NO760327L - - Google Patents
Info
- Publication number
- NO760327L NO760327L NO760327*[A NO760327A NO760327L NO 760327 L NO760327 L NO 760327L NO 760327 A NO760327 A NO 760327A NO 760327 L NO760327 L NO 760327L
- Authority
- NO
- Norway
- Prior art keywords
- triiodo
- bis
- diimino
- acid
- methyl
- Prior art date
Links
- -1 5,5'-(4-thiaheptanedioyl-diimino)-bis[2,4,6-triiodo-3-(2-methoxy-1-methylcarbamoylethyl)-isophthalamic acid] Chemical compound 0.000 claims description 29
- 238000002360 preparation method Methods 0.000 claims description 26
- 239000002253 acid Substances 0.000 claims description 21
- 150000001875 compounds Chemical class 0.000 claims description 21
- 150000003839 salts Chemical class 0.000 claims description 11
- 239000002872 contrast media Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 5
- 229940043230 sarcosine Drugs 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 239000004471 Glycine Substances 0.000 claims description 4
- 125000000266 alpha-aminoacyl group Chemical group 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 125000000623 heterocyclic group Chemical group 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 3
- 150000001990 dicarboxylic acid derivatives Chemical class 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 3
- 230000000542 thalamic effect Effects 0.000 claims description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 125000005842 heteroatom Chemical group 0.000 claims description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 2
- 238000001990 intravenous administration Methods 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 125000004434 sulfur atom Chemical group 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 description 51
- 238000004458 analytical method Methods 0.000 description 31
- 238000002844 melting Methods 0.000 description 26
- 230000008018 melting Effects 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 26
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 15
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 10
- PWAXUOGZOSVGBO-UHFFFAOYSA-N adipoyl chloride Chemical compound ClC(=O)CCCCC(Cl)=O PWAXUOGZOSVGBO-UHFFFAOYSA-N 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- LVLQKFRSMSHJIE-UHFFFAOYSA-N (2-ethoxyethoxy)acetic acid Chemical compound CCOCCOCC(O)=O LVLQKFRSMSHJIE-UHFFFAOYSA-N 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 238000003776 cleavage reaction Methods 0.000 description 7
- 230000007017 scission Effects 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 229940078547 methylserine Drugs 0.000 description 4
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 4
- RKXVBWUJVGVUDT-UHFFFAOYSA-N 2-[2-[2-(2-chloro-2-oxoethoxy)ethoxy]ethoxy]acetyl chloride Chemical compound ClC(=O)COCCOCCOCC(Cl)=O RKXVBWUJVGVUDT-UHFFFAOYSA-N 0.000 description 3
- DEWCFBXAWLJXSF-UHFFFAOYSA-N 2-[[3-amino-2,4,6-triiodo-5-(methylcarbamoyl)benzoyl]amino]acetic acid Chemical compound CNC(=O)C1=C(I)C(N)=C(I)C(C(=O)NCC(O)=O)=C1I DEWCFBXAWLJXSF-UHFFFAOYSA-N 0.000 description 3
- LQDUOEUIYVUSDD-UHFFFAOYSA-N 3-amino-2,4,6-triiodo-5-[[2-(methylamino)-2-oxoethyl]carbamoyl]benzoic acid Chemical compound CNC(=O)CNC(=O)C1=C(I)C(N)=C(I)C(C(O)=O)=C1I LQDUOEUIYVUSDD-UHFFFAOYSA-N 0.000 description 3
- HQKDXOBEABPTGW-UHFFFAOYSA-N 3-propylsulfanylpropanoic acid Chemical compound CCCSCCC(O)=O HQKDXOBEABPTGW-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- SXYFKXOFMCIXQW-UHFFFAOYSA-N propanedioyl dichloride Chemical compound ClC(=O)CC(Cl)=O SXYFKXOFMCIXQW-UHFFFAOYSA-N 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000007487 urography Methods 0.000 description 3
- 239000004475 Arginine Substances 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical class NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- SMQYOVYWPWASGU-UHFFFAOYSA-N Iocarmic acid Chemical compound OC(=O)C1=C(I)C(C(=O)NC)=C(I)C(NC(=O)CCCCC(=O)NC=2C(=C(C(=O)NC)C(I)=C(C(O)=O)C=2I)I)=C1I SMQYOVYWPWASGU-UHFFFAOYSA-N 0.000 description 2
