DE2109602C3 - Alkali-epicatechin-2-sulfonate und Verfahren zur Herstellung von Epicatechin-2-sulfonsäuren und von deren Alkali-, Calcium-, Magnesium-, oder Ammoniumsalzen - Google Patents
Alkali-epicatechin-2-sulfonate und Verfahren zur Herstellung von Epicatechin-2-sulfonsäuren und von deren Alkali-, Calcium-, Magnesium-, oder AmmoniumsalzenInfo
- Publication number
- DE2109602C3 DE2109602C3 DE19712109602 DE2109602A DE2109602C3 DE 2109602 C3 DE2109602 C3 DE 2109602C3 DE 19712109602 DE19712109602 DE 19712109602 DE 2109602 A DE2109602 A DE 2109602A DE 2109602 C3 DE2109602 C3 DE 2109602C3
- Authority
- DE
- Germany
- Prior art keywords
- epicatechin
- alkali
- water
- magnesium
- calcium
- 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
- 239000003513 alkali Substances 0.000 title claims description 12
- 238000000034 method Methods 0.000 title claims description 8
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims description 7
- 239000011777 magnesium Substances 0.000 title claims description 7
- 229910052749 magnesium Inorganic materials 0.000 title claims description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 title claims description 5
- 239000011575 calcium Substances 0.000 title claims description 5
- 229910052791 calcium Inorganic materials 0.000 title claims description 5
- 150000001447 alkali salts Chemical class 0.000 title claims description 3
- 150000003863 ammonium salts Chemical class 0.000 title claims description 3
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- PFTAWBLQPZVEMU-DZGCQCFKSA-N (+)-catechin Chemical compound C1([C@H]2OC3=CC(O)=CC(O)=C3C[C@@H]2O)=CC=C(O)C(O)=C1 PFTAWBLQPZVEMU-DZGCQCFKSA-N 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- ADRVNXBAWSRFAJ-UHFFFAOYSA-N catechin Natural products OC1Cc2cc(O)cc(O)c2OC1c3ccc(O)c(O)c3 ADRVNXBAWSRFAJ-UHFFFAOYSA-N 0.000 description 11
- 235000005487 catechin Nutrition 0.000 description 11
- 239000000243 solution Substances 0.000 description 11
- 235000012734 epicatechin Nutrition 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 238000010992 reflux Methods 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 8
- -1 bromoacetyl Chemical class 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 229930013915 (+)-catechin Natural products 0.000 description 7
- 235000007219 (+)-catechin Nutrition 0.000 description 7
- 229950001002 cianidanol Drugs 0.000 description 7
- 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 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- PFTAWBLQPZVEMU-UKRRQHHQSA-N (-)-epicatechin Chemical compound C1([C@H]2OC3=CC(O)=CC(O)=C3C[C@H]2O)=CC=C(O)C(O)=C1 PFTAWBLQPZVEMU-UKRRQHHQSA-N 0.000 description 5
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 5
- 150000001765 catechin Chemical class 0.000 description 5
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 5
- PFTAWBLQPZVEMU-ZFWWWQNUSA-N (+)-epicatechin Natural products C1([C@@H]2OC3=CC(O)=CC(O)=C3C[C@@H]2O)=CC=C(O)C(O)=C1 PFTAWBLQPZVEMU-ZFWWWQNUSA-N 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 4
- LPTRNLNOHUVQMS-UHFFFAOYSA-N epicatechin Natural products Cc1cc(O)cc2OC(C(O)Cc12)c1ccc(O)c(O)c1 LPTRNLNOHUVQMS-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- IKGXIBQEEMLURG-NVPNHPEKSA-N rutin Chemical compound O[C@@H]1[C@H](O)[C@@H](O)[C@H](C)O[C@H]1OC[C@@H]1[C@@H](O)[C@H](O)[C@@H](O)[C@H](OC=2C(C3=C(O)C=C(O)C=C3OC=2C=2C=C(O)C(O)=CC=2)=O)O1 IKGXIBQEEMLURG-NVPNHPEKSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000002211 ultraviolet spectrum Methods 0.000 description 4
- 229930013783 (-)-epicatechin Natural products 0.000 description 3
- 235000007355 (-)-epicatechin Nutrition 0.000 description 3
- JMGZEFIQIZZSBH-UHFFFAOYSA-N Bioquercetin Natural products CC1OC(OCC(O)C2OC(OC3=C(Oc4cc(O)cc(O)c4C3=O)c5ccc(O)c(O)c5)C(O)C2O)C(O)C(O)C1O JMGZEFIQIZZSBH-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- IVTMALDHFAHOGL-UHFFFAOYSA-N eriodictyol 7-O-rutinoside Natural products OC1C(O)C(O)C(C)OC1OCC1C(O)C(O)C(O)C(OC=2C=C3C(C(C(O)=C(O3)C=3C=C(O)C(O)=CC=3)=O)=C(O)C=2)O1 IVTMALDHFAHOGL-UHFFFAOYSA-N 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- FDRQPMVGJOQVTL-UHFFFAOYSA-N quercetin rutinoside Natural products OC1C(O)C(O)C(CO)OC1OCC1C(O)C(O)C(O)C(OC=2C(C3=C(O)C=C(O)C=C3OC=2C=2C=C(O)C(O)=CC=2)=O)O1 FDRQPMVGJOQVTL-UHFFFAOYSA-N 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 235000005493 rutin Nutrition 0.000 description 3
- ALABRVAAKCSLSC-UHFFFAOYSA-N rutin Natural products CC1OC(OCC2OC(O)C(O)C(O)C2O)C(O)C(O)C1OC3=C(Oc4cc(O)cc(O)c4C3=O)c5ccc(O)c(O)c5 ALABRVAAKCSLSC-UHFFFAOYSA-N 0.000 description 3
- 229960004555 rutoside Drugs 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 102000000634 Cytochrome c oxidase subunit IV Human genes 0.000 description 2
- 108050008072 Cytochrome c oxidase subunit IV Proteins 0.000 description 2
- 241000700159 Rattus Species 0.000 description 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 210000004185 liver Anatomy 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000003495 polar organic solvent Substances 0.000 description 2
- OVARTBFNCCXQKS-UHFFFAOYSA-N propan-2-one;hydrate Chemical compound O.CC(C)=O OVARTBFNCCXQKS-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 239000011877 solvent mixture Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 150000003460 sulfonic acids Chemical class 0.000 description 2
- 208000019553 vascular disease Diseases 0.000 description 2
- 229930013799 (-)-catechin Natural products 0.000 description 1
- 235000007331 (-)-catechin Nutrition 0.000 description 1
- PFTAWBLQPZVEMU-HIFRSBDPSA-N (-)-catechin Chemical compound C1([C@@H]2OC3=CC(O)=CC(O)=C3C[C@H]2O)=CC=C(O)C(O)=C1 PFTAWBLQPZVEMU-HIFRSBDPSA-N 0.000 description 1
- GZCWLCBFPRFLKL-UHFFFAOYSA-N 1-prop-2-ynoxypropan-2-ol Chemical compound CC(O)COCC#C GZCWLCBFPRFLKL-UHFFFAOYSA-N 0.000 description 1
- 102000013563 Acid Phosphatase Human genes 0.000 description 1
- 108010051457 Acid Phosphatase Proteins 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical class [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 125000000218 acetic acid group Chemical class C(C)(=O)* 0.000 description 1
- PQLVXDKIJBQVDF-UHFFFAOYSA-N acetic acid;hydrate Chemical compound O.CC(O)=O PQLVXDKIJBQVDF-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical class BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000005997 bromomethyl group Chemical class 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- CXQWRCVTCMQVQX-UHFFFAOYSA-N cis-dihydroquercetin Natural products O1C2=CC(O)=CC(O)=C2C(=O)C(O)C1C1=CC=C(O)C(O)=C1 CXQWRCVTCMQVQX-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 210000002808 connective tissue Anatomy 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006345 epimerization reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- SBZWTSHAFILOTE-UHFFFAOYSA-N leucocyanidin Chemical compound OC1C(O)C2=C(O)C=C(O)C=C2OC1C1=CC=C(O)C(O)=C1 SBZWTSHAFILOTE-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000006178 methyl benzyl group Chemical class 0.000 description 1
- 125000002496 methyl group Chemical class [H]C([H])([H])* 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 239000008363 phosphate buffer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- DJEHXEMURTVAOE-UHFFFAOYSA-M potassium bisulfite Chemical compound [K+].OS([O-])=O DJEHXEMURTVAOE-UHFFFAOYSA-M 0.000 description 1
- 229940099427 potassium bisulfite Drugs 0.000 description 1
- 235000010259 potassium hydrogen sulphite Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 125000004309 pyranyl group Chemical group O1C(C=CC=C1)* 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 210000003752 saphenous vein Anatomy 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
- A61K31/35—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having six-membered rings with one oxygen as the only ring hetero atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
- C07D311/16—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 7
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/20—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 hydrogenated in the hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH380970A CH514574A (fr) | 1970-03-13 | 1970-03-13 | Procédé de fabrication de sels des acides épicatéchine sulfoniques-2 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2109602A1 DE2109602A1 (de) | 1971-09-30 |
| DE2109602B2 DE2109602B2 (de) | 1980-06-12 |
| DE2109602C3 true DE2109602C3 (de) | 1981-04-02 |
Family
ID=4263921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712109602 Expired DE2109602C3 (de) | 1970-03-13 | 1971-02-25 | Alkali-epicatechin-2-sulfonate und Verfahren zur Herstellung von Epicatechin-2-sulfonsäuren und von deren Alkali-, Calcium-, Magnesium-, oder Ammoniumsalzen |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5622867B1 (cg-RX-API-DMAC7.html) |
| CH (1) | CH514574A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2109602C3 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2085699B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1303597A (cg-RX-API-DMAC7.html) |
| NL (1) | NL7103205A (cg-RX-API-DMAC7.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4255336A (en) * | 1977-11-25 | 1981-03-10 | Ciba-Geigy Corporation | Process for the preparation of O-substituted derivatives of (+)-cyanidan-3-01 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3270003A (en) * | 1964-08-07 | 1966-08-30 | Rayonier Inc | Iron complexed sulfonated polyflavonoids and their preparation |
-
1970
- 1970-03-13 CH CH380970A patent/CH514574A/fr not_active IP Right Cessation
-
1971
- 1971-02-25 DE DE19712109602 patent/DE2109602C3/de not_active Expired
- 1971-03-05 FR FR7107755A patent/FR2085699B1/fr not_active Expired
- 1971-03-10 NL NL7103205A patent/NL7103205A/xx not_active Application Discontinuation
- 1971-03-13 JP JP1401571A patent/JPS5622867B1/ja active Pending
- 1971-04-19 GB GB2240571A patent/GB1303597A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2109602A1 (de) | 1971-09-30 |
| FR2085699B1 (cg-RX-API-DMAC7.html) | 1974-09-27 |
| CH514574A (fr) | 1971-10-31 |
| FR2085699A1 (cg-RX-API-DMAC7.html) | 1971-12-31 |
| NL7103205A (cg-RX-API-DMAC7.html) | 1971-09-15 |
| GB1303597A (cg-RX-API-DMAC7.html) | 1973-01-17 |
| JPS5622867B1 (cg-RX-API-DMAC7.html) | 1981-05-27 |
| DE2109602B2 (de) | 1980-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2858042C2 (de) | Rechtsdrehendes Isomer eines asymmetrischen Spirohydantoins sowie der Basensalze hiervon und ihre Verwendung | |
| DE1645971C3 (de) | (lndazol-3-yl)-oxyessigsäurederivate, Verfahren zu ihrer Herstellung und Mittel mit entzündungshemmender Wirkung | |
| DE3033897C2 (cg-RX-API-DMAC7.html) | ||
| DE3033895A1 (de) | Psoralene, verfahren zu deren herstellung und diese enthaltende pharmazeutische praeparate | |
| DE2109602C3 (de) | Alkali-epicatechin-2-sulfonate und Verfahren zur Herstellung von Epicatechin-2-sulfonsäuren und von deren Alkali-, Calcium-, Magnesium-, oder Ammoniumsalzen | |
| DE2651773A1 (de) | Neue derivate des daunorubicins, ihre herstellung und die sie enthaltenden zusammensetzungen | |
| CH621780A5 (cg-RX-API-DMAC7.html) | ||
| DE69024193T2 (de) | Ascorbinsäure-derivate | |
| DE2253914C3 (de) | Chromon-3-acrylsaeuren, verfahren zu ihrer herstellung sowie diese verbindung enthaltende arzneimittel | |
| DE2329745C2 (de) | Arzneimittel gegen Viren der Picorna-Gruppe | |
| DE2602314B2 (de) | Verfahren zur herstellung von reinem diosmin | |
| DD242405A5 (de) | Verfahren zur herstellung einer neuen kristallinen form eines benzothlazindioxid-salzes | |
| DE1670377C3 (de) | Verfahren zur Herstellung von Rifamycinderivaten | |
| CH640247A5 (de) | Steroid-spiro-oxazolidone und verfahren zu ihrer herstellung. | |
| DE1493618A1 (de) | Cumarinderivate und ein Verfahren zu ihrer Herstellung | |
| DE2251872C3 (de) | Salze des N- [(5-Carboxy-methoxy-2-phenyl-ybenzopyron-7-yl)-oxyacetyl] -tetrahydropapaverins, Verfahren zu ihrer Herstellung und diese enthaltende Arzneimittel | |
| DE2351292C3 (de) | 2,10-Dichlor-6-äthoxycarbonyl-12-methyl-12H-dibenzo[d,g][1,3]dioxocin und Verfahren zu dessen Herstellung sowie diese Verbindung enthaltende Arzneimittel | |
| DE3104785A1 (de) | Basische ether der 4-hydroxy-benzophenone, die als (beta)-blocker wirksam sind, und verfahren zu ihrer herstellung | |
| DE2247828A1 (de) | Sulfamoyl-anthranilsaeuren und verfahren zu ihrer herstellung | |
| DE2060205A1 (de) | Antibiotisch wirksame Dibenzofuranderivate und Verfahren zu deren Herstellung | |
| DE2311020A1 (de) | Substituierte benzoesaeuren und arzneimittel | |
| AT218017B (de) | Verfahren zur Herstellung von Ketonen des 4-Hydroxy-cumarins | |
| DE957123C (de) | Verfahren zur Herstellung von Thioabkoemmlingen der Colchiceine | |
| EP0007347A1 (de) | Lipidsenkende Alkylenglykolderivate und Verfahren zu ihrer Herstellung. | |
| DE2357778C3 (de) | Neue Ester von 21-Mercaptosteroiden, Verfahren zu deren Herstellung und diese enthaltende pharmazeutische Zubereitungen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: ZUMSTEIN SEN., F., DR. ASSMANN, E., DIPL.-CHEM. DR.RER.NAT. KOENIGSBERGER, R., DIPL.-CHEM. DR.RER.NAT. ZUMSTEIN JUN., F., DIPL.-CHEM. DR.RER.NAT. KLINGSEISEN, F., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |