WO1991011434A1 - Derive de bicyclolactame - Google Patents
Derive de bicyclolactame Download PDFInfo
- Publication number
- WO1991011434A1 WO1991011434A1 PCT/JP1991/000116 JP9100116W WO9111434A1 WO 1991011434 A1 WO1991011434 A1 WO 1991011434A1 JP 9100116 W JP9100116 W JP 9100116W WO 9111434 A1 WO9111434 A1 WO 9111434A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- group
- compound
- bicyclolactam
- substituent
- lower alkoxy
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms 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
- C07D215/20—Oxygen atoms
- C07D215/22—Oxygen atoms attached in position 2 or 4
- C07D215/227—Oxygen atoms attached in position 2 or 4 only one oxygen atom which is attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/30—Indoles; Hydrogenated indoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to carbon atoms of the hetero ring
- C07D209/32—Oxygen atoms
- C07D209/34—Oxygen atoms in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/44—Iso-indoles; Hydrogenated iso-indoles
- C07D209/46—Iso-indoles; Hydrogenated iso-indoles with an oxygen atom in position 1
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/52—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring condensed with a ring other than six-membered
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/04—Ortho- or peri-condensed ring systems
Definitions
- the present invention relates to a novel compound, a bicyclolactam derivative.
- the compound of the present invention has a cerebral function improving action, a cerebral metabolic activation / protection action, and an antisenile dementia action. .
- An object of the present invention is to provide a novel bicyclolactam derivative which is extremely useful as a therapeutic agent for such senile dementia, that is, a brain function improving agent and a brain metabolism activating / protecting agent.
- the present invention has the general formula
- R represents a halogen atom, a lower alkyl group, a lower alkoxy group, a nitro group, a cyano group or a benzoyl group which may have an amino group as a substituent.
- m represents 0 or 1
- n represents 0, 1 or 2. However, the case where m and n are 0 at the same time is excluded.
- the bicyclolactam derivative represented by the general formula (1) includes a stereoisomer based on a bicyclo ring. There are optical isomers based on isomers and asymmetric carbon atoms, but the present invention includes both isomers. ⁇ '
- the halogen atom which is a substituent of the benzoyl group represented by R is fluorine, chlorine, bromine, iodine, etc.
- the lower alkyl group is a linear or branched alkyl group having 1 to 6 carbon atoms.
- Preferred are, for example, methyl, ethyl, n-propyl propyl, isopropyl, n-butyl, isobutyl, sec-butyl, tert-butyl, pentyl, isopentyl, .hexyl group and the like.
- 6 straight-chain or branched alkoxy groups are preferred, for example, methoxy, ethoxy, n-propoxy, isopropoxy, n-butoxy, isobutoxy, sec-butoxy, tert-butoxy, pentyloxy, isopentyloxy And a hexyloxy group.
- the number of substituents is :! It is preferable that the number is 3 to 3.
- R is a benzoyl group having a lower alkoxy group or an amino group as a substituent, ⁇ is 1 or 2, m is 0 or 1, and n is 0 or 2.
- R is a benzoyl group having a lower alkoxy group as a substituent, and when is 1, m is 0, n is 2, or when is 2, a compound in which m is 1 and n is 0 is more preferable. preferable.
- the compound of the general formula (1) of the present invention has excellent cerebral function improving action, cerebral metabolism activating / protecting action and anti-senile dementia action.
- the present invention provides a cerebral function improving agent and a brain metabolism activating / protecting agent containing an effective amount of the compound of the above general formula (1) and a pharmacologically acceptable carrier.
- the present invention also provides a method for improving brain function and activating / protecting brain metabolism, which comprises administering an effective amount of the compound represented by the general formula (1) to a patient.
- the compound of the above general formula (1) has the following pharmacological action.
- the compound of the present invention can be used not only as a medicament in the treatment of intellectual weakness or nervous breakdown, memory loss, senility or intellectual fatigue, cerebral vascular dementia, sequelae of cerebral disorders and Alzheimer's dementia, It is useful as other cerebral function improving drugs and cerebral metabolic activity * protective drugs.
- the bicyclolactam derivative (1) in the present invention is synthesized, for example, according to the following reaction scheme.
- the bicyclolactam compound (2) is a known compound, and is described in the Journal of American Chemical Society, 77, 409 (1955), Pharmaceutical Journal, 84> 674 (1964), Journal of Chemical Society Perkin Transactions I 11, 2563 ( 1982).
- the compound of the present invention represented by the general formula (1) is obtained by reacting the bicyclolactam compound (2) with a lipogen (3) in the presence of a base in a suitable solvent.
- the solvent is not particularly limited as long as it does not take part in the reaction.
- halogenated hydrocarbons such as dichloromethane, chloroform, ethers such as tyl ether and tetrahydrofuran, and aromatics such as benzene and toluene.
- Aprotic polar solvents such as aromatic hydrocarbons, N, N-dimethylformamide, and dimethylsulfoxide can be used.
- the compound (2) and the halide (3) are used in an amount of 0.5 to 2 times, preferably equimolar, the halide (3) with respect to the compound (2).
- Examples of the base include organic amines such as triethylthemine, pyridine and 4-dimethylaminopyridine, and inorganic bases such as sodium hydride and sodium amide.
- the amount of the base to be used is 0.5 to 2 moles, preferably 1 mole, relative to Compound (2).
- the reaction temperature is 0 to: 150 ° C, preferably 50 to: LOO.
- the reaction is completed for 1 to 48 hours, preferably 2 to 12 hours.
- the compound of the present invention can be purified and isolated by known methods such as extraction, distillation, recrystallization, gas or column chromatography.
- compositions for administering the compound of the present invention for the treatment of intellectual or nervous weakness, memory loss, senility or intellectual fatigue and Alzheimer's dementia include, for example, oral preparations, injections, suppositories. These dosage forms can be produced by conventional methods known to those skilled in the art.
- an excipient and, if necessary, a binder, a disintegrant, a lubricant, a coloring agent, a flavoring agent, a flavoring agent, and the like are added to the compound of the present invention, and then a conventional method is used.
- a binder, a disintegrant, a lubricant, a coloring agent, a flavoring agent, a flavoring agent, and the like are added to the compound of the present invention, and then a conventional method is used.
- a conventional method is used.
- tablets, granules, powders, capsules and the like can be produced.
- Such additives may be those commonly used in the art, such as lactose, sucrose, sodium chloride, glucose, starch, calcium carbonate, kaolin, microcrystalline cellulose, silica Water, ethanol, propanol, simple syrup, glucose solution, starch solution, gelatin solution, carboxymethylcellulose, hydroxypropylcellulose, hydroxypropylstarch, methylcellulose, ethylcellulose, shellac, Calcium phosphate, polyvinyl viridone, etc .; disintegrants: dry starch, sodium alginate, powdered agar, sodium bicarbonate, calcium carbonate, sodium lauryl sulfate, monostearic acid, glyceride, lactose, etc.
- an oral liquid preparation an oral liquid, a syrup, an elixir, etc. can be produced by a conventional method by adding a flavoring agent, a buffer, a stabilizer, a deodorant, etc. to the compound of the present invention.
- the flavoring agent in this case include those mentioned in the above; sodium citrate or the like as a buffer; and tragacanth, arabic gum, or gelatin as a stabilizer.
- a PH regulator, buffer, stabilizer, isotonic agent, local anesthetic, etc. are added to the compound of the present invention, and a subcutaneous, intramuscular, or intravenous injection is prepared by a conventional method. It can be manufactured.
- the pH adjusting agent and the buffer include sodium citrate, sodium acetate, and sodium phosphate.
- the stabilizer include sodium bisulfite, EDTA, thioglycolic acid, and thiolactic acid.
- Local anesthetics include proforce hydrochloride, lidocaine hydrochloride, and the like.
- the compound of the present invention may contain a pharmaceutical carrier known in the art, such as polyethylene glycol, lano: phosphorus, cocoa butter, a fatty acid tridaliceride, and the like. After adding a surfactant such as described above, it can be produced by a conventional method.
- a pharmaceutical carrier known in the art, such as polyethylene glycol, lano: phosphorus, cocoa butter, a fatty acid tridaliceride, and the like.
- the amount of the compound of the present invention to be incorporated in each of the above-mentioned dosage unit forms is not fixed depending on the symptoms of the patient to which the present invention is applied or its dosage form.
- the dosage is preferably 300 mg, about 1 to 50 mg for injections, and about 1 to 200 mg for suppositories.
- the daily dose of the drug having the above-mentioned dosage form varies depending on the patient's condition, body weight, age, sex, etc. and cannot be determined unconditionally, but is usually about 0.5 to L000 mg per day for an adult, preferably 1 to 1 per day.
- the dose may be 500 mg, preferably in 1 to 4 divided doses.
- the mixture was heated and refluxed for 24 hours, cooled, extracted with ether, and the obtained ether layer was added with 5% aqueous sodium hydroxide solution and stirred, and the aqueous layer was acidified with 10% hydrochloric acid, and extracted with ethyl acetate.
- the organic layer was dried over anhydrous magnesium sulfate, the residue obtained after evaporation of the solvent was dissolved in 150 m of ethanol, and concentrated sulfuric acid ⁇ ⁇ was added, and the reaction mixture was heated under reflux for 14 hours. Leaving, drunk acid ethyl In addition, washing with 10% hydroxide Ihinatoriumu solution And dried over anhydrous magnesium sulfate.
- 2-azabicyclo- [3.4.0] -nonan-3-one was prepared by applying the synthesis method of Pharmaceutical Journal, 84. 674 (1964). That is, the same reaction as in Example 3 was carried out using ethyl 2-cyclohexyl hexyl acetate as a starting material to obtain 2-azabicyclo-1- [3.4.0] -nonan-3-one as a target product.
- Example 12 Using a known substance, 3-azabicyclo- [3.4.0] -nonan-2-one [Journal of Chemical Society Perkin Transactions I 11, .2563 (1982)] as a starting material, Compound 12 was obtained. Table 1 shows the melting and elemental analysis values.
- Example ⁇ The compound obtained in Example 3 was further subjected to 0 DS column chromatography, and the following compounds 3 ′ a (yield 15%) and 3b (yield 50%) were eluted from a methanol: water (1: 1) elution part. ). Table 1 shows the melting points and elemental analysis values.
- Lmg magnesium stearate 270 mg / kg tablet was prepared by the usual method at the above mixing ratio.
- 100,000 mg of suppositories per tablet were prepared by the usual method at the above mixing ratio.
- Injections were prepared by the usual methods at the above mixing ratios.
- Scobolamine was dissolved in physiological saline, and the test compound was dissolved or suspended in 0.5% sodium carboxymethyl cellulose solution.
- Scopolamine was administered subcutaneously at 0.5 mg / kg 30 minutes before the acquisition trial, and the test compound was administered orally immediately after the acquisition trial. : 3. Experimental method
- the retention test is performed 24 hours after the acquisition trial and measures the latency until the rat in the bright compartment moves to the dark compartment, that is, the time during which the passive avoidance response was shown, up to 300 seconds. did. In addition, 300 seconds were recorded for rats that showed an avoidance reaction for more than the maximum measurement time (300 seconds).
- amnesia reversal (%) amnesia recovery rate
- Test Example 2 Mice (5 weeks old, ddY, male) were used as 4 to 5 mice per group. After the test compound was dissolved or suspended in a 0.5% sodium carboxymethylcellulose solution and orally administered, deaths were measured by observation for 3 days. As a result, LD 50 of the compound 3 of the present invention is more 2000mgZkg, LD 5 Q of compound 12 was at least 5000MgZkg.
- the condition of the drug for the treatment of senile dementia must have a function to improve brain function to improve memory and learning disorders and a function to activate the metabolism or damage of brain nerve cells and protect the brain from invasion. Whether the target patient is an elderly elderly person Therefore, highly safe drugs with few side effects are desired. Therefore, it can be said that a drug satisfying this condition is useful for treating senile dementia.
- this compound showed an anti-amnesic effect, and was found to have two effects, a brain function improving effect and a brain metabolic activation / protection effect.
- this compound has both pharmacological effects of improving brain function and activating and protecting brain metabolism, and its low toxicity is clear, and its usefulness is clear, and it is effective in treating senile dementia. .
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pyrane Compounds (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910701243A KR940004059B1 (ko) | 1990-02-02 | 1991-01-30 | 비시클로락탐유도체 |
EP91903619A EP0466933B1 (en) | 1990-02-02 | 1991-01-30 | Bicyclolactam derivative |
DE69114778T DE69114778T2 (de) | 1990-02-02 | 1991-01-30 | Bicyclolactamderivat. |
US07/925,047 US5214039A (en) | 1990-02-02 | 1992-08-05 | Bicyclolactam derivative for improving cerebral function |
GR950403354T GR3018235T3 (en) | 1990-02-02 | 1995-11-29 | Bicyclolactam derivative. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2475490 | 1990-02-02 | ||
JP2/24754 | 1990-02-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1991011434A1 true WO1991011434A1 (fr) | 1991-08-08 |
Family
ID=12146933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1991/000116 WO1991011434A1 (fr) | 1990-02-02 | 1991-01-30 | Derive de bicyclolactame |
Country Status (13)
Country | Link |
---|---|
US (1) | US5185344A (ja) |
EP (2) | EP0466933B1 (ja) |
JP (1) | JP2676170B2 (ja) |
KR (1) | KR940004059B1 (ja) |
AT (1) | ATE130605T1 (ja) |
AU (1) | AU627399B2 (ja) |
CA (1) | CA2050587C (ja) |
DE (1) | DE69114778T2 (ja) |
DK (1) | DK0466933T3 (ja) |
ES (1) | ES2083568T3 (ja) |
GR (1) | GR3018235T3 (ja) |
HU (1) | HU211635A9 (ja) |
WO (1) | WO1991011434A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1995026187A1 (en) * | 1994-03-28 | 1995-10-05 | Taiho Pharmaceutical Company, Ltd. | Anxiolytic agent |
WO1996041796A1 (fr) * | 1995-06-12 | 1996-12-27 | Taiho Pharmaceutical Company, Ltd. | Composes de bicyclolactame, leur emploi et compose intermediaire dans leur production |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6159987A (en) * | 1994-03-28 | 2000-12-12 | Taiho Pharmaceuticals, Co. | Bicyclolactam compounds, use thereof and intermediates for preparing thereof |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4619937A (en) * | 1984-02-02 | 1986-10-28 | Warner-Lambert Company | Saturated bicyclic lactam acids and derivatives as cognition activators |
US4621097A (en) * | 1985-08-16 | 1986-11-04 | Warner-Lambert Company | Saturated cycloalkyl[c] pyrrole-2(1H)-acetic acid amides and derivatives thereof |
US4758585A (en) * | 1985-08-16 | 1988-07-19 | Warner-Lambert Company | Saturated cycloalkyl (B) pyrrol-1 (2H)- acetic acid amides and derivatives thereof |
-
1991
- 1991-01-30 EP EP91903619A patent/EP0466933B1/en not_active Expired - Lifetime
- 1991-01-30 CA CA002050587A patent/CA2050587C/en not_active Expired - Fee Related
- 1991-01-30 AU AU71866/91A patent/AU627399B2/en not_active Ceased
- 1991-01-30 DE DE69114778T patent/DE69114778T2/de not_active Expired - Fee Related
- 1991-01-30 US US07/768,074 patent/US5185344A/en not_active Expired - Lifetime
- 1991-01-30 JP JP3503458A patent/JP2676170B2/ja not_active Expired - Fee Related
- 1991-01-30 KR KR1019910701243A patent/KR940004059B1/ko not_active IP Right Cessation
- 1991-01-30 EP EP95106213A patent/EP0668268A3/en not_active Withdrawn
- 1991-01-30 DK DK91903619.4T patent/DK0466933T3/da active
- 1991-01-30 AT AT91903619T patent/ATE130605T1/de not_active IP Right Cessation
- 1991-01-30 ES ES91903619T patent/ES2083568T3/es not_active Expired - Lifetime
- 1991-01-30 WO PCT/JP1991/000116 patent/WO1991011434A1/ja active IP Right Grant
-
1995
- 1995-06-28 HU HU95P/P00503P patent/HU211635A9/hu unknown
- 1995-11-29 GR GR950403354T patent/GR3018235T3/el unknown
Non-Patent Citations (2)
Title |
---|
Tetrahedron Letters, Vol.47, (1975), P. Y. JOHNSON et al. "Ring contraction reactions of 2-aminopyrazolidine-3-ones: A new synthesis of mono and bicyclo beta-Lactams", p.4089-4090. * |
Tetrahedron, Vol.27, No.22, (1971), M. LANGLOIS et al. "Recherches dans la serie des aryl-3 pyrrolidines-II Syntheses de produits apparentes a la mesembrine et a la crinine", p.5641-5652. * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1995026187A1 (en) * | 1994-03-28 | 1995-10-05 | Taiho Pharmaceutical Company, Ltd. | Anxiolytic agent |
AU702454B2 (en) * | 1994-03-28 | 1999-02-25 | Taiho Pharmaceutical Co., Ltd. | Anxiolytic agent |
WO1996041796A1 (fr) * | 1995-06-12 | 1996-12-27 | Taiho Pharmaceutical Company, Ltd. | Composes de bicyclolactame, leur emploi et compose intermediaire dans leur production |
Also Published As
Publication number | Publication date |
---|---|
EP0466933A4 (en) | 1992-07-08 |
ES2083568T3 (es) | 1996-04-16 |
HU211635A9 (en) | 1995-12-28 |
KR920701154A (ko) | 1992-08-11 |
EP0466933A1 (en) | 1992-01-22 |
AU627399B2 (en) | 1992-08-20 |
KR940004059B1 (ko) | 1994-05-11 |
DE69114778D1 (de) | 1996-01-04 |
DK0466933T3 (da) | 1996-01-02 |
JP2676170B2 (ja) | 1997-11-12 |
CA2050587C (en) | 1997-11-25 |
GR3018235T3 (en) | 1996-02-29 |
US5185344A (en) | 1993-02-09 |
AU7186691A (en) | 1991-08-21 |
EP0668268A2 (en) | 1995-08-23 |
CA2050587A1 (en) | 1991-08-03 |
EP0466933B1 (en) | 1995-11-22 |
DE69114778T2 (de) | 1996-04-18 |
ATE130605T1 (de) | 1995-12-15 |
EP0668268A3 (en) | 1995-08-30 |
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