- UXIGWFXRQKWHHA-UHFFFAOYSA-N Iotalamic acid Chemical compound CNC(=O)C1=C(I)C(NC(C)=O)=C(I)C(C(O)=O)=C1I UXIGWFXRQKWHHA-UHFFFAOYSA-N 0.000 description 2
- AHLPHDHHMVZTML-BYPYZUCNSA-N L-Ornithine Chemical compound NCCC[C@H](N)C(O)=O AHLPHDHHMVZTML-BYPYZUCNSA-N 0.000 description 2
- ODKSFYDXXFIFQN-BYPYZUCNSA-P L-argininium(2+) Chemical compound NC(=[NH2+])NCCC[C@H]([NH3+])C(O)=O ODKSFYDXXFIFQN-BYPYZUCNSA-P 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 description 2
- AHLPHDHHMVZTML-UHFFFAOYSA-N Orn-delta-NH2 Natural products NCCCC(N)C(O)=O AHLPHDHHMVZTML-UHFFFAOYSA-N 0.000 description 2
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- 239000007868 Raney catalyst Substances 0.000 description 2
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 2
- 229910000564 Raney nickel Inorganic materials 0.000 description 2
- IDIDJDIHTAOVLG-VKHMYHEASA-N S-methylcysteine Chemical compound CSC[C@H](N)C(O)=O IDIDJDIHTAOVLG-VKHMYHEASA-N 0.000 description 2
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- 238000002583 angiography Methods 0.000 description 2
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- VVDGWALACJEJKG-UHFFFAOYSA-N iodamide Chemical compound CC(=O)NCC1=C(I)C(NC(C)=O)=C(I)C(C(O)=O)=C1I VVDGWALACJEJKG-UHFFFAOYSA-N 0.000 description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
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- MTCFGRXMJLQNBG-REOHCLBHSA-N (2S)-2-Amino-3-hydroxypropansäure Chemical compound OC[C@H](N)C(O)=O MTCFGRXMJLQNBG-REOHCLBHSA-N 0.000 description 1
- CUGDYSSBTWBKII-LXGUWJNJSA-N (2r,3r,4r,5s)-6-(dimethylamino)hexane-1,2,3,4,5-pentol Chemical compound CN(C)C[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO CUGDYSSBTWBKII-LXGUWJNJSA-N 0.000 description 1
- RLIHXKPTGKETCC-QMMMGPOBSA-N (2s)-2-(benzylazaniumyl)propanoate Chemical compound OC(=O)[C@H](C)NCC1=CC=CC=C1 RLIHXKPTGKETCC-QMMMGPOBSA-N 0.000 description 1
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- 235000013922 glutamic acid Nutrition 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- ZDXPYRJPNDTMRX-UHFFFAOYSA-N glutamine Natural products OC(=O)C(N)CCC(N)=O ZDXPYRJPNDTMRX-UHFFFAOYSA-N 0.000 description 1
- 235000004554 glutamine Nutrition 0.000 description 1
- KWIUHFFTVRNATP-UHFFFAOYSA-N glycine betaine Chemical compound C[N+](C)(C)CC([O-])=O KWIUHFFTVRNATP-UHFFFAOYSA-N 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- HNDVDQJCIGZPNO-UHFFFAOYSA-N histidine Natural products OC(=O)C(N)CC1=CN=CN1 HNDVDQJCIGZPNO-UHFFFAOYSA-N 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 229960004901 iodamide Drugs 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229960000929 iotalamic acid Drugs 0.000 description 1
- AGPKZVBTJJNPAG-UHFFFAOYSA-N isoleucine Natural products CCC(C)C(N)C(O)=O AGPKZVBTJJNPAG-UHFFFAOYSA-N 0.000 description 1
- 229960000310 isoleucine Drugs 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229930182817 methionine Natural products 0.000 description 1
- DQTOZIJNMYYCJE-UHFFFAOYSA-N methyl 3-carbonochloridoyl-5-nitrobenzoate Chemical compound COC(=O)C1=CC(C(Cl)=O)=CC([N+]([O-])=O)=C1 DQTOZIJNMYYCJE-UHFFFAOYSA-N 0.000 description 1
- 150000002780 morpholines Chemical class 0.000 description 1
- 238000009608 myelography Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 description 1
- 125000004193 piperazinyl group Chemical group 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 210000005227 renal system Anatomy 0.000 description 1
- 239000011833 salt mixture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 125000003107 substituted aryl group Chemical group 0.000 description 1
- 231100000048 toxicity data Toxicity 0.000 description 1
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 description 1
- 210000001635 urinary tract Anatomy 0.000 description 1
- 239000004474 valine Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/04—X-ray contrast preparations
- A61K49/0433—X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
