CH649085A5 - Process for the preparation of 5,11-dihydro-6H-pyrido [2,3-b][1,4]benzodiazepin-6-ones - Google Patents
Process for the preparation of 5,11-dihydro-6H-pyrido [2,3-b][1,4]benzodiazepin-6-ones Download PDFInfo
- Publication number
- CH649085A5 CH649085A5 CH4227/82A CH422782A CH649085A5 CH 649085 A5 CH649085 A5 CH 649085A5 CH 4227/82 A CH4227/82 A CH 4227/82A CH 422782 A CH422782 A CH 422782A CH 649085 A5 CH649085 A5 CH 649085A5
- Authority
- CH
- Switzerland
- Prior art keywords
- formula
- compound
- sodium
- condensing agent
- potassium
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- MIRBIZDDMSFTKY-UHFFFAOYSA-N 5,11-dihydropyrido[2,3-b][1,4]benzodiazepin-6-one Chemical class O=C1NC2=CC=CN=C2NC2=CC=CC=C12 MIRBIZDDMSFTKY-UHFFFAOYSA-N 0.000 title abstract 2
- 150000001875 compounds Chemical class 0.000 claims abstract description 35
- -1 anthranilic acid ester Chemical class 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- RWZYAGGXGHYGMB-UHFFFAOYSA-N o-aminobenzenecarboxylic acid Natural products NC1=CC=CC=C1C(O)=O RWZYAGGXGHYGMB-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000006798 ring closing metathesis reaction Methods 0.000 claims abstract description 8
- RMHMFHUVIITRHF-UHFFFAOYSA-N pirenzepine Chemical compound C1CN(C)CCN1CC(=O)N1C2=NC=CC=C2NC(=O)C2=CC=CC=C21 RMHMFHUVIITRHF-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229960004633 pirenzepine Drugs 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims abstract description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 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 11
- 239000011734 sodium Substances 0.000 claims description 11
- 229910052708 sodium Inorganic materials 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 11
- 125000005843 halogen group Chemical group 0.000 claims description 10
- VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Chemical compound [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 claims description 10
- 239000011541 reaction mixture Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 6
- 238000005580 one pot reaction Methods 0.000 claims description 5
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 claims description 5
- ODZPKZBBUMBTMG-UHFFFAOYSA-N sodium amide Chemical compound [NH2-].[Na+] ODZPKZBBUMBTMG-UHFFFAOYSA-N 0.000 claims description 5
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- BDAWXSQJJCIFIK-UHFFFAOYSA-N potassium methoxide Chemical compound [K+].[O-]C BDAWXSQJJCIFIK-UHFFFAOYSA-N 0.000 claims description 4
- 239000012312 sodium hydride Substances 0.000 claims description 4
- 229910000104 sodium hydride Inorganic materials 0.000 claims description 4
- ZFFBIQMNKOJDJE-UHFFFAOYSA-N 2-bromo-1,2-diphenylethanone Chemical compound C=1C=CC=CC=1C(Br)C(=O)C1=CC=CC=C1 ZFFBIQMNKOJDJE-UHFFFAOYSA-N 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- WQKGAJDYBZOFSR-UHFFFAOYSA-N potassium;propan-2-olate Chemical compound [K+].CC(C)[O-] WQKGAJDYBZOFSR-UHFFFAOYSA-N 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 3
- QGQPXTZZDKMUBF-UHFFFAOYSA-N N1=CC=C2N=CC(C=C21)=O Chemical class N1=CC=C2N=CC(C=C21)=O QGQPXTZZDKMUBF-UHFFFAOYSA-N 0.000 claims description 2
- 208000025865 Ulcer Diseases 0.000 claims description 2
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 239000003814 drug Substances 0.000 claims description 2
- 230000002496 gastric effect Effects 0.000 claims description 2
- 230000002401 inhibitory effect Effects 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 230000028327 secretion Effects 0.000 claims description 2
- 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 description 2
- 231100000397 ulcer Toxicity 0.000 claims description 2
- 150000003927 aminopyridines Chemical class 0.000 abstract 1
- CUYKNJBYIJFRCU-UHFFFAOYSA-N pyridine-3-amine Natural products NC1=CC=CN=C1 CUYKNJBYIJFRCU-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 16
- VAMXMNNIEUEQDV-UHFFFAOYSA-N methyl anthranilate Chemical compound COC(=O)C1=CC=CC=C1N VAMXMNNIEUEQDV-UHFFFAOYSA-N 0.000 description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 239000000203 mixture Substances 0.000 description 15
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 13
- PBKONEOXTCPAFI-UHFFFAOYSA-N 1,2,4-trichlorobenzene Chemical compound ClC1=CC=C(Cl)C(Cl)=C1 PBKONEOXTCPAFI-UHFFFAOYSA-N 0.000 description 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 10
- MEQBJJUWDCYIAB-UHFFFAOYSA-N 2-chloropyridin-3-amine Chemical compound NC1=CC=CN=C1Cl MEQBJJUWDCYIAB-UHFFFAOYSA-N 0.000 description 8
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 8
- 239000013078 crystal Substances 0.000 description 7
- 239000003208 petroleum Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
- 239000012065 filter cake Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 3
- 150000003462 sulfoxides Chemical class 0.000 description 3
- 239000008096 xylene Substances 0.000 description 3
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical compound ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 description 2
- FIPWRIJSWJWJAI-UHFFFAOYSA-N Butyl carbitol 6-propylpiperonyl ether Chemical compound C1=C(CCC)C(COCCOCCOCCCC)=CC2=C1OCO2 FIPWRIJSWJWJAI-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 2
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229960005235 piperonyl butoxide Drugs 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- KSSXNHGPIDAUAS-UHFFFAOYSA-N 1,4-benzodiazepin-6-one Chemical compound N1=CC=NC=C2C(=O)C=CC=C21 KSSXNHGPIDAUAS-UHFFFAOYSA-N 0.000 description 1
- WGPYXKVYVYAEIM-UHFFFAOYSA-N 2-amino-n-(2-chloropyridin-3-yl)benzamide Chemical compound NC1=CC=CC=C1C(=O)NC1=CC=CN=C1Cl WGPYXKVYVYAEIM-UHFFFAOYSA-N 0.000 description 1
- BWWHTIHDQBHTHP-UHFFFAOYSA-N 2-nitrobenzoyl chloride Chemical compound [O-][N+](=O)C1=CC=CC=C1C(Cl)=O BWWHTIHDQBHTHP-UHFFFAOYSA-N 0.000 description 1
- BMTAFVWTTFSTOG-UHFFFAOYSA-N Butylate Chemical compound CCSC(=O)N(CC(C)C)CC(C)C BMTAFVWTTFSTOG-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- FKLJPTJMIBLJAV-UHFFFAOYSA-N Compound IV Chemical compound O1N=C(C)C=C1CCCCCCCOC1=CC=C(C=2OCCN=2)C=C1 FKLJPTJMIBLJAV-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- OUMKPGKUUYSIQQ-UHFFFAOYSA-N S1(=O)(=O)CCCC1.[K] Chemical compound S1(=O)(=O)CCCC1.[K] OUMKPGKUUYSIQQ-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- CJCFLENOSDOYDU-UHFFFAOYSA-N [Na].C(C=1C(N)=CC=CC1)(=O)O.Cl Chemical compound [Na].C(C=1C(N)=CC=CC1)(=O)O.Cl CJCFLENOSDOYDU-UHFFFAOYSA-N 0.000 description 1
- QAWDNSSJTMJWCR-UHFFFAOYSA-N [Na].S1(=O)(=O)CCCC1.Cl Chemical compound [Na].S1(=O)(=O)CCCC1.Cl QAWDNSSJTMJWCR-UHFFFAOYSA-N 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 1
- DZGCGKFAPXFTNM-UHFFFAOYSA-N ethanol;hydron;chloride Chemical compound Cl.CCO DZGCGKFAPXFTNM-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- AFRJJFRNGGLMDW-UHFFFAOYSA-N lithium amide Chemical compound [Li+].[NH2-] AFRJJFRNGGLMDW-UHFFFAOYSA-N 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 150000002828 nitro derivatives Chemical class 0.000 description 1
- 150000005440 nitrobenzoic acid derivatives Chemical class 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- QMEHFJGLJHMPHU-UHFFFAOYSA-N potassium;toluene Chemical compound [K].CC1=CC=CC=C1 QMEHFJGLJHMPHU-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- UBQKCCHYAOITMY-UHFFFAOYSA-N pyridin-2-ol Chemical class OC1=CC=CC=N1 UBQKCCHYAOITMY-UHFFFAOYSA-N 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen 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
- C07D213/72—Nitrogen atoms
- C07D213/75—Amino or imino radicals, acylated by carboxylic or carbonic acids, or by sulfur or nitrogen analogues thereof, e.g. carbamates
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3127849 | 1981-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH649085A5 true CH649085A5 (en) | 1985-04-30 |
Family
ID=6136912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH4227/82A CH649085A5 (en) | 1981-07-15 | 1982-07-12 | Process for the preparation of 5,11-dihydro-6H-pyrido [2,3-b][1,4]benzodiazepin-6-ones |
Country Status (16)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0737698A1 (en) * | 1994-10-27 | 1996-10-16 | Polyplastics Co. Ltd. | Modified polyacetal and process for production |
| BR9508009A (pt) * | 1995-04-27 | 1997-08-05 | Polyplastics Co | Composições de resina termoplástica e processo de produção das mesmas |
-
1982
- 1982-05-26 NL NL8202145A patent/NL8202145A/nl not_active Application Discontinuation
- 1982-06-21 ES ES513293A patent/ES8307248A1/es not_active Expired
- 1982-06-28 NO NO822182A patent/NO160140C/no unknown
- 1982-07-06 FI FI822391A patent/FI77860C/fi not_active IP Right Cessation
- 1982-07-07 AT AT0263482A patent/AT379394B/de not_active IP Right Cessation
- 1982-07-12 CH CH4227/82A patent/CH649085A5/de not_active IP Right Cessation
- 1982-07-12 GR GR68721A patent/GR76198B/el unknown
- 1982-07-12 YU YU1519/82A patent/YU43724B/xx unknown
- 1982-07-12 DK DK311982A patent/DK157999C/da not_active IP Right Cessation
- 1982-07-13 DD DD82241618A patent/DD202571A5/de unknown
- 1982-07-14 JP JP57122800A patent/JPS5818383A/ja active Granted
- 1982-07-14 SE SE8204330A patent/SE449102B/sv not_active IP Right Cessation
- 1982-07-14 CS CS825387A patent/CS226745B2/cs unknown
- 1982-07-14 PL PL23747182A patent/PL237471A1/xx unknown
- 1982-07-14 PT PT75244A patent/PT75244B/pt not_active IP Right Cessation
- 1982-07-14 HU HU822292A patent/HU186090B/hu not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO160140C (no) | 1989-03-15 |
| JPH0330596B2 (enrdf_load_stackoverflow) | 1991-04-30 |
| SE8204330L (sv) | 1983-01-16 |
| DK311982A (da) | 1983-01-16 |
| FI822391L (fi) | 1983-01-16 |
| GR76198B (enrdf_load_stackoverflow) | 1984-08-03 |
| YU151982A (en) | 1986-04-30 |
| PT75244A (de) | 1982-08-01 |
| PL237471A1 (en) | 1983-01-17 |
| NL8202145A (nl) | 1983-02-01 |
| DD202571A5 (de) | 1983-09-21 |
| YU43724B (en) | 1989-10-31 |
| ES513293A0 (es) | 1983-06-16 |
| FI822391A0 (fi) | 1982-07-06 |
| HU186090B (en) | 1985-05-28 |
| FI77860C (fi) | 1989-05-10 |
| DK157999C (da) | 1990-08-13 |
| SE8204330D0 (sv) | 1982-07-14 |
| DK157999B (da) | 1990-03-12 |
| CS226745B2 (en) | 1984-04-16 |
| SE449102B (sv) | 1987-04-06 |
| NO160140B (no) | 1988-12-05 |
| ES8307248A1 (es) | 1983-06-16 |
| FI77860B (fi) | 1989-01-31 |
| JPS5818383A (ja) | 1983-02-02 |
| NO822182L (no) | 1983-01-17 |
| ATA263482A (de) | 1985-05-15 |
| AT379394B (de) | 1985-12-27 |
| PT75244B (de) | 1985-10-04 |
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