HU184982B - Process for producing 4-quinolinone derivatives - Google Patents
Process for producing 4-quinolinone derivatives Download PDFInfo
- Publication number
- HU184982B HU184982B HU82118A HU11882A HU184982B HU 184982 B HU184982 B HU 184982B HU 82118 A HU82118 A HU 82118A HU 11882 A HU11882 A HU 11882A HU 184982 B HU184982 B HU 184982B
- Authority
- HU
- Hungary
- Prior art keywords
- formula
- boron trifluoride
- propionic acid
- hydrogen fluoride
- tetrahydro
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 18
- HETSDWRDICBRSQ-UHFFFAOYSA-N 3h-quinolin-4-one Chemical class C1=CC=C2C(=O)CC=NC2=C1 HETSDWRDICBRSQ-UHFFFAOYSA-N 0.000 title description 2
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229910015900 BF3 Inorganic materials 0.000 claims abstract description 25
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 22
- BUWPZNOVIHAWHW-UHFFFAOYSA-N 2,3-dihydro-1h-quinolin-4-one Chemical class C1=CC=C2C(=O)CCNC2=C1 BUWPZNOVIHAWHW-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 125000005843 halogen group Chemical group 0.000 claims abstract description 4
- 239000001257 hydrogen Substances 0.000 claims abstract description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 3
- -1 alkyl radical Chemical class 0.000 claims abstract 4
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 18
- 239000002253 acid Substances 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 11
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 10
- 229920006395 saturated elastomer Polymers 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000007363 ring formation reaction Methods 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- 235000019260 propionic acid Nutrition 0.000 claims description 5
- 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 claims description 5
- HOLTZTRNTRXTNX-UHFFFAOYSA-N 7-chloro-2,3-dihydro-1h-quinolin-4-one Chemical compound O=C1CCNC2=CC(Cl)=CC=C21 HOLTZTRNTRXTNX-UHFFFAOYSA-N 0.000 claims description 4
- IPGWKHAWNXWEPG-UHFFFAOYSA-N 5-chloro-2,3-dihydro-1h-quinolin-4-one Chemical compound N1CCC(=O)C2=C1C=CC=C2Cl IPGWKHAWNXWEPG-UHFFFAOYSA-N 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 238000002955 isolation Methods 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
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract description 3
- 239000000543 intermediate Substances 0.000 abstract description 3
- LISFMEBWQUVKPJ-UHFFFAOYSA-N quinolin-2-ol Chemical compound C1=CC=C2NC(=O)C=CC2=C1 LISFMEBWQUVKPJ-UHFFFAOYSA-N 0.000 abstract description 3
- 229930185107 quinolinone Natural products 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 3
- WZKSXHQDXQKIQJ-UHFFFAOYSA-N F[C](F)F Chemical compound F[C](F)F WZKSXHQDXQKIQJ-UHFFFAOYSA-N 0.000 abstract 2
- AQKKRXMVSOXABZ-UHFFFAOYSA-N 3-anilinopropanoic acid Chemical compound OC(=O)CCNC1=CC=CC=C1 AQKKRXMVSOXABZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000013543 active substance Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 238000010908 decantation Methods 0.000 description 4
- 238000004817 gas chromatography Methods 0.000 description 4
- 239000012074 organic phase Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- PNPCRKVUWYDDST-UHFFFAOYSA-N 3-chloroaniline Chemical compound NC1=CC=CC(Cl)=C1 PNPCRKVUWYDDST-UHFFFAOYSA-N 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N N-phenyl amine Natural products NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 3