- A61K49/0447—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is a halogenated organic compound
- A61K49/0452—Solutions, e.g. for injection
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Indole Compounds (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752505320 DE2505320A1 (de) | 1975-02-03 | 1975-02-03 | Dicarbonsaeurederivate von trijod- isophthalsaeuremonoaminosaeureamiden, verfahren zu ihrer herstellung und ihre verwendung als roentgenkontrastmittel |
| DE19752554148 DE2554148A1 (de) | 1975-11-28 | 1975-11-28 | Dicarbonsaeurederivate von trijod- isophthalsaeuremonoaminosaeureamiden, verfahren zu ihrer herstellung und ihre verwendung als roentgenkontrastmittel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO760327L true NO760327L (fr) | 1976-08-04 |
Family
ID=25768472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO760327*[A NO760327L (fr) | 1975-02-03 | 1976-02-02 |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS51101948A (fr) |
| AT (1) | AT344315B (fr) |
| AU (1) | AU1060776A (fr) |
| DD (1) | DD123313A5 (fr) |
| DK (1) | DK14376A (fr) |
| ES (1) | ES444879A1 (fr) |
| FI (1) | FI760068A (fr) |
| FR (1) | FR2299020A1 (fr) |
| GB (1) | GB1538070A (fr) |
| GR (1) | GR58172B (fr) |
| IL (1) | IL48893A0 (fr) |
| LU (1) | LU74294A1 (fr) |
| NL (1) | NL7601052A (fr) |
| NO (1) | NO760327L (fr) |
| PT (1) | PT64764B (fr) |
| SE (1) | SE7601080L (fr) |
| SU (1) | SU624571A3 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52130923A (en) * | 1976-04-27 | 1977-11-02 | Mallinckrodt Chemical Works | Xxray photographic agent |
| CA1132901A (fr) * | 1978-07-04 | 1982-10-05 | Fridtjov B. Rakli | Agent de contrastage aux rayons x a base d'aniline et tampon dont le ph s'abaisse avec la temperature |
| DE2926428A1 (de) * | 1979-06-28 | 1981-01-08 | Schering Ag | Trijodierte 5-aminoisophthalsaeure- derivate |
| IT1207226B (it) * | 1979-08-09 | 1989-05-17 | Bracco Ind Chimica Spa | Derivati dell'acido 2,4,6-triiodo-isoftalico, metodo per la loro preparazione e mezzi di contrasto che li contengono. |
| IL94718A (en) * | 1989-07-05 | 1994-10-21 | Schering Ag | Non-ionic carboxamide contrast agent and method of preparation |
-
1976
- 1976-01-13 FI FI760068A patent/FI760068A/fi not_active Application Discontinuation
- 1976-01-14 DK DK14376*#A patent/DK14376A/da not_active Application Discontinuation
- 1976-01-22 IL IL48893A patent/IL48893A0/xx unknown
- 1976-01-28 AU AU10607/76A patent/AU1060776A/en not_active Expired
- 1976-01-29 GB GB3512/76A patent/GB1538070A/en not_active Expired
- 1976-01-30 DD DD191043A patent/DD123313A5/xx unknown
- 1976-02-02 GR GR49935A patent/GR58172B/el unknown
- 1976-02-02 PT PT64764A patent/PT64764B/pt unknown
- 1976-02-02 NL NL7601052A patent/NL7601052A/xx not_active Application Discontinuation
- 1976-02-02 AT AT69176A patent/AT344315B/de not_active IP Right Cessation
- 1976-02-02 SU SU762318654A patent/SU624571A3/ru active
- 1976-02-02 LU LU74294A patent/LU74294A1/xx unknown
- 1976-02-02 NO NO760327*[A patent/NO760327L/no unknown
- 1976-02-02 SE SE7601080A patent/SE7601080L/xx unknown
- 1976-02-03 JP JP51010801A patent/JPS51101948A/ja active Pending
- 1976-02-03 ES ES444879A patent/ES444879A1/es not_active Expired
- 1976-02-03 FR FR7602878A patent/FR2299020A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| AT344315B (de) | 1978-07-10 |
| LU74294A1 (fr) | 1976-06-18 |
| GR58172B (en) | 1977-08-22 |
| GB1538070A (en) | 1979-01-10 |
| FI760068A (fr) | 1976-08-04 |
| JPS51101948A (fr) | 1976-09-08 |
| PT64764B (de) | 1977-06-06 |
| PT64764A (de) | 1976-03-01 |
| ES444879A1 (es) | 1977-08-16 |
| IL48893A0 (en) | 1976-03-31 |
| DK14376A (da) | 1976-08-04 |
| SU624571A3 (ru) | 1978-09-15 |
| FR2299020A1 (fr) | 1976-08-27 |
| DD123313A5 (fr) | 1976-12-12 |
| ATA69176A (de) | 1977-11-15 |
| SE7601080L (sv) | 1976-08-04 |
| NL7601052A (nl) | 1976-08-05 |
| AU1060776A (en) | 1977-08-04 |
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