FI80882C - Foerfarande foer framstaellning av 2-tiofenaettiksyraderivat. - Google Patents
Foerfarande foer framstaellning av 2-tiofenaettiksyraderivat. Download PDFInfo
- Publication number
- FI80882C FI80882C FI831116A FI831116A FI80882C FI 80882 C FI80882 C FI 80882C FI 831116 A FI831116 A FI 831116A FI 831116 A FI831116 A FI 831116A FI 80882 C FI80882 C FI 80882C
- Authority
- FI
- Finland
- Prior art keywords
- formula
- compound
- reaction
- thiophene
- hal
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 24
- 238000002360 preparation method Methods 0.000 title claims description 10
- SMJRBWINMFUUDS-UHFFFAOYSA-N 2-thienylacetic acid Chemical class OC(=O)CC1=CC=CS1 SMJRBWINMFUUDS-UHFFFAOYSA-N 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims description 49
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 40
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 33
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 229930192474 thiophene Natural products 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- HTZCNXWZYVXIMZ-UHFFFAOYSA-M benzyl(triethyl)azanium;chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC1=CC=CC=C1 HTZCNXWZYVXIMZ-UHFFFAOYSA-M 0.000 claims description 8
- 150000001299 aldehydes Chemical class 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 7
- 125000005843 halogen group Chemical group 0.000 claims description 7
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 claims description 6
- -1 chloromethylene Chemical group 0.000 claims description 6
- SQYNKIJPMDEDEG-UHFFFAOYSA-N paraldehyde Chemical compound CC1OC(C)OC(C)O1 SQYNKIJPMDEDEG-UHFFFAOYSA-N 0.000 claims description 6
- 229960003868 paraldehyde Drugs 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 6
- 238000006276 transfer reaction Methods 0.000 claims description 6
- GEDJSTBRFXDCAM-UHFFFAOYSA-N 2-(1-chloroethyl)thiophene Chemical compound CC(Cl)C1=CC=CS1 GEDJSTBRFXDCAM-UHFFFAOYSA-N 0.000 claims description 5
- KTKWUKAYWFMQSO-UHFFFAOYSA-N 2-thiophen-2-ylpropanoic acid Chemical compound OC(=O)C(C)C1=CC=CS1 KTKWUKAYWFMQSO-UHFFFAOYSA-N 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 claims description 5
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 claims description 5
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 150000001340 alkali metals Chemical group 0.000 claims description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 239000003444 phase transfer catalyst Substances 0.000 claims description 3
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 150000005395 2-thiopheneacetic acid derivatives Chemical class 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- 239000002904 solvent Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000003756 stirring Methods 0.000 description 9
- 239000008346 aqueous phase Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000012074 organic phase Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Chemical compound [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 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 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 150000003839 salts Chemical group 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- QTOABKRIUPTTPQ-UHFFFAOYSA-N 2-thiophen-2-ylpropanenitrile Chemical compound N#CC(C)C1=CC=CS1 QTOABKRIUPTTPQ-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000007810 chemical reaction solvent Substances 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- 239000005457 ice water Substances 0.000 description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical compound [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Substances [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- ZXUCBXRTRRIBSO-UHFFFAOYSA-L tetrabutylazanium;sulfate Chemical compound [O-]S([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC.CCCC[N+](CCCC)(CCCC)CCCC ZXUCBXRTRRIBSO-UHFFFAOYSA-L 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- XEZNGIUYQVAUSS-UHFFFAOYSA-N 18-crown-6 Chemical compound C1COCCOCCOCCOCCOCCO1 XEZNGIUYQVAUSS-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 1
- KTZSFYNCPSAEKK-UHFFFAOYSA-N CP(C)(C)C Chemical compound CP(C)(C)C KTZSFYNCPSAEKK-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- CWVZGJORVTZXFW-UHFFFAOYSA-N [benzyl(dimethyl)silyl]methyl carbamate Chemical compound NC(=O)OC[Si](C)(C)CC1=CC=CC=C1 CWVZGJORVTZXFW-UHFFFAOYSA-N 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical class Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 229940121363 anti-inflammatory agent Drugs 0.000 description 1
- 239000002260 anti-inflammatory agent Substances 0.000 description 1
