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1966-06-15 |
1975-09-23 |
Sterling Drug Inc |
Preparation of 4H-pyrido{8 1,2-a{9 pyrimidin-4-ones from cyclic alkylidene 2-pyridylaminomethylenemalonates
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BE788601A
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1971-09-10 |
1973-03-08 |
Takeda Chemical Industries Ltd |
Procede de preparation de derives de pyrimidine
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HU169230B
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1972-03-29 |
1976-10-28 |
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1972-04-17 |
1976-06-01 |
E. R. Squibb & Sons, Inc. |
9-Substituted-4-oxopyrido(1,2-α)pyrimidine-3-carboxylic acids and derivatives thereof
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1972-06-07 |
1977-03-22 |
Dynamit Nobel Aktiengesellschaft |
Process for the preparation of pyridylamino-methylenemalonic acid derivatives
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SE422272B
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1972-08-03 |
1982-03-01 |
Chinoin Gyogyszer Es Vegyeszet |
Sett att framstella ett for oral administration lempligt farmaceutiskt preparat med synergistisk, analgetisk aktivitet, innehallande bl a azidokodein
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HU166378B
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1972-12-19 |
1975-03-28 |
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1972-12-19 |
1977-05-31 |
Chinoin Gyogyszer-Es Vegyeszeti Termekek Gyara Rt |
Pharmaceutical composition having synergistic analgesic activity
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HU168014B
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1973-03-30 |
1976-02-28 |
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1973-03-30 |
1980-06-24 |
Chinoin Gygyszer es Vegyeszeti Termekek Gyara Rt. |
3-(Ethoxycarbonyl-methyl)-6-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine
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HU169223B
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1973-12-29 |
1976-10-28 |
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1974-03-04 |
1977-05-10 |
E. R. Squibb & Sons, Inc. |
CNS active compounds
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1974-04-22 |
1975-12-30 |
Squibb & Sons Inc |
6,7,8,9-Tetrahydro-pyrido(1,2-a)pyrimidin-4-ones
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1975-05-16 |
1976-01-27 |
E. R. Squibb & Sons, Inc. |
2-Styryl-4H-pyrido(1,2-a)pyrimidin-4-ones
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HU173823B
(hu)
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1975-07-25 |
1979-08-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija stabil'nogo lechebnogo preparata dlja oral'noj dozirovki, kotoryj soderzhit proizvodnyj gomopirimidazola
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JPS5822040B2
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1975-10-13 |
1983-05-06 |
わかもと製薬 （株） |
ホモピリイミダゾ−ル誘導体の製造法
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HU173438B
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1975-11-27 |
1979-05-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija novykh proizvodnykh 4-okso-1,6,7,8-/tetragidro-4h-pirido/1,2/pirimidina s zaderzhivajuhhejj vozgoranie aktivnot'ju i protivosvertivajuhhem effektom
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1975-11-27 |
1985-01-22 |
Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara R.T. |
Condensed pyrimidines
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HU174693B
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1976-02-12 |
1980-03-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija kondensirovannykh proizvodnykh pirimidina
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HU174901B
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1976-06-25 |
1980-04-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija novykh proizvodnykh pirido/1,2-a/pirimidina
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FR2358891A1
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1976-07-22 |
1978-02-17 |
Yamanouchi Pharma Co Ltd |
Composes heterocycliques contenant un azote, utilise comme agents analgesiques et anti-inflammatoires
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1977-05-25 |
1978-10-24 |
Bristol-Myers Company |
3-Tetrazolo-5,6,7,8-substituted-pyrido[1,2-a]pyrimidin-4-ones
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HU178910B
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1977-08-19 |
1982-07-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for preparing 2,3-disubstituted-4-oxo-4h-pyrido/1,2-a/-pyrimidines
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1977-12-29 |
1982-05-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for preparing 6,7,8,9-tetrahydro-4h-pyrido/1,2-a/pyrimidine derivatives with antiallergic activity
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1977-12-29 |
1983-03-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for producing 9-amino-pyrido-square bracket-1,2-a-square bracket closed-pyrimidine derivatives
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1978-04-03 |
1980-03-11 |
Bristol-Myers Company |
Optionally substituted 4-oxo-4H-pyrido[1,2-a]pyrimidine-3-N-(1H-tetrazol-4-yl)carboxamides and their use as antiallergy agents
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1979-02-20 |
1980-09-19 |
Logeais Labor Jacques |
Nouveaux derives condenses de pyrrolidine ou de piperidine, leur procede de preparation et leurs applications en therapeutique
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1979-05-11 |
1981-06-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija 2,3- i 3,4-dvuzamehhjonnykh tetragidro-pirrolo!1,2-a!-pirimidinov
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1979-05-11 |
1982-05-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for preparing 9-substituted amino-4-oxo-6,7-dihydro-4h-pyrido/1,2-a/pyrimidine derivatives
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1979-05-11 |
1982-10-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for producing substituted geminal dihalogeno-derivatives of pyrido-square bracket-1,2-a-square closed-pyrimidines,pyrrolo-square bracket-1,2-a-square bracket closed-pyrimidines and pyrimido-square bracket-1,2,-a-square bracket closed-asepines
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1979-05-11 |
1981-08-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for producing 2,3- and 3,4-disubstituted-hexahydro-pyrimido-square bracket-1,2-a-square bracket closed-asepines
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1979-05-11 |
1984-11-13 |
Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara Rt. |
3-Substituted-2-oxo-tetrahydro-pyrrol[1,2-a]pyrimidines having digitalis-like activity
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1982-03-31 |
1985-08-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for preparing pharmaceutical composition with synergetic antiinflammatory activity
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1982-09-09 |
1984-10-09 |
Riker Laboratories, Inc. |
3-(1H-Tetrazol-5-yl)-4H-pyrimido[2,1-b]benzoxazol-4-one compounds exhibiting anti-allergic activity
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1982-09-09 |
1985-03-26 |
Riker Laboratories, Inc. |
Process for tetrazolyl-pyrimidinone derivatives
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1982-09-09 |
1984-10-02 |
Riker Laboratories, Inc. |
Process and intermediates for the preparation of 3(1H-tetrazol-5-yl)-4H-pyrido[1,2-a]pyrimidin-4-ones
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1983-07-22 |
1984-07-03 |
Bristol-Myers Company |
Anti-ulcer agents
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1985-09-25 |
1989-09-28 |
Shionogi & Co., Ltd. |
9-(substituted thio)-4h-pryido(1,2-a) pyrimidin-4-one derivatives
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HU201551B
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1988-02-03 |
1990-11-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for producing 4-oxo-4h-pyrido(1,2-a)pyrimidine-3-carboxylic acid amide derivatives and pharmaceutical compositions comprising same
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CA2205313C
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1996-05-28 |
2005-01-18 |
Tecton Products |
Method of manufacture of a plastic component which is insensitive to the elements, and a plastic component so manufactured
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2009-09-09 |
2016-12-28 |
E. I. du Pont de Nemours and Company |
Herbicidal pyrimidone derivatives
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