribromide Chemical compound BrP(Br)Br IPNPIHIZVLFAFP-UHFFFAOYSA-N 0.000 claims 1
- HFRXJVQOXRXOPP-UHFFFAOYSA-N Thionyl bromide Chemical compound BrS(Br)=O HFRXJVQOXRXOPP-UHFFFAOYSA-N 0.000 claims 1
- 125000004438 haloalkoxy group Chemical group 0.000 claims 1
- 229910000042 hydrogen bromide Inorganic materials 0.000 claims 1
- UQPUONNXJVWHRM-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 UQPUONNXJVWHRM-UHFFFAOYSA-N 0.000 claims 1
- 0 C*C1OC(*C)OC(C*)O1 Chemical compound C*C1OC(*C)OC(C*)O1 0.000 description 1
Claims (15)
где R представляет собой водород или С1-С4алкил, и R1 представляет собой С1-С4алкил или циклопропил, или R и R1, взятые вместе с атомом углерода, к которому они присоединены, образуют циклопропильную группу;
Ar представляет собой фенил, необязательно замещенный одним - тремя атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси, или 1- или 2-нафтил, необязательно замещенный одним - тремя атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси;
Ar1 представляет собой феноксифенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси; бифенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси; бензилфенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси; или бензоилфенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси; и
конфигурация групп ArCRR1- и CH2Ar1 около двойной связи представляет собой преимущественно взаимную транс-конфигурацию, отличающийся тем, что включает взаимодействие 4-арил-2-фтор-2-бутен-1-ола формулы II
где Ar, R, R1 имеют значения, определенные выше, с бромирующим агентом с образованием 4-арил-1-бром-2-фтор-2-бутена формулы III
где Ar, R, R1 имеют значения, определенные выше, и взаимодействие соединения формулы III с палладиевым катализатором, основанием, и бороновой кислоты формулы IV, бороновым ангидридом формулы V или боратным сложным эфиром формулы VI
где R2 представляет собой С1-С4алкил и Ar1 имеет значения, определенные выше.1. A method of obtaining a fluoroolefin compound of the formula I
where R represents hydrogen or C 1 -C 4 alkyl, and R 1 represents C 1 -C 4 alkyl or cyclopropyl, or R and R 1 taken together with the carbon atom to which they are attached form a cyclopropyl group;
Ar is phenyl optionally substituted with one to three halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy, or 1- or 2-naphthyl optionally substituted with one to three halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy;
Ar 1 is phenoxyphenyl optionally substituted with one to five halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy; biphenyl optionally substituted with one to five halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy; benzylphenyl optionally substituted with one to five halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy; or benzoylphenyl optionally substituted with one to five halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy; and
the configuration of the ArCRR 1 - and CH 2 Ar 1 groups near the double bond is predominantly a mutual trans configuration, characterized in that it involves the interaction of 4-aryl-2-fluoro-2-butene-1-ol of formula II
where Ar, R, R 1 have the meanings given above, with a brominating agent to form 4-aryl-1-bromo-2-fluoro-2-butene of formula III
where Ar, R, R 1 have the meanings given above, and the reaction of a compound of formula III with a palladium catalyst, a base, and boronic acid of formula IV, boronic anhydride of formula V or a borate ester of formula VI
where R 2 represents a C 1 -C 4 alkyl and Ar 1 has the meanings defined above.
где R представляет собой водород или С1-С4алкил, и R1 представляет собой С1-С4алкил или циклопропил, или R и R1, взятые вместе с атомом углерода, к которому они присоединены, образуют циклопропильную группу;
Ar представляет собой фенил, необязательно замещенный одним - тремя атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси, или 1- или 2-нафтил, необязательно замещенный одним - тремя атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси;
Ar1 представляет собой феноксифенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси; бифенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси; бензилфенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси, или бензоилфенил, необязательно замещенный одним - пятью атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси; и
конфигурация групп ArCRR1- и CH2Ar1 около двойной связи представляет собой преимущественно взаимную транс-конфигурацию, отличающийся тем, что включает взаимодействие 4-арил-1-бром-2-фтор-2-бутена формулы III
где Ar, R, R1 имеют значения, определенные выше, с палладиевым катализатором, взятым в количестве 0,001-0,1 молярного эквивалента, по крайней мере с 2 молярными эквивалентами основания и бороновой кислотой формулы IV, бороновым ангидридом формулы V или боратным сложным эфиром формулы VI
где R2 представляет собой С1-С4алкил и Ar1 имеет значения, определенные выше, при температуре 50-130oC и в присутствии растворителя.9. A method of obtaining a fluoroolefin compound of formula I
where R represents hydrogen or C 1 -C 4 alkyl, and R 1 represents C 1 -C 4 alkyl or cyclopropyl, or R and R 1 taken together with the carbon atom to which they are attached form a cyclopropyl group;
Ar is phenyl optionally substituted with one to three halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy, or 1- or 2-naphthyl optionally substituted with one to three halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy;
Ar 1 is phenoxyphenyl optionally substituted with one to five halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy; biphenyl optionally substituted with one to five halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy; benzylphenyl optionally substituted with one to five halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy, or benzoyl phenyl optionally substituted with one - five halogen atoms taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy; and
the configuration of the ArCRR 1 - and CH 2 Ar 1 groups near the double bond is predominantly a mutual trans configuration, characterized in that it involves the interaction of 4-aryl-1-bromo-2-fluoro-2-butene of formula III
where Ar, R, R 1 have the meanings given above, with a palladium catalyst taken in an amount of 0.001-0.1 molar equivalent, with at least 2 molar equivalents of a base and boronic acid of formula IV, boronic anhydride of formula V or borate ester formula VI
where R 2 represents a C 1 -C 4 alkyl and Ar 1 has the meanings given above, at a temperature of 50-130 o C and in the presence of a solvent.
где R представляет собой водород или С1-С4алкил, и R1 представляет собой С1-С1алкил или циклопропил, или R и R4, взятые вместе с атомом углерода, к которому они присоединены, образуют циклопропильную группу;
Ar представляет собой фенил, необязательно замещенный одним - тремя атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С4галоалкокси, или 1- или 2-нафтил, необязательно замещенный одним - тремя атомами галогена, взятыми в любой комбинации, С1-С4алкилом, С1-С4галоалкилом, С1-С4алкокси или С1-С2галоалкокси;
конфигурация групп ArCRR1- и CHoBr около двойной связи представляет собой преимущественно взаимную транс-конфигурацию.13. The compound of formula III
where R represents hydrogen or C 1 -C 4 alkyl, and R 1 represents C 1 -C 1 alkyl or cyclopropyl, or R and R 4 taken together with the carbon atom to which they are attached form a cyclopropyl group;
Ar is phenyl optionally substituted with one to three halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy, or 1- or 2-naphthyl optionally substituted with one to three halogen atoms, taken in any combination, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 1 -C 4 alkoxy or C 1 -C 2 haloalkoxy;
the configuration of the ArCRR 1 - and CH o Br groups near the double bond is predominantly a mutual trans configuration.
где R, R и Ar имеют значения, определенные в п.13,
с бромирующим агентом, выбираемым из группы, состоящей из бром-трифенилфосфинового комплекса, трибромида фосфора, тионилбромида, бромистого водорода, а также их смесей, в растворителе при температуре 50-130C.15. The method of obtaining the compound according to item 13, characterized in that it includes the interaction of 4-aryl-2-fluoro-2-butene-1-ol of the formula II
where R, R and Ar have the meanings defined in clause 13,
with a brominating agent selected from the group consisting of bromo-triphenylphosphine complex, phosphorus tribromide, thionyl bromide, hydrogen bromide, as well as mixtures thereof, in a solvent at a temperature of 50-130C.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US65726896A | 1996-06-03 | 1996-06-03 | |
US08/657,268 | 1996-06-03 |
Publications (2)
Publication Number | Publication Date |
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RU97108785A true RU97108785A (en) | 1999-04-27 |
RU2184108C2 RU2184108C2 (en) | 2002-06-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU97108785/04A RU2184108C2 (en) | 1996-06-03 | 1997-06-02 | Method of synthesis of fluoroolefinic herbicides and intermediate compounds |
Country Status (24)
Country | Link |
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EP (1) | EP0811596B1 (en) |
JP (1) | JPH1081639A (en) |
KR (1) | KR100512259B1 (en) |
CN (2) | CN1096442C (en) |
AR (1) | AR007372A1 (en) |
AT (1) | ATE203506T1 (en) |
AU (1) | AU721564B2 (en) |
BR (1) | BR9703424A (en) |
CA (1) | CA2206620A1 (en) |
CO (1) | CO4771144A1 (en) |
CZ (1) | CZ295995B6 (en) |
DE (1) | DE69705775T2 (en) |
ES (1) | ES2160893T3 (en) |
HU (1) | HU218699B (en) |
IL (1) | IL120965A (en) |
PL (1) | PL185945B1 (en) |
RU (1) | RU2184108C2 (en) |
SG (1) | SG52984A1 (en) |
SK (1) | SK283779B6 (en) |
TR (1) | TR199700435A2 (en) |
TW (1) | TW453984B (en) |
UA (1) | UA49811C2 (en) |
YU (1) | YU22797A (en) |
ZA (1) | ZA974582B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE252530T1 (en) * | 1998-11-16 | 2003-11-15 | Basf Ag | 1,4-DIARYL-2-FLUORINE-1-BUTENE-3-OL COMPOUNDS AND THEIR USE IN THE PRODUCTION OF 1,4-DIARYL-2-FLUORINE-1,3-BUTADIENE AND 1,4-DIARYL-2 -FLUORINE-2- BUTENE COMPOUNDS |
US6291721B1 (en) | 1999-08-12 | 2001-09-18 | American Cyanamid Co. | Processes for the preparation of 2-arylvinyl alkyl ether and 1,4-diaryl-2-fluoro-2-butene compounds |
US6342642B1 (en) | 1999-11-09 | 2002-01-29 | Basf Aktiengesellschaft | 1,4-diaryl-2-fluoro-1-buten-3-ol compounds and their use in the preparation of 1,4-diaryl-2-fluoro-1,3-butadiene and 1,4-diaryl-2-fluoro-2-butene compounds |
JO3598B1 (en) | 2006-10-10 | 2020-07-05 | Infinity Discovery Inc | Boronic acids and esters as inhibitors of fatty acid amide hydrolase |
PE20091838A1 (en) | 2008-04-09 | 2009-12-18 | Infinity Pharmaceuticals Inc | FATTY ACID AMIDA HYDROLASE INHIBITORS |
MX336742B (en) | 2010-02-03 | 2016-01-29 | Infinity Pharmaceuticals Inc | Fatty acid amide hydrolase inhibitors. |
CN116731315B (en) * | 2022-03-04 | 2024-06-21 | 中国科学院化学研究所 | Boron-containing phthalonitrile resin and preparation method and application thereof |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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GB8715333D0 (en) * | 1987-06-30 | 1987-08-05 | Glaxo Group Ltd | Process |
GB9219612D0 (en) * | 1992-09-16 | 1992-10-28 | Khambay Bhupinder P S | Pesticidal fluoroolefins |
GB9408605D0 (en) * | 1994-04-29 | 1994-06-22 | British Tech Group | Pesticidal fluoroolefins |
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1997
- 1997-05-26 ZA ZA974582A patent/ZA974582B/en unknown
- 1997-05-27 TW TW086107148A patent/TW453984B/en not_active IP Right Cessation
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- 1997-05-29 EP EP97303658A patent/EP0811596B1/en not_active Expired - Lifetime
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- 1997-05-29 AT AT97303658T patent/ATE203506T1/en not_active IP Right Cessation
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- 1997-05-30 CO CO97030136A patent/CO4771144A1/en unknown
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2002
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