- VUEDNLCYHKSELL-UHFFFAOYSA-N arsonium Chemical class [AsH4+] VUEDNLCYHKSELL-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000003459 chloroalkylation reaction Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 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
- 125000005207 tetraalkylammonium group Chemical group 0.000 description 1
- DZLFLBLQUQXARW-UHFFFAOYSA-N tetrabutylammonium Chemical compound CCCC[N+](CCCC)(CCCC)CCCC DZLFLBLQUQXARW-UHFFFAOYSA-N 0.000 description 1
- OSBSFAARYOCBHB-UHFFFAOYSA-N tetrapropylammonium Chemical group CCC[N+](CCC)(CCC)CCC OSBSFAARYOCBHB-UHFFFAOYSA-N 0.000 description 1
- BGQMOFGZRJUORO-UHFFFAOYSA-M tetrapropylammonium bromide Chemical compound [Br-].CCC[N+](CCC)(CCC)CCC BGQMOFGZRJUORO-UHFFFAOYSA-M 0.000 description 1
- 229910021515 thallium hydroxide Inorganic materials 0.000 description 1
- QGYXCSSUHCHXHB-UHFFFAOYSA-M thallium(i) hydroxide Chemical compound [OH-].[Tl+] QGYXCSSUHCHXHB-UHFFFAOYSA-M 0.000 description 1
- 150000003577 thiophenes Chemical class 0.000 description 1
- 239000013638 trimer Substances 0.000 description 1
- 239000003021 water soluble solvent Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/12—Radicals substituted by halogen atoms or nitro or nitroso radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/24—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8220272A FR2537138A1 (fr) | 1982-12-03 | 1982-12-03 | Procede de preparation de derives de l'acide 2-thiophene acetique |
| FR8220272 | 1982-12-03 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI831116A0 FI831116A0 (fi) | 1983-03-31 |
| FI831116L FI831116L (fi) | 1984-06-04 |
| FI80882B FI80882B (fi) | 1990-04-30 |
| FI80882C true FI80882C (fi) | 1990-08-10 |
Family
ID=9279758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI831116A FI80882C (fi) | 1982-12-03 | 1983-03-31 | Foerfarande foer framstaellning av 2-tiofenaettiksyraderivat. |
Country Status (22)
| Country | Link |
|---|---|
| JP (1) | JPS59106483A (it) |
| KR (1) | KR900003281B1 (it) |
| AT (1) | AT392785B (it) |
| AU (1) | AU557065B2 (it) |
| BE (1) | BE896440A (it) |
| CA (1) | CA1201442A (it) |
| CH (1) | CH653681A5 (it) |
| DE (1) | DE3314028C2 (it) |
| DK (1) | DK157492C (it) |
| ES (1) | ES8401958A1 (it) |
| FI (1) | FI80882C (it) |
| FR (1) | FR2537138A1 (it) |
| GB (1) | GB2132608B (it) |
| HU (1) | HU191831B (it) |
| IE (1) | IE55097B1 (it) |
| IT (1) | IT1174758B (it) |
| LU (1) | LU84749A1 (it) |
| NL (1) | NL8301693A (it) |
| NZ (1) | NZ204510A (it) |
| PT (1) | PT76535B (it) |
| SE (1) | SE453918B (it) |
| ZA (1) | ZA832697B (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1276738B1 (it) * | 1995-06-16 | 1997-11-03 | Erregierre Spa | Processo per la preparazione di derivati dell'acido -metil-2- tiofeneacetico |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE33054B1 (en) * | 1968-04-16 | 1974-03-06 | Ici Ltd | Heterocyclic compounds |
| GB2003570B (en) * | 1977-06-08 | 1982-01-20 | Imi Opella Ltd | Stop valve |
-
1982
- 1982-12-03 FR FR8220272A patent/FR2537138A1/fr active Granted
-
1983
- 1983-03-28 DK DK140083A patent/DK157492C/da not_active IP Right Cessation
- 1983-03-30 SE SE8301786A patent/SE453918B/sv not_active IP Right Cessation
- 1983-03-31 FI FI831116A patent/FI80882C/fi not_active IP Right Cessation
- 1983-04-05 ES ES521231A patent/ES8401958A1/es not_active Expired
- 1983-04-11 PT PT76535A patent/PT76535B/pt not_active IP Right Cessation
- 1983-04-12 BE BE0/210537A patent/BE896440A/fr unknown
- 1983-04-12 CH CH1966/83A patent/CH653681A5/fr not_active IP Right Cessation
- 1983-04-14 LU LU84749A patent/LU84749A1/fr unknown
- 1983-04-14 HU HU831307A patent/HU191831B/hu unknown
- 1983-04-15 AU AU13573/83A patent/AU557065B2/en not_active Ceased
- 1983-04-18 DE DE3314028A patent/DE3314028C2/de not_active Expired - Lifetime
- 1983-04-18 ZA ZA832697A patent/ZA832697B/xx unknown
- 1983-04-23 KR KR1019830001730A patent/KR900003281B1/ko not_active Expired
- 1983-05-04 IT IT48216/83A patent/IT1174758B/it active Protection Beyond IP Right Term
- 1983-05-09 GB GB08312702A patent/GB2132608B/en not_active Expired
- 1983-05-10 IE IE1074/83A patent/IE55097B1/en not_active IP Right Cessation
- 1983-05-11 NL NL8301693A patent/NL8301693A/nl active Search and Examination
- 1983-05-20 JP JP58087836A patent/JPS59106483A/ja active Granted
- 1983-06-09 NZ NZ204510A patent/NZ204510A/en unknown
- 1983-07-28 CA CA000433422A patent/CA1201442A/fr not_active Expired
- 1983-08-08 AT AT2867/83A patent/AT392785B/de not_active IP Right Cessation
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