|
US3907798A
(en)
*
|
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
|
|
BE788601A
(fr)
*
|
1971-09-10 |
1973-03-08 |
Takeda Chemical Industries Ltd |
Procede de preparation de derives de pyrimidine
|
|
CA1005056A
(en)
*
|
1971-09-17 |
1977-02-08 |
E.R. Squibb And Sons |
Manufacture of substituted pyridopyrimidinones
|
|
HU169230B
(da)
*
|
1972-03-29 |
1976-10-28 |
|
|
|
US3960847A
(en)
*
|
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
|
|
US4013656A
(en)
*
|
1972-06-07 |
1977-03-22 |
Dynamit Nobel Aktiengesellschaft |
Process for the preparation of pyridylamino-methylenemalonic acid derivatives
|
|
SE422272B
(sv)
*
|
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
|
|
HU166378B
(da)
|
1972-12-19 |
1975-03-28 |
|
|
|
US4027024A
(en)
|
1972-12-19 |
1977-05-31 |
Chinoin Gyogyszer-Es Vegyeszeti Termekek Gyara Rt |
Pharmaceutical composition having synergistic analgesic activity
|
|
US4209622A
(en)
*
|
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
|
|
HU168014B
(da)
*
|
1973-03-30 |
1976-02-28 |
|
|
|
HU169223B
(da)
*
|
1973-12-29 |
1976-10-28 |
|
|
|
US4022897A
(en)
*
|
1974-03-04 |
1977-05-10 |
E. R. Squibb & Sons, Inc. |
CNS active compounds
|
|
US3929787A
(en)
*
|
1974-04-22 |
1975-12-30 |
Squibb & Sons Inc |
6,7,8,9-Tetrahydro-pyrido(1,2-a)pyrimidin-4-ones
|
|
US3935197A
(en)
*
|
1975-05-16 |
1976-01-27 |
E. R. Squibb & Sons, Inc. |
2-Styryl-4H-pyrido(1,2-a)pyrimidin-4-ones
|
|
HU173823B
(hu)
*
|
1975-07-25 |
1979-08-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija stabil'nogo lechebnogo preparata dlja oral'noj dozirovki, kotoryj soderzhit proizvodnyj gomopirimidazola
|
|
JPS5822040B2
(ja)
*
|
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
|
|
US4495189A
(en)
*
|
1975-11-27 |
1985-01-22 |
Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara R.T. |
Condensed pyrimidines
|
|
HU173438B
(hu)
*
|
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
|
|
HU174693B
(hu)
*
|
1976-02-12 |
1980-03-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija kondensirovannykh proizvodnykh pirimidina
|
|
HU174901B
(hu)
*
|
1976-06-25 |
1980-04-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija novykh proizvodnykh pirido/1,2-a/pirimidina
|
|
CA1067079A
(en)
*
|
1976-07-22 |
1979-11-27 |
Yamanouchi Pharmaceutical Co. |
Nitrogen-containing heterobicyclic compounds
|
|
US4122274A
(en)
*
|
1977-05-25 |
1978-10-24 |
Bristol-Myers Company |
3-Tetrazolo-5,6,7,8-substituted-pyrido[1,2-a]pyrimidin-4-ones
|
|
HU178910B
(en)
*
|
1977-08-19 |
1982-07-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for preparing 2,3-disubstituted-4-oxo-4h-pyrido/1,2-a/-pyrimidines
|
|
HU180439B
(en)
*
|
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
|
|
HU178496B
(en)
*
|
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
|
|
US4192944A
(en)
*
|
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
|
|
FR2449689A1
(fr)
*
|
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
|
|
HU177184B
(en)
*
|
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
|
|
HU179443B
(en)
*
|
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
|
|
HU176942B
(hu)
*
|
1979-05-11 |
1981-06-28 |
Chinoin Gyogyszer Es Vegyeszet |
Sposob poluchenija 2,3- i 3,4-dvuzamehhjonnykh tetragidro-pirrolo!1,2-a!-pirimidinov
|
|
US4482557A
(en)
*
|
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
|
|
HU178452B
(en)
*
|
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
|
|
HU186607B
(en)
*
|
1982-03-31 |
1985-08-28 |
Chinoin Gyogyszer Es Vegyeszet |
Process for preparing pharmaceutical composition with synergetic antiinflammatory activity
|
|
US4476130A
(en)
*
|
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
|
|
US4507477A
(en)
*
|
1982-09-09 |
1985-03-26 |
Riker Laboratories, Inc. |
Process for tetrazolyl-pyrimidinone derivatives
|
|
US4474953A
(en)
*
|
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
|
|
US4457932A
(en)
*
|
1983-07-22 |
1984-07-03 |
Bristol-Myers Company |
Anti-ulcer agents
|
|
AU588917B2
(en)
*
|
1985-09-25 |
1989-09-28 |
Shionogi & Co., Ltd. |
9-(substituted thio)-4h-pryido(1,2-a) pyrimidin-4-one derivatives
|
|
HU201551B
(en)
*
|
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
|
|
CA2205313C
(en)
|
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
|
|
CA2771588C
(en)
*
|
2009-09-09 |
2018-07-31 |
E I Du Pont De Nemours And Company |
Herbicidal pyrimidone derivatives
|