EP0215799B1 - Tricyclo [5.2.1.0/2,6] decan/decen-derivate mit funktionalisierter alkyliden-seitenkette und deren verwendung als riechstoffe - Google Patents
Tricyclo [5.2.1.0/2,6] decan/decen-derivate mit funktionalisierter alkyliden-seitenkette und deren verwendung als riechstoffe Download PDFInfo
- Publication number
- EP0215799B1 EP0215799B1 EP86900063A EP86900063A EP0215799B1 EP 0215799 B1 EP0215799 B1 EP 0215799B1 EP 86900063 A EP86900063 A EP 86900063A EP 86900063 A EP86900063 A EP 86900063A EP 0215799 B1 EP0215799 B1 EP 0215799B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- exo
- endo
- derivatives
- tricyclo
- unsaturated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000000126 substance Substances 0.000 title abstract description 10
- DIOQZVSQGTUSAI-NJFSPNSNSA-N decane Chemical class CCCCCCCCC[14CH3] DIOQZVSQGTUSAI-NJFSPNSNSA-N 0.000 title abstract description 3
- 125000001118 alkylidene group Chemical group 0.000 title description 2
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims abstract description 12
- 239000002304 perfume Substances 0.000 claims abstract description 12
- 239000002537 cosmetic Substances 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims description 11
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims description 2
- LPSXSORODABQKT-UHFFFAOYSA-N tetrahydrodicyclopentadiene Chemical class C1C2CCC1C1C2CCC1 LPSXSORODABQKT-UHFFFAOYSA-N 0.000 claims 1
- 150000001728 carbonyl compounds Chemical class 0.000 abstract description 9
- 150000002576 ketones Chemical class 0.000 description 42
- 150000001299 aldehydes Chemical class 0.000 description 30
- 239000003205 fragrance Substances 0.000 description 20
- -1 aliphatic aldehydes Chemical class 0.000 description 13
- 238000002329 infrared spectrum Methods 0.000 description 13
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 12
- 239000003921 oil Substances 0.000 description 11
- KIAPWMKFHIKQOZ-UHFFFAOYSA-N 2-[[(4-fluorophenyl)-oxomethyl]amino]benzoic acid methyl ester Chemical compound COC(=O)C1=CC=CC=C1NC(=O)C1=CC=C(F)C=C1 KIAPWMKFHIKQOZ-UHFFFAOYSA-N 0.000 description 8
- 238000005882 aldol condensation reaction Methods 0.000 description 8
- 238000001819 mass spectrum Methods 0.000 description 8
- 229920006395 saturated elastomer Polymers 0.000 description 8
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 7
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 description 6
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- HSJKGGMUJITCBW-UHFFFAOYSA-N 3-hydroxybutanal Chemical compound CC(O)CC=O HSJKGGMUJITCBW-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 239000001361 adipic acid Substances 0.000 description 6
- 235000011037 adipic acid Nutrition 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- 150000001298 alcohols Chemical class 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 238000006467 substitution reaction Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 4
- 239000012230 colorless oil Substances 0.000 description 4
- 238000007037 hydroformylation reaction Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 150000003138 primary alcohols Chemical class 0.000 description 4
- 150000003333 secondary alcohols Chemical class 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000012280 lithium aluminium hydride Substances 0.000 description 3
- AFFLGGQVNFXPEV-UHFFFAOYSA-N n-decene Natural products CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 150000004808 allyl alcohols Chemical class 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 235000012907 honey Nutrition 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- XNLICIUVMPYHGG-UHFFFAOYSA-N pentan-2-one Chemical compound CCCC(C)=O XNLICIUVMPYHGG-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 description 1
- 125000006527 (C1-C5) alkyl group Chemical group 0.000 description 1