- 238000004587 chromatography analysis Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- WHTVZRBIWZFKQO-AWEZNQCLSA-N (S)-chloroquine Chemical compound ClC1=CC=C2C(N[C@@H](C)CCCN(CC)CC)=CC=NC2=C1 WHTVZRBIWZFKQO-AWEZNQCLSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-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
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 229960003677 chloroquine Drugs 0.000 description 2
- WHTVZRBIWZFKQO-UHFFFAOYSA-N chloroquine Natural products ClC1=CC=C2C(NC(C)CCCN(CC)CC)=CC=NC2=C1 WHTVZRBIWZFKQO-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 229920000137 polyphosphoric acid Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- CAPCBAYULRXQAN-UHFFFAOYSA-N 1-n,1-n-diethylpentane-1,4-diamine Chemical compound CCN(CC)CCCC(C)N CAPCBAYULRXQAN-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- VGMMSBHENHMZBH-UHFFFAOYSA-N 3-(3-chloroanilino)butanoic acid Chemical compound OC(=O)CC(C)NC1=CC=CC(Cl)=C1 VGMMSBHENHMZBH-UHFFFAOYSA-N 0.000 description 1
- CVICEEPAFUYBJG-UHFFFAOYSA-N 5-chloro-2,2-difluoro-1,3-benzodioxole Chemical group C1=C(Cl)C=C2OC(F)(F)OC2=C1 CVICEEPAFUYBJG-UHFFFAOYSA-N 0.000 description 1
- NAUSASURMPPZKZ-UHFFFAOYSA-N 7-chloro-2-methyl-2,3-dihydro-1h-quinolin-4-one Chemical compound C1=C(Cl)C=C2NC(C)CC(=O)C2=C1 NAUSASURMPPZKZ-UHFFFAOYSA-N 0.000 description 1
- VQWWRJNHWRYMLD-UHFFFAOYSA-N 7-methyl-2,3-dihydro-1h-quinolin-4-one Chemical compound O=C1CCNC2=CC(C)=CC=C21 VQWWRJNHWRYMLD-UHFFFAOYSA-N 0.000 description 1
- WUQPOLBZMZKXOP-UHFFFAOYSA-N 8-(trifluoromethyl)-2,3-dihydro-1h-quinolin-4-one Chemical compound O=C1CCNC2=C1C=CC=C2C(F)(F)F WUQPOLBZMZKXOP-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- BYMHZVKNCWHDQH-UHFFFAOYSA-N [P].P(=O)(Cl)(Cl)Cl Chemical compound [P].P(=O)(Cl)(Cl)Cl BYMHZVKNCWHDQH-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000001448 anilines Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000002051 biphasic effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- GWOFUCIGLDBNKM-UHFFFAOYSA-N glafenine Chemical compound OCC(O)COC(=O)C1=CC=CC=C1NC1=CC=NC2=CC(Cl)=CC=C12 GWOFUCIGLDBNKM-UHFFFAOYSA-N 0.000 description 1
- 229960001650 glafenine Drugs 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000001261 hydroxy acids Chemical class 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- PUGUQINMNYINPK-UHFFFAOYSA-N tert-butyl 4-(2-chloroacetyl)piperazine-1-carboxylate Chemical compound CC(C)(C)OC(=O)N1CCN(C(=O)CCl)CC1 PUGUQINMNYINPK-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D215/20—Oxygen atoms
- C07D215/22—Oxygen atoms attached in position 2 or 4
- C07D215/233—Oxygen atoms attached in position 2 or 4 only one oxygen atom which is attached in position 4
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Quinoline Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8100762A FR2498184A1 (fr) | 1981-01-16 | 1981-01-16 | Procede de preparation de quinolinones-4 |
Publications (1)
Publication Number | Publication Date |
---|---|
HU184982B true HU184982B (en) | 1984-11-28 |
Family
ID=9254220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU82118A HU184982B (en) | 1981-01-16 | 1982-01-15 | Process for producing 4-quinolinone derivatives |
Country Status (13)
Country | Link |
---|---|
US (1) | US4412075A (en16) |
EP (1) | EP0056763B1 (en16) |
JP (1) | JPS57171972A (en16) |
KR (1) | KR870001919B1 (en16) |
AT (1) | ATE8257T1 (en16) |
CA (1) | CA1181073A (en16) |
DE (1) | DE3260303D1 (en16) |
DK (1) | DK148804C (en16) |
FR (1) | FR2498184A1 (en16) |
HU (1) | HU184982B (en16) |
IE (1) | IE51960B1 (en16) |
IN (1) | IN157731B (en16) |
ZA (1) | ZA82276B (en16) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2552429B1 (fr) * | 1983-09-22 | 1986-07-18 | Rhone Poulenc Sante | Procede de preparation de quinolinones-4 |
FR2552430B1 (fr) * | 1983-09-22 | 1985-10-25 | Rhone Poulenc Sante | Procede de preparation de quinolinones-4 |
JPS63239268A (ja) * | 1986-11-21 | 1988-10-05 | Tokyo Tanabe Co Ltd | 1,2,3,4−テトラヒドロ−4−オキソキノリン化合物及びその製造法 |
JPH01250380A (ja) * | 1987-12-26 | 1989-10-05 | Tokyo Tanabe Co Ltd | 光学活性ベンゾキノリジン誘導体、その製造方法およびそれを有効成分とする抗菌剤 |
WO1992021658A1 (en) * | 1991-05-30 | 1992-12-10 | Tokyo Tanabe Company Limited | Quinoline derivative and production thereof |
CN103282264B (zh) | 2011-01-12 | 2016-01-13 | 丰田自动车株式会社 | 树脂车顶板结构 |
CN110194738B (zh) * | 2019-06-03 | 2022-04-05 | 华侨大学 | 一种1,2,3-三取代4-喹诺酮衍生物的制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR806715A (fr) * | 1936-01-11 | 1936-12-23 | Ig Farbenindustrie Ag | Procédé pour préparer des composés hétérocycliques de l'azote |
US2558211A (en) * | 1949-04-14 | 1951-06-26 | Lilly Co Eli | Preparation of 4-hydroxyquinoline compounds |
US3116295A (en) * | 1960-07-09 | 1963-12-31 | Cassella Farbwerke Mainkur Ag | Process for the production of dihydroquinacridones |
GB1077974A (en) * | 1964-07-14 | 1967-08-02 | Chem Fab Promcnta G M B H | Quinoline compounds and a process for their production |
FR1514280A (fr) * | 1967-01-10 | 1968-02-23 | Roussel Uclaf | Nouveau procédé de préparation de quinoléines substituées et produits ainsi obtenus |
-
1981
- 1981-01-16 FR FR8100762A patent/FR2498184A1/fr active Granted
-
1982
- 1982-01-14 JP JP57003538A patent/JPS57171972A/ja active Granted
- 1982-01-15 AT AT82400077T patent/ATE8257T1/de not_active IP Right Cessation
- 1982-01-15 CA CA000394284A patent/CA1181073A/fr not_active Expired
- 1982-01-15 IE IE78/82A patent/IE51960B1/en unknown
- 1982-01-15 EP EP82400077A patent/EP0056763B1/fr not_active Expired
- 1982-01-15 KR KR8200164A patent/KR870001919B1/ko not_active Expired
- 1982-01-15 HU HU82118A patent/HU184982B/hu not_active IP Right Cessation
- 1982-01-15 IN IN34/DEL/82A patent/IN157731B/en unknown
- 1982-01-15 DK DK16482A patent/DK148804C/da not_active IP Right Cessation
- 1982-01-15 US US06/339,725 patent/US4412075A/en not_active Expired - Fee Related
- 1982-01-15 DE DE8282400077T patent/DE3260303D1/de not_active Expired
- 1982-01-15 ZA ZA82276A patent/ZA82276B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
IE820078L (en) | 1982-07-16 |
KR830009035A (ko) | 1983-12-17 |
ATE8257T1 (de) | 1984-07-15 |
FR2498184A1 (fr) | 1982-07-23 |
IE51960B1 (en) | 1987-04-29 |
IN157731B (en16) | 1986-05-24 |
DK148804C (da) | 1986-04-01 |
US4412075A (en) | 1983-10-25 |
KR870001919B1 (ko) | 1987-10-22 |
JPS57171972A (en) | 1982-10-22 |
DE3260303D1 (en) | 1984-08-09 |
EP0056763A3 (en) | 1982-08-04 |
JPH0222750B2 (en16) | 1990-05-21 |
EP0056763A2 (fr) | 1982-07-28 |
CA1181073A (fr) | 1985-01-15 |
FR2498184B1 (en16) | 1983-08-26 |
DK148804B (da) | 1985-10-07 |
DK16482A (da) | 1982-07-17 |
EP0056763B1 (fr) | 1984-07-04 |
ZA82276B (en) | 1982-11-24 |
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