BE691821A - - Google Patents
Info
- Publication number
- BE691821A BE691821A BE691821DA BE691821A BE 691821 A BE691821 A BE 691821A BE 691821D A BE691821D A BE 691821DA BE 691821 A BE691821 A BE 691821A
- Authority
- BE
- Belgium
Links
Classifications
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- 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
- C07D213/62—Oxygen or sulfur atoms
- C07D213/63—One oxygen atom
- C07D213/65—One oxygen atom attached in position 3 or 5
- C07D213/66—One oxygen atom attached in position 3 or 5 having in position 3 an oxygen atom and in each of the positions 4 and 5 a carbon atom bound to an oxygen, sulphur, or nitrogen atom, e.g. pyridoxal
- C07D213/67—2-Methyl-3-hydroxy-4,5-bis(hydroxy-methyl)pyridine, i.e. pyridoxine
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- 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
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
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)
- Pyridine Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR44607A FR4970M (US06724976-20040420-M00002.png) | 1966-01-03 | 1966-01-03 | |
FR87172 | 1966-12-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE691821A true BE691821A (US06724976-20040420-M00002.png) | 1967-05-29 |
Family
ID=26167914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE691821D BE691821A (US06724976-20040420-M00002.png) | 1966-01-03 | 1966-12-27 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE691821A (US06724976-20040420-M00002.png) |
DE (1) | DE1695354B1 (US06724976-20040420-M00002.png) |
ES (1) | ES335167A1 (US06724976-20040420-M00002.png) |
GB (1) | GB1109539A (US06724976-20040420-M00002.png) |
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1966
- 1966-12-27 BE BE691821D patent/BE691821A/xx not_active IP Right Cessation
- 1966-12-29 GB GB5813166A patent/GB1109539A/en not_active Expired
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1967
- 1967-01-02 ES ES0335167A patent/ES335167A1/es not_active Expired
- 1967-01-02 DE DE19671695354 patent/DE1695354B1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
ES335167A1 (es) | 1967-12-01 |
GB1109539A (en) | 1968-04-10 |
DE1695354B1 (de) | 1971-10-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: LABORATOIRES HOUDE Effective date: 19861227 |