FR1548252A - - Google Patents

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Publication number
FR1548252A
FR1548252A FR1548252DA FR1548252A FR 1548252 A FR1548252 A FR 1548252A FR 1548252D A FR1548252D A FR 1548252DA FR 1548252 A FR1548252 A FR 1548252A
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FR
France
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
Application number
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French (fr)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Publication of FR1548252A publication Critical patent/FR1548252A/fr
Expired legal-status Critical Current

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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
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
    • A61K31/52—Purines, e.g. adenine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
FR1548252D 1961-10-13 1962-10-12 Expired FR1548252A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE485487 1961-10-13
BE493207 1962-05-18
BE496985 1962-08-31

Publications (1)

Publication Number Publication Date
FR1548252A true FR1548252A (en) 1968-12-06

Family

ID=27158819

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1548252D Expired FR1548252A (en) 1961-10-13 1962-10-12

Country Status (1)

Country Link
FR (1) FR1548252A (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262343A2 (en) * 1986-08-07 1988-04-06 MEDICEChem.-Pharm. Fabrik Pütter GmbH & Co. KG N-alkylated quaternary nitrogen-containing heterocycles, process for their preparation and their use in pharmaceutical compositions
WO1995000516A1 (en) * 1993-06-22 1995-01-05 Euro-Celtique S.A. Novel chemical compounds having pde-iv inhibition activity
US5591776A (en) * 1994-06-24 1997-01-07 Euro-Celtique, S.A. Pheynl or benzyl-substituted rolipram-based compounds for and method of inhibiting phosphodiesterase IV
US5744473A (en) * 1996-09-16 1998-04-28 Euro-Celtique, S.A. PDE IV inhibitors: "bis-compounds"
US5864037A (en) * 1996-06-06 1999-01-26 Euro-Celtique, S.A. Methods for the synthesis of chemical compounds having PDE-IV inhibitory activity
US5922751A (en) 1994-06-24 1999-07-13 Euro-Celtique, S.A. Aryl pyrazole compound for inhibiting phosphodiesterase IV and methods of using same
US5977119A (en) 1994-12-13 1999-11-02 Euro-Celtique, S.A. Trisubstituted thioxanthines
US6025361A (en) * 1994-12-13 2000-02-15 Euro-Celtique, S.A. Trisubstituted thioxanthines
US6066641A (en) 1994-12-13 2000-05-23 Euro-Celtique S.A. Aryl thioxanthines
US6075016A (en) 1996-04-10 2000-06-13 Euro-Celtique S.A. 6,5-fused aromatic ring systems having enhanced phosphodiesterase IV inhibitory activity
US6166041A (en) 1995-10-11 2000-12-26 Euro-Celtique, S.A. 2-heteroaryl and 2-heterocyclic benzoxazoles as PDE IV inhibitors for the treatment of asthma
US6228859B1 (en) 1997-12-12 2001-05-08 Euro-Celtique S.A. Purine derivatives having phosphodiesterase IV inhibition activity
US6268373B1 (en) 1995-06-07 2001-07-31 Euro-Celtique S.A. Trisubstituted thioxanthines
US6294541B1 (en) 1996-06-06 2001-09-25 Euro-Celtique S.A. Purine derivatives having phosphodiesterase IV inhibition activity
US6319928B1 (en) 1998-11-30 2001-11-20 Euro-Celtique, S.A. Purine derivatives having phosphodiesterase IV inhibition activity
US6413975B1 (en) 1999-04-02 2002-07-02 Euro-Celtique, S.A. Purine derivatives having phosphodiesterase iv inhibition activity

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262343A3 (en) * 1986-08-07 1990-12-19 Medice Chem.-Pharm. Fabrik Putter Gmbh & Co. Kg N-alkylated quaternary nitrogen-containing heterocycles, process for their preparation and their use in pharmaceutical compositions
EP0262343A2 (en) * 1986-08-07 1988-04-06 MEDICEChem.-Pharm. Fabrik Pütter GmbH & Co. KG N-alkylated quaternary nitrogen-containing heterocycles, process for their preparation and their use in pharmaceutical compositions
WO1995000516A1 (en) * 1993-06-22 1995-01-05 Euro-Celtique S.A. Novel chemical compounds having pde-iv inhibition activity
AU683270B2 (en) * 1993-06-22 1997-11-06 Euro-Celtique S.A. Novel chemical compounds having PDE-IV inhibition activity
EP0916673A1 (en) * 1993-06-22 1999-05-19 Euroceltique S.A. 6-Amino purine derivatives having PDE-IV inhibition activity
US5939422A (en) 1993-06-22 1999-08-17 Euro-Celtique, S.A. Chemical compounds having PDE-IV inhibition activity
US5591776A (en) * 1994-06-24 1997-01-07 Euro-Celtique, S.A. Pheynl or benzyl-substituted rolipram-based compounds for and method of inhibiting phosphodiesterase IV
US5922751A (en) 1994-06-24 1999-07-13 Euro-Celtique, S.A. Aryl pyrazole compound for inhibiting phosphodiesterase IV and methods of using same
US5889014A (en) 1994-10-12 1999-03-30 Euro-Celtique, S.A. Heterocyclic compounds for inhibiting phosphodiesterase IV
US6025361A (en) * 1994-12-13 2000-02-15 Euro-Celtique, S.A. Trisubstituted thioxanthines
US6066641A (en) 1994-12-13 2000-05-23 Euro-Celtique S.A. Aryl thioxanthines
US5977119A (en) 1994-12-13 1999-11-02 Euro-Celtique, S.A. Trisubstituted thioxanthines
US6153630A (en) * 1995-01-10 2000-11-28 Euro-Celtique, S.A. Phenylpyridyl compounds for inhibiting phosphodiesterase IV and methods of using same
US6268373B1 (en) 1995-06-07 2001-07-31 Euro-Celtique S.A. Trisubstituted thioxanthines
US6166041A (en) 1995-10-11 2000-12-26 Euro-Celtique, S.A. 2-heteroaryl and 2-heterocyclic benzoxazoles as PDE IV inhibitors for the treatment of asthma
US6075016A (en) 1996-04-10 2000-06-13 Euro-Celtique S.A. 6,5-fused aromatic ring systems having enhanced phosphodiesterase IV inhibitory activity
US5864037A (en) * 1996-06-06 1999-01-26 Euro-Celtique, S.A. Methods for the synthesis of chemical compounds having PDE-IV inhibitory activity
US6294541B1 (en) 1996-06-06 2001-09-25 Euro-Celtique S.A. Purine derivatives having phosphodiesterase IV inhibition activity
US6310205B1 (en) 1996-06-06 2001-10-30 Euro-Celtique, S.A. Hypoxathine compounds
US5744473A (en) * 1996-09-16 1998-04-28 Euro-Celtique, S.A. PDE IV inhibitors: "bis-compounds"
US6228859B1 (en) 1997-12-12 2001-05-08 Euro-Celtique S.A. Purine derivatives having phosphodiesterase IV inhibition activity
US6319928B1 (en) 1998-11-30 2001-11-20 Euro-Celtique, S.A. Purine derivatives having phosphodiesterase IV inhibition activity
US6413975B1 (en) 1999-04-02 2002-07-02 Euro-Celtique, S.A. Purine derivatives having phosphodiesterase iv inhibition activity

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