- AZUYLZMQTIKGSC-UHFFFAOYSA-N 1-[6-[4-(5-chloro-6-methyl-1H-indazol-4-yl)-5-methyl-3-(1-methylindazol-5-yl)pyrazol-1-yl]-2-azaspiro[3.3]heptan-2-yl]prop-2-en-1-one Chemical compound ClC=1C(=C2C=NNC2=CC=1C)C=1C(=NN(C=1C)C1CC2(CN(C2)C(C=C)=O)C1)C=1C=C2C=NN(C2=CC=1)C AZUYLZMQTIKGSC-UHFFFAOYSA-N 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- 241001136792 Alle Species 0.000 description 1
- 0 CCC(CC)[C@@]1[C@@](CC2C3)[C@]2[C@@]3*1 Chemical compound CCC(CC)[C@@]1[C@@](CC2C3)[C@]2[C@@]3*1 0.000 description 1
- 244000178870 Lavandula angustifolia Species 0.000 description 1
- 235000010663 Lavandula angustifolia Nutrition 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 240000000513 Santalum album Species 0.000 description 1
- 235000008632 Santalum album Nutrition 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- METKIMKYRPQLGS-UHFFFAOYSA-N atenolol Chemical compound CC(C)NCC(O)COC1=CC=C(CC(N)=O)C=C1 METKIMKYRPQLGS-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- MYUWZTRYQGERCY-UHFFFAOYSA-N deca-2,6-diene Chemical compound CCCC=CCCC=CC MYUWZTRYQGERCY-UHFFFAOYSA-N 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- OTGHWLKHGCENJV-UHFFFAOYSA-N glycidic acid Chemical group OC(=O)C1CO1 OTGHWLKHGCENJV-UHFFFAOYSA-N 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- 239000001102 lavandula vera Substances 0.000 description 1
- 235000018219 lavender Nutrition 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/0061—Essential oils; Perfumes compounds containing a six-membered aromatic ring not condensed with another ring
Definitions
- GB-OS 2020277 describes the aldol condensation of this aldehyde 3 with aliphatic aldehydes which lead to the unsaturated tricyclodecene-aldehydes 4 in the side chain with the exo arrangement of the functionalized ones Side chain and endo link at C-2 and C-6 leads, the dashed line means an optional double bond at C-4.
- These aldehydes 4 have odor notes from Wood type with secondary notes of iris root and honey and can be used as fragrances.
- the tricyclodecane / decene derivatives according to the general formula A with a functionalized alkylidene side chain are new and nothing has been known about their olfactory properties.
- the aldehydes and ketones covered by this formula A differ fundamentally from all known aldehydes and ketones in that they are ⁇ , Y-unsaturated with respect to the carbonyl group, that is to say the CC double bond in the side chain is deconjugated to the carbonyl group and no longer, as in the known compounds, is conjugated.
- the associated shift of the double bond in the side chain is the same for the associated primary and secondary alcohols.
- the derivatives A according to the invention are notable for high stability compared to the known compounds.
- the known aldehydes and ketones are both sensitive to acid and sensitive to oxidation, which is probably related to the fact that the known aldehydes and ketones are to be regarded as the direct reaction product of an aldol condensation and the aldol condensation is a normally reversible reaction, i.e. is in equilibrium with an aldol cleavage.
- the aldehydes and ketones according to the formula A according to the invention are not a direct reaction product of an aldol condensation and are also not subject to the aldol cleavage.
- the derivatives A according to the invention also meet all other requirements for a fragrance. They can be produced inexpensively with constant quality, and their fragrance notes are also very intense and are such that an addition of relatively small amounts of the derivatives A z according to the invention is already possible. B. to perfume oils has a significantly improving effect. Overall, the derivatives A according to the invention thus represent very valuable odoriferous substances. In addition, however, they are also well suited as aroma substances or as constituents of aroma concentrates for foodstuffs and luxury foods or animal feeds.
- the ⁇ , ⁇ -unsaturated aldehydes or ketones with the same substituents R 1 and R 2 and R a to R d are expediently used, some of which are known or can be prepared analogously to the known compounds.
- acidic catalysts preferably adipic acid
- favored by increasing the temperature e.g. with slow vacuum distillation in the presence of adipic acid
- the ring system of the derivatives A according to the invention may be unsaturated or saturated, may have additional methyl substituents and may also be in the endo form or exo form.
- the tricyclodecene derivatives unsaturated and not methyl-substituted in the ring system according to formula A are prepared starting from the unsaturated tricyclodecene aldehyde 8, which in a known manner from endodicyclopentadiene (endo-1) or exodicyclopentadiene (exo-1) is formed by selective hydroformylation and is used either in its endo form (endo-8) or in its exo form (exo-8).
- the aldehyde endo-8 and exo-8 are aldol condensed with lower aliphatic Aldehydes or ketones form the ⁇ , ⁇ -unsaturated derivatives endo-9 or exo-9, which are converted into the aldehydes or ketones endo-10 or exo-10 according to the invention by deconjugation.
- the aldehydes or ketones endo-10 or exo-10 can optionally be reduced to the primary or secondary alcohols endo-11 or exo-11, which are also according to the invention.
- the hydroformylation of the dicyclopentadiene endo-1 or exo-1 can also be carried out in such a way that instead of the aldehyde 8 unsaturated in the ring system, the tricyclodecane aldehyde 7 saturated in the ring system is formed.
- This saturated aldehyde 7, which is also used again in its endo form or in its exo form can be condensed analogously to the aldehyde 8 to the ⁇ , ⁇ -unsaturated carbonyl compounds 12, from which the ⁇ , Y-unsaturated carbonyl compounds according to the invention are formed by deconjugation, which in turn, if necessary, reduces them to the ⁇ , y-unsaturated alcohols 14 likewise according to the invention will.
- the non-methyl-substituted tricyclodecane derivatives which are saturated in the ring system can be prepared in accordance with the formula A.
- methyl-substituted dicyclopentadiene is obtained by selective hydroformylation either in the methylated and unsaturated tricyclodecene aldehyde 15 in the ring system or in the methylated and in the ring system saturated tricyclodecane aldehyde 19 implemented.
- the a, ⁇ -unsaturated carbonyl compounds 16 or 20 can be prepared by aldol condensation, from which the ⁇ , Y-unsaturated carbonyl compounds 17 or 21 according to the invention are obtained by deconjugation and the ⁇ , vT-unsaturated alcohols 18 or 22 likewise according to the invention are subsequently obtained .
- the derivatives 13, 14, 17, 18, 21 and 22 according to the invention are, as has been described for the derivatives 10 and 1.1, in their endo form or in their exo form, depending on whether the ( possibly methyl-substituted) dicyclopentadiene was used in the endo form or the exo form.
- all derivatives A according to the invention have, in addition to this predetermined 2,6-endo / exo isomerism, also a cis / trans isomerism on the ⁇ , Y-permanent double bond (9,1'-Z and 9,1 '-E), whereby it depends on the conditions of the individual case whether during deconjugation essentially only one of the cis / trans isomers is formed or both of these isomers are obtained.
- the cis / trans isomers of the derivatives A according to the invention have similar and valuable smell properties, whereas the 2,6-endo / exo isomers of the same C-9 substitution differ in smell from one another, as is also the case with the known a, ⁇ -unsaturated ones Compounds of the same C-9 substitution were observed. Otherwise, the 2,6-endo / exo isomers of the same C-9 substitution also differ in each case in their gas-chromatic retention behavior, while their IR spectra, 1 H-NMR spectra and mass spectra are each very similar.
- Table 1 shows some of the derivatives for the production of the derivatives according to the invention
- Formula A is compiled into the lower aliphatic aldehydes or ketones used in the aldol condensation, and at the same time the particular type of substitution that results in each case (ie the specifically resulting substituents R 1 and R 2 ) is indicated.
- the ketone exo-9c obtained according to Example 3a was mixed with 1 g of adipic acid and stirred for 1 hour at 60 ° C. under a nitrogen atmosphere. Partial deconjugation occurred.
- Mass spectrum (main peak): m / z (%) 230 (4, M + ), 164 (46), 159 (21), 144 (6), 117 (8), 93 (62), 77 (26).
- Mass spectrum (main peak): m / z (%) 218 (M + , 11), 203 (2), 173 (26), 152 (12), 145 (5), 134 (10), 131 (11), 119 (10), 117 (9), 108 (45), 107 (100), 91 (72), 81 (55), 79 (73), 67 (85).
- This perfume oil has a fresh, spicy fragrance with distinctive lavender aspects.
- 70 parts of the ketone exo-1 Oc are added, a new, spicy-herb fragrance complex is created with great harmony and charisma.
- the fruity-woody character of this mixture is rounded off by adding 150 parts of the alcohol exo-11 d in a very desired manner, with a soft-woody tonality occurring at the same time.
- the alternative addition of 150 parts of the alcohol endo-11 d also results in a rounding-off, whereby at the same time a soft, flowery tonality emerges.
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Fats And Perfumes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3446232 | 1984-12-19 | ||
| DE3446232 | 1984-12-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0215799A1 EP0215799A1 (de) | 1987-04-01 |
| EP0215799B1 true EP0215799B1 (de) | 1988-08-24 |
Family
ID=6253148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP86900063A Expired EP0215799B1 (de) | 1984-12-19 | 1985-12-16 | Tricyclo [5.2.1.0/2,6] decan/decen-derivate mit funktionalisierter alkyliden-seitenkette und deren verwendung als riechstoffe |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0215799B1 (https=) |
| JP (1) | JPS62501149A (https=) |
| DE (1) | DE3564564D1 (https=) |
| WO (1) | WO1986003737A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10144816A1 (de) * | 2001-09-12 | 2003-03-27 | Dragoco Gerberding Co Ag | Duft-und Aromastoff |
| US10767004B1 (en) | 2020-01-13 | 2020-09-08 | Dairen Chemical Corporation | Tricyclodecane dimethanol composition and uses thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1416209A (fr) * | 1964-04-16 | 1965-10-29 | Norda Essential Oil & Chemical | Dérivés oxygénés de dicyclodiène |
| US4057515A (en) * | 1969-02-04 | 1977-11-08 | N.V. Chemische Fabriek "Naarden" | Perfume compositions |
| JPS6039256B2 (ja) * | 1978-05-04 | 1985-09-05 | 花王株式会社 | 三環式α,β−不飽和アルデヒド |
| JPS54148768A (en) * | 1978-05-10 | 1979-11-21 | Kao Corp | Novel tricyclic alpha,beta-unsaturated ketone |
| DE3303893C2 (de) * | 1983-02-05 | 1985-01-24 | Dragoco Gerberding & Co Gmbh, 3450 Holzminden | 2,6-Exo-konfigurierte Tricyclo[5.2.1.0↑2↑↑,↑↑6↑]decan-Derivate mit funktionalisierter Seitenkette an C-9 und ihre Verwendung als Riechstoffe |
-
1985
- 1985-12-16 WO PCT/DE1985/000531 patent/WO1986003737A1/de not_active Ceased
- 1985-12-16 EP EP86900063A patent/EP0215799B1/de not_active Expired
- 1985-12-16 DE DE8686900063T patent/DE3564564D1/de not_active Expired
- 1985-12-16 JP JP61500440A patent/JPS62501149A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62501149A (ja) | 1987-05-07 |
| JPH0471895B2 (https=) | 1992-11-16 |
| EP0215799A1 (de) | 1987-04-01 |
| DE3564564D1 (en) | 1988-09-29 |
| WO1986003737A1 (fr) | 1986-07-03 |
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