WO1995024421A1 - Derive peptidique - Google Patents
Derive peptidique Download PDFInfo
- Publication number
- WO1995024421A1 WO1995024421A1 PCT/JP1995/000389 JP9500389W WO9524421A1 WO 1995024421 A1 WO1995024421 A1 WO 1995024421A1 JP 9500389 W JP9500389 W JP 9500389W WO 9524421 A1 WO9524421 A1 WO 9524421A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- group
- arg
- hydrogen atom
- alkyl group
- tyr
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K5/00—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
- C07K5/04—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
- C07K5/08—Tripeptides
- C07K5/0802—Tripeptides with the first amino acid being neutral
- C07K5/0812—Tripeptides with the first amino acid being neutral and aromatic or cycloaliphatic
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K5/00—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
- C07K5/04—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
- C07K5/10—Tetrapeptides
- C07K5/1002—Tetrapeptides with the first amino acid being neutral
- C07K5/1016—Tetrapeptides with the first amino acid being neutral and aromatic or cycloaliphatic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
Definitions
- the present invention relates to a peptide derivative that exerts a pharmacological action such as analgesia through an action on an opioid receptor or the like.
- Obioid receptors such as morphine, to which ovioids bind, were proven to exist in the early 1970s.
- Opioid receptors are currently roughly classified into 5 and 3 types.
- Morphine mainly acts as an agonist at the receptor, // exerting pharmacological effects such as analgesia, intestinal motility suppression and respiratory depression.
- obioid peptides peptides, collectively referred to as obioid peptides.
- the pharmacological effect of the obioid peptide is considered to be basically the same as that of morphine, and since it is a substance that originally exists in the living body, it is expected that it may be a drug having a safety level higher than that of morphine.
- natural opioid peptides have problems with pharmacokinetics and are not yet used as pharmaceuticals.
- delmorphin containing D-alanine
- the analgesic effect of delmorphin was about 1.000 times stronger than that of morphine when administered intraventricularly, and was found to be relatively stable in the body.
- synthetic Obioid peptides containing D-amino acids were made.
- synthetic obioids with high receptor selectivity are expected to be non-narcotic analgesics, and clinical trials have been conducted.However, their efficacy, side effects that may be caused by being agonists, and profitability Therefore, its potential as a pharmaceutical has been questioned.
- a sustained-release oral preparation of morphine sulfate which is widely used in recent years as a therapeutic agent for cancer pain Cannot be a replacement for MS Contin.
- the daily dose of MS Contin increases to the order of grams, and it may be difficult to take it.In addition, it may cause itching or other side effects that may be caused by histamine release, and the administration must be discontinued. In some cases. Therefore, an alternative drug that is more safe and effective than morphine is desired. Disclosure of the invention
- the present inventors have diligently searched for an opioid peptide derivative having an excellent analgesic effect and oral absorbability that can solve the above problems. As a result, they have found that an oligopeptide derivative having an amidino group at the N-terminus and a salt thereof having the basic skeleton of di-Tyr- (or D) -Arg-Phe retains such properties, and completed the present invention.
- the peptide derivative of the present invention can be represented by the following formula I.
- Q means D-Arg (D-arginine residue) or L-Arg (L-arginine residue), and R 1 is a hydrogen atom or -s (C 1 -C 1) 6) alkyl groups.
- R 1 is a hydrogen atom or -s (C 1 -C 1) 6) alkyl groups.
- Q is D-Arg and R 1 is a hydrogen atom are preferred.
- R 2 represents a hydrogen atom, a d-6 alkyl group, an aryl group, a d-6 alkoxy group, or an aryl carbonyl group.
- aryl, alkanoyl, or arylcarbonyl group examples include an aryl group such as a substituted or unsubstituted phenyl group, preferably an unsubstituted phenyl group; an alkanol group such as an acetyl group or a propanol group; or benzoyl.
- An arylcarbonyl group such as a group can be used.
- X is - 0R 3, -NR 4 R 5 , or - NR e - represents any CR 7 R 8 R S.
- R 3 represents a hydrogen atom or a d- 6 alkyl group
- R 4 represents a hydrogen atom or a d- 6 alkyl group.
- R 5 is - shows the 6 human de ⁇ Kishiarukiru group or a sulfonic acid-substituted C doctor 6 alkyl group. Hydroxyl group or The sulfonic acid group may be substituted at any position of the alkyl group, but a terminally substituted alkyl group is preferred.
- R 4 and R 5 may together form a 5- or 6-membered nitrogen-containing saturated heterocyclic group together with the nitrogen atom substituted by R 4 and R 5 , wherein the heterocyclic ring has two or more nitrogen atoms. May be included.
- - NR 4 as R 5 1-piperazinyl group, and the like can be used 1-pylori Jiniru group, or 1-piperidinyl group.
- X is NR 6 - may exhibit CR 7 R 8 R 9, R 6 is a hydrogen atom, - showing 6 alkyl group, or a full Eniru d 6 alkyl group Ariru group is substituted, such as based on (Ararukiru group).
- aralkyl group include a benzyl group.
- R 7 is a hydrogen atom; a carboxyl group; a carbonyl group substituted by a d-6 alkoxy group such as methoxycarbonyl and ethoxycarbonyl; a substituted or unsubstituted rubamoyl group; a substituted carboxyl group—a 6- alkyl group; Or a C 6 alkyl group substituted with a non-substituted rubamoyl group; or a d 6 alkyl group having a carbonyl group substituted with a d- 6 alkoxy group.
- R 8 is a hydrogen atom; - 6 alkyl group; Amino to - 6 alkyl group; Amijino group substituted - 6 alkyl group; Guanijino group substituted - 6 alkyl group, hydroxy C physician 6 ⁇ alkyl group; a carboxyl group substituted d - 6 alkyl group, or a substituted or unsubstituted force Rubamoiru is substituted - shows the 6 alkyl group.
- it may be form a 5- or 6-membered nitrogen-containing saturated heterocyclic group having a carboxyl group on the ring together with the nitrogen atom to which R 6 and R 8 together such connexion R e is substituted.
- heterocyclic ring examples include a 2-carboxy-1-pyrrolidinyl group (-Pro-OH) and a 3-carboxy-1-piperidinyl group.
- R 7 is a carboxyl group or a carbamoyl group and R 8 is a hydrogen atom is preferable.
- R 9 represents a hydrogen atom or a d-6 alkyl group.
- the alkyl group, alkoxy group, or alkanoyl group may be linear or branched.
- the compound of the present invention represented by the above formula I has two asymmetric carbons derived from an L-tyrosine residue and a D-Arg or a -Arg residue represented by Q, as well as a filler bound to Q.
- asymmetric carbon derived from two down residues, (excluding the case provided that R 7 and R 8 indicate the same substituents simultaneously) the asymmetric carbon to which R 7 and R 8 are substituted, and optionally the substituents mentioned above Has one or more asymmetric carbons.
- -Derived from Tyr, D-Arg, and L-Arg residues Asymmetric carbons other than may be in either R- or S- configuration.
- the compound represented by the formula I of the present invention includes all optically active or racemic forms, diastereoisomers or any mixtures thereof represented by the above formula.
- the compounds of the present invention also include acid addition salts such as hydrochloride, acetate or paratoluenesulfonic acid, and base addition salts such as ammonium salt or organic amine salt. Further, in addition to the compounds represented by the above general formula, compounds which are dimers or multimers of the above compounds, and cyclic compounds in which the C-terminal and the N-terminal of these compounds are bound are included.
- the peptide of the present invention has an analgesic effect exceeding morphine.
- the histamine releasing effect and heart rate lowering effect associated with the analgesic effect are relatively weaker than morphine, and the degree of cross-resistance with morphine is low, so it is expected that it will be suitable for use in the treatment of cancer pain.
- Administration routes include intravenous administration, subcutaneous administration, oral administration, and the like. Mucosal absorption preparations including nasal absorption and transdermal absorption preparations are also expected to be useful.
- the peptide derivative of the present invention can be synthesized by a solid phase method and a liquid phase method usually used for peptide synthesis.
- a peptide derivative having no amidino group can be synthesized by a solid-phase method, and an amidino group can be introduced into an amino group of tyrosine at the N-terminus to produce a target peptide derivative.
- the C-terminus can be modified after the introduction of the group.
- Various excellent protecting groups such as amino groups and condensing agents for condensation reactions are known. For example, refer to the following examples. For example: Hiroshi Suzuki, “Protein Engineering—Basics and Application” Maruzen (1992) and references cited therein; M.
- the present invention will be described more specifically with reference to Examples, but the present invention is not limited to these Examples.
- the desired present invention of the present invention encompassed by the general formula I is obtained.
- the peptide derivative can be easily produced.
- the meaning of the amino acid group is the same as that usually used.
- the amino acid means an L-amino acid unless otherwise indicated as D-.
- the following abbreviations may be used, and similar abbreviations may be used unless otherwise indicated.
- DIPEA ⁇ , ⁇ -diisopropylethylamine
- Alko resin p-alkoxybenzyl alcohol resin [4-hydroxymethylphenoxymethyl copolystyrene 1% divinylbenzene resin, J. Am. Chem. So, 95, 1328 (1974)], Watanabe Chemical Industry
- Fmoc-NH-SAL resin 4- (2 ', 4'-dimethoxyphenyl 9-fluorenylmethoxycarbonylaminomethyl) phenoxy resin: Watanabe Chemical Industry Example 1
- the above peptide was synthesized by a solid phase method (Original Autoprogram for the Fmoc / NMP method) as follows using a Model 430A peptide synthesizer manufactured by Applied Biosystems (ABI).
- the Fmoc-S-Ala-Alko resin 0.25 mmol / 675 mg was washed once without being protected, and treated with NMP containing 20% piperidine for 4 minutes, and similarly with NMP containing 20% piperidine for 16 minutes. After washing 5 times with NMP, it was reacted with Fmoc-Phe-OH for 61 minutes. Next, the resultant was washed four times with NP, and the resin was recovered from the fourth washing solution. Unreacted amino groups were reacted with acetic anhydride. ,
- HPLC was performed using a Cosmosil 8 column with a continuous concentration gradient of a mixture of 0.1% TFA aqueous solution and 0.1% TFA aqueous solution containing 70% acetonitrile (mixing ratio from 0% at the start to 60% after 45 minutes). The flow rate was 10 ml / min.
- the mixture was prepared using a 0.05% aqueous formic acid solution and a 0.05% aqueous formic acid solution containing 70% acetonitrile (the mixing ratio was 0% at the start of HPLC to 40% after 45 minutes).
- the procedure was performed in the same manner as in Example 1 except that the continuous concentration gradient was used.
- Amino acid composition analysis and mass spectrometry were performed in the same manner as in Example 1, and results supporting the above structure were obtained.
- the tetrabeptide derivative having the above structure was synthesized as follows by a solid phase method using the Fmoc / NMP method. A glass filter was used for filtration.
- the Fmoc- ⁇ -MeAla-Alko resin was treated three times with 12 ml of DMF, then three times with 12 ml of DMF containing 20% piperidine, and then six times with 12 ml of DMF to remove the Fmoc group.
- Phe-0H 0.315 g of PyBrop (Watanabe Chemical Industries)
- 6 ml of concealed 0.273 ml of DIPEA
- the Fmoc group was removed from Fmoc-Phe-yS-eAla-Alko resin by the same operation as above, and Fmoc-D-Arg (Pmc) -OH 0.557 g, HOBt 0.121 g, HBTU 0.299 g, 0.274 ml of DIPEA was added, and the mixture was shaken for 1 hour to produce Fmoc-D-Arg (Pmc) -PheyS-MeAla-Alko resin. Then, after filtration and washing as in the previous section, unreacted amino groups were capped.
- the Fmoc group is removed from Fmoc-D-Arg (Pmc) -Phe-S-MeAla-Alko resin by the same operation as above, and Fmoc-Tyr (t-Bu) -0H 0.310 g, HOBt 0.13 g , HBTU 0.25 g and DIPEA 0.235 ml were added and shaken for 1 hour to produce Fmoc-Tyr (t-Bu) -D-Arg (Pmc) -Phe- / S-MeAla-Alko resin. After filtration and washing as in the previous section, unreacted amino groups were capped.
- the Fmoc group was removed from Fmoc-Tyr (t-Bu) -D-Arg (Pmc) -Phe-yS-MeAla-Alko resin by the same operation as described above, and the method of Matsueda et al. (The Journal of Organic Chemistry 0.99 g of 1H-pyrazole-1-carboxamidine hydrochloride prepared according to the procedure described in the following, 10 to 60 ° C, more preferably 40 to 50 °, by adding 6 ml of DMF 1.293 mU DMF. C was reacted for 1 to 4 hours to amidinate the amino group of N-terminal tyrosine. Then, the mixture was filtered, washed (3 times with 6 ml of NMP, and 3 times with 6 ml of methanol), and dried in vacuum over potassium hydroxide.
- Example 4 56.2 mg of the crude amidinated peptide was dissolved in 10 ml of a 0.05% aqueous TFA solution and purified with a Shimadzu HPLC system. YMC in HPLC D-0DS-5- ST. 8 column with 0.5% Asetonitori Le containing 0.05% TFA aqueous solution and 70% Asetonitoriru containing 0.05% mixture of TFA in water (mixing ratio by HPLC at the start 0% Flow rate is 1 ml / ⁇ in a continuous concentration gradient from 50 to 90 minutes later. Min) was used. Amino acid composition analysis and mass spectrometry were performed in the same manner as in Example 1, and results supporting the above structure were obtained.
- Example 4 56.2 mg of the crude amidinated peptide was dissolved in 10 ml of a 0.05% aqueous TFA solution and purified with a Shimadzu HPLC system. YMC in HPLC D-0DS-5- ST. 8 column with 0.5% Asetonitori Le containing 0.0
- the tetrabeptide derivative having the above structure was synthesized as follows by a solid phase method using the Fmoc / NMP method. A glass filter was used for filtration.
- the Fmoc group was removed by treating the Fmoc-S-EtAla-Alko resin three times with 20 ml of DMF, then three times with 12 ml of DMF containing 20% piperidine, and then six times with 12 ml of DMF, 0.387 g of Fmoc-Phe-0H, 0.466 g of PyBrop, 12 ml of NMP, and 0.523 ml of DIPEA were added and shaken for 24 hours to produce Fmoc-Phe-3-EtAla-Alko resin.
- the precipitate was washed with 12 ml of NMP, treated with 0.51 g of unreacted amino group acetylimidazole and 0.174 ml of DIPEA in 12 ml of DMF for 1 hour and capped. Then, the obtained resin was washed again with 12 ml of NMP.
- the Fmoc group was removed from the Fmoc-Phe- / 3-EtAla-Alko resin by the same operation as described above. Add Fmoc-D-Arg (Pmc) -0.707 g, HOBt 0.153 g, HBTU 0.379 g, DIPEA 0.34 8 ml to the resin and shake for 1 hour to shake Fmoc-D-Arg (Pmc) -PheyS-EtAla-Alko resin was produced. After filtration and washing as in the previous section, unreacted amino groups were capped.
- the Fmoc group is removed from Fmoc-D-Arg (Pmc) -Phe-S-EtAla-Alko resin by the same operation as above, and Fmoc-Tyr (t-Bu) -0H 0.460 g, HOBt 0.153 g , HBTU 0.399 g, DIPEA 0.348 ml, shaken for 1 hour, Fmoc-Tyr (t-Bu) -D-Arg (Pmc) -Phe-y3-EtAla-Alko
- Fmoc-Tyr (t-Bu) -D-Arg (Pmc) -Phe- / 5-EtAla-Alko The Fmoc group was removed by the same operation as above, and 1H-bilabour was prepared in the same manner as in Example 3. -1.199 g of 1-carboxamidine hydrochloride, 2.874 ml of DIPEA and 6 ml of DMF were added and reacted at 40 to 50 ° C for 1 hour or 4 hours to amidinate the amino group of tyrosine at the N-terminal. . Then, the mixture was filtered, washed (3 times with 12 ml of NMP, and 3 times with 12 ml of methanol), and dried under vacuum over a medium of lithium hydroxide.
- Example 5 100 mg of the crude amidinated peptide was dissolved in 20 ml of a 0.05% aqueous TFA solution, and purified in the same manner as in Example 3. Amino acid composition analysis and mass spectrometry were performed in the same manner as in Example 1, and results supporting the above structure were obtained.
- Example 5 100 mg of the crude amidinated peptide was dissolved in 20 ml of a 0.05% aqueous TFA solution, and purified in the same manner as in Example 3. Amino acid composition analysis and mass spectrometry were performed in the same manner as in Example 1, and results supporting the above structure were obtained.
- Example 5 100 mg of the crude amidinated peptide was dissolved in 20 ml of a 0.05% aqueous TFA solution, and purified in the same manner as in Example 3. Amino acid composition analysis and mass spectrometry were performed in the same manner as in Example 1, and results supporting the above structure were obtained.
- Example 5 100 mg of the crude amidinated peptide was dissolved in
- a protective peptide represented by the following formula: Z-HNC (NZ)- Tyr (Bzl) -D-Arg (Z 2 ) -Phe-OH was produced by a liquid phase method as follows.
- Boc-D-Arg (Z 2 ) -Phe-OTce 241 was treated with 1000 ml of 4N hydrochloric acid monoethyl acetate to remove the Boc group, and dissolved in 1300 ml of DF in an ice bath. To this solution was added 108 g of Boc-Tyr (Bzl) -0H and 46 g of HOBt, neutralized with 42 ml of TEA, and then condensed with 65 g of EDC ⁇ HC1 to obtain a protected peptide represented by the following formula: Boc- Tyr (Bzl) -D-Arg (Z 2 ) -Phe-OTce was obtained.
- Z-HNC (NZ) -Tyr (Bzl) -D-Arg (Z 2 ) -Phe-0H to MeOH (EDC-DMAP method); NH 2 Me (EDC-H0 Bt method); H- -ol (EDC- H-Gly-0Bzl ⁇ TosOH (EDC-HOBt method); H-Ala-OBzl-TosOH (EDC-HOBt method); H-e ⁇ Ala-0Et (EDC-HOBt method); or H- ( n- Pr) SAla-OBzl ⁇ TosOH (EDC-HOBt method) was condensed.
- the product was dissolved in acetic acid in a water bath and catalytically reduced in the presence of palladium carbon. The catalyst was removed, the reaction solution was concentrated under reduced pressure, and the mixture was freeze-dried to obtain the powdered target peptide.
- the results of amino acid analysis and mass analysis under the following conditions supported the structures of the respective peptide compounds.
- the above peptide was produced by a liquid phase method starting from the C-terminal using TosOH * Me SAla-OBzl as a starting material.
- Boc-MePhe-0H and TosOHMe ⁇ Ala-OBzl are condensed by EDC-HOBt method to obtain Boc-MePhe-Me 8Ala-OBzl, and 4N monochloride is obtained from Boc-MePhe-Me ⁇ SAla-OBzl.
- Boc- D- Arg (Z 2) - condensation by 0H and EDC - HOBt method Boc- D-Arg (Z 2 ) - and MePhe-Me SAla-OBzl did.
- Boc-D- Arg (Z 2) -MePhe- Me ⁇ Ala- desorption after the Boc group using 4N hydrochloric acid monoacetate Echiruesuteru than OBzl, Boc-Tyr (Bzl) -0H and EDC-HOBt method and, protected peptide: to give the Boc- Tyr (Bzl) -D-Arg (Z 2) -MePhe -MeySAla-OBzl.
- Z-HNC (N- Z) - was stirred at room temperature was added Pyrazole (the amidino reagent), the protective base peptide: Z-HNC (N- Z) - Tyr (Bzl) - was obtained D- Arg (Z 2) -MePhe- Me ySAla- OBzl.
- This protected peptide was dissolved in acetic acid, palladium carbon was added, and hydrogen gas was blown into the solution to perform catalytic reduction.
- Boc-EtPhe-0H instead of Boc-MePhe-0H, by the same method as above, TosOHMe ⁇ SAla-OBzl and condensation by EDC-HOBt method to produce Boc-EtPhe-MeySAla-OBzl did. Then, deprotection and condensation are repeated in the same manner as described above to obtain a protected peptide represented by the following formula: Z-HNC (N-Z) -Tyr (Bzl) -D-Arg (Z 2 ) -EtPhe-Me SAla-OBzl was obtained. This protective peptide was dissolved in acetic acid, palladium carbon was added, and hydrogen gas was blown into the solution to perform catalytic reduction.
- Boc-D-Arg (Z 2 ) -Phe-OTce was removed from the Boc group using 1000 ml of 4N hydrochloric acid monoacetic acid ethyl ester, and then dissolved in 1300 ml of DMF in an ice bath.
- 108 g of Boc-Tyr (Bzl) -0H and 46 g of HOBt were added to this solution, neutralized with 42 ml of TEA, and then condensed with 65 g of EDC / HC1 to give a protected peptide represented by the following formula: Boc- Ty r (Bz 1) -D-Ar g (Z 2 ) -Phe-OTce was obtained.
- Injection volume Inject 20 1 of sample (concentration 1 mg / ml) with an automatic injector Conditions for thin layer chromatography:
- Test Example-The analgesic effect of the peptide derivative of the present invention was evaluated by the pressure stimulation method as follows. A pressure stimulus was applied to the ridge of the mouse at a rate of 10 mmHg / sec, and the pressure indicating a behavior such as struggling and sticking to the stimulus site was measured, and this was used as a pain response threshold. In the experiments, mice that responded to a pressure of 40 to 50 mmHg in advance were used. The maximum stimulation pressure was 100 mniHg. The analgesic effect is Pt one Po
- the peptide derivative of the present invention is useful because it can be used for treating cancer pain and the like.
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- Proteomics, Peptides & Aminoacids (AREA)
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- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
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Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69511259T DE69511259T2 (de) | 1994-03-11 | 1995-03-09 | N-amidino- dermorphin-derivat |
KR1019960705037A KR970701728A (ko) | 1994-03-11 | 1995-03-09 | 펩티드 유도체 |
EP95910778A EP0755942B1 (en) | 1994-03-11 | 1995-03-09 | N-amidino dermorphin derivative |
DK95910778T DK0755942T3 (da) | 1994-03-11 | 1995-03-09 | N-amidino-dermorfin-derivat |
FI963568A FI963568A (fi) | 1994-03-11 | 1996-09-10 | Peptidijohdannaisia |
NO963791A NO963791L (no) | 1994-03-11 | 1996-09-10 | Peptidderivater |
US09/145,648 US6051685A (en) | 1994-03-11 | 1998-09-02 | Peptide derivatives |
US09/406,822 US20010007016A1 (en) | 1994-03-11 | 1999-09-28 | Peptide derivatives |
GR990402818T GR3031726T3 (en) | 1994-03-11 | 1999-11-03 | Peptide derivative |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4098994 | 1994-03-11 | ||
JP6/40989 | 1994-03-11 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/406,822 Continuation US20010007016A1 (en) | 1994-03-11 | 1999-09-28 | Peptide derivatives |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1995024421A1 true WO1995024421A1 (fr) | 1995-09-14 |
Family
ID=12595843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1995/000389 WO1995024421A1 (fr) | 1994-03-11 | 1995-03-09 | Derive peptidique |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP0755942B1 (ja) |
KR (1) | KR970701728A (ja) |
CN (1) | CN1148392A (ja) |
AT (1) | ATE182897T1 (ja) |
CA (1) | CA2185212A1 (ja) |
DE (1) | DE69511259T2 (ja) |
DK (1) | DK0755942T3 (ja) |
ES (1) | ES2138724T3 (ja) |
FI (1) | FI963568A (ja) |
GR (1) | GR3031726T3 (ja) |
NO (1) | NO963791L (ja) |
TW (1) | TW380142B (ja) |
WO (1) | WO1995024421A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997010262A1 (fr) * | 1995-09-11 | 1997-03-20 | Daiichi Pharmaceutical Co., Ltd. | Derives peptidiques |
WO1997010261A1 (fr) * | 1995-09-11 | 1997-03-20 | Daiichi Pharmaceutical Co., Ltd. | Derives peptidiques |
WO2000012539A1 (fr) * | 1998-08-31 | 2000-03-09 | Fuji Chemical Industries, Ltd. | Composes de peptides |
WO2007145208A1 (ja) | 2006-06-12 | 2007-12-21 | Vexon, Inc. | ペプチド誘導体 |
JP2010248153A (ja) * | 2009-04-17 | 2010-11-04 | Shinobu Sakurada | ペプチド誘導体 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9701718D0 (sv) * | 1997-05-07 | 1997-05-07 | Astra Ab | Analgesic peptidomimetic compounds |
AU6730500A (en) * | 1999-08-25 | 2001-03-19 | Daiichi Fine Chemical Co., Ltd. | Medicinal composition for percutaneous/permucosal absorption |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61103898A (ja) * | 1984-10-25 | 1986-05-22 | フアルムイタリア・カルロ・エルバ・ソシエタ・ペル・アチオーニ | 生物学的に活性なペンタペプチド類及びヘプタペプチド類 |
-
1995
- 1995-03-09 CA CA002185212A patent/CA2185212A1/en not_active Abandoned
- 1995-03-09 ES ES95910778T patent/ES2138724T3/es not_active Expired - Lifetime
- 1995-03-09 AT AT95910778T patent/ATE182897T1/de active
- 1995-03-09 EP EP95910778A patent/EP0755942B1/en not_active Expired - Lifetime
- 1995-03-09 DK DK95910778T patent/DK0755942T3/da active
- 1995-03-09 CN CN95193026A patent/CN1148392A/zh active Pending
- 1995-03-09 KR KR1019960705037A patent/KR970701728A/ko not_active Application Discontinuation
- 1995-03-09 DE DE69511259T patent/DE69511259T2/de not_active Expired - Fee Related
- 1995-03-09 TW TW084102228A patent/TW380142B/zh not_active IP Right Cessation
- 1995-03-09 WO PCT/JP1995/000389 patent/WO1995024421A1/ja active IP Right Grant
-
1996
- 1996-09-10 NO NO963791A patent/NO963791L/no not_active Application Discontinuation
- 1996-09-10 FI FI963568A patent/FI963568A/fi unknown
-
1999
- 1999-11-03 GR GR990402818T patent/GR3031726T3/el unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61103898A (ja) * | 1984-10-25 | 1986-05-22 | フアルムイタリア・カルロ・エルバ・ソシエタ・ペル・アチオーニ | 生物学的に活性なペンタペプチド類及びヘプタペプチド類 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997010262A1 (fr) * | 1995-09-11 | 1997-03-20 | Daiichi Pharmaceutical Co., Ltd. | Derives peptidiques |
WO1997010261A1 (fr) * | 1995-09-11 | 1997-03-20 | Daiichi Pharmaceutical Co., Ltd. | Derives peptidiques |
US6228841B1 (en) | 1995-09-11 | 2001-05-08 | Daiichi Pharmaceutical Co., Ltd. | Peptide derivatives |
WO2000012539A1 (fr) * | 1998-08-31 | 2000-03-09 | Fuji Chemical Industries, Ltd. | Composes de peptides |
WO2007145208A1 (ja) | 2006-06-12 | 2007-12-21 | Vexon, Inc. | ペプチド誘導体 |
JP2010248153A (ja) * | 2009-04-17 | 2010-11-04 | Shinobu Sakurada | ペプチド誘導体 |
Also Published As
Publication number | Publication date |
---|---|
CA2185212A1 (en) | 1995-09-14 |
FI963568A (fi) | 1996-11-07 |
EP0755942A4 (en) | 1997-05-21 |
NO963791D0 (no) | 1996-09-10 |
CN1148392A (zh) | 1997-04-23 |
ES2138724T3 (es) | 2000-01-16 |
KR970701728A (ko) | 1997-04-12 |
EP0755942B1 (en) | 1999-08-04 |
GR3031726T3 (en) | 2000-02-29 |
DE69511259D1 (de) | 1999-09-09 |
DK0755942T3 (da) | 2000-02-07 |
FI963568A0 (fi) | 1996-09-10 |
EP0755942A1 (en) | 1997-01-29 |
NO963791L (no) | 1996-11-11 |
ATE182897T1 (de) | 1999-08-15 |
DE69511259T2 (de) | 2000-01-05 |
TW380142B (en) | 2000-01-21 |
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