CH530415A
(en )
1972-11-15
Process for the preparation of pyrimidine derivatives
AT315384B
(en )
1974-05-27
Process for the preparation of pyrimidine nucleosides
CH438344A
(en )
1967-06-30
Process for the preparation of basic substituted pyrimido (5,4-d) pyrimidines
CH522666A
(en )
1972-06-30
Process for the preparation of s-triazolo- (1,5-a) -pyrimidines
CH507266A
(en )
1971-05-15
Process for the preparation of pyrazolo (3,4-d) pyrimidines
CH556855A
(en )
1974-12-13
PROCESS FOR THE PREPARATION OF SUBSTITUTED 1,2-DIHYDRO1,3,5-TRIAZINES.
CH549581A
(en )
1974-05-31
PROCESS FOR THE PREPARATION OF 4-AMINO-6,7,8-TRIALCOXYCHINAZOLINES.
CH547824A
(en )
1974-04-11
PROCESS FOR THE PRODUCTION OF SILVER COMPOUNDS OF PYRIMIDINE, PURINE AND 8-AZAPURINE COMPOUNDS.
AT342050B
(en )
1978-03-10
PROCESS FOR THE PREPARATION OF 2,6-BIS- (DIATHANOLAMINO) -4,8-DIPIPERIDINO-PYRIMIDO (5,4-D) -PYRIMIDINE
AT306024B
(en )
1973-03-26
Process for the preparation of 4-hydroxy-1H-pyrazolo- (3,4-d) -pyrimidine
CH533120A
(en )
1973-01-31
Process for the preparation of pyrimidine derivatives
CH457474A
(en )
1968-06-15
Process for the preparation of 2,4-diamino-7-chloropyrido (2,3-d) pyrimidines
AT349023B
(en )
1979-03-12
PROCESS FOR THE PREPARATION OF 2,6-BIS (DIAETHANOLAMINE) -4,8-DIPIPERIDINE-PYRIMID- (5,4-D) -PYRIMIDINE
AT299209B
(en )
1972-06-12
Process for the preparation of 4-hydroxy-1H-pyrazolo- [3,4-d] -pyrimidine
AT292715B
(en )
1971-09-10
Process for the preparation of 4-chloro-pyrazolo (3,4-d) pyrimidine
AT292714B
(en )
1971-09-10
Process for the preparation of 4-hydroxy-pyrazolo (3,4-d) pyrimidine
CH555843A
(en )
1974-11-15
PROCESS FOR THE PREPARATION OF S-SUBSTITUTED 2-MERCAPTOPYRIDO (2,3-D) -PYRIMIDINE-4 (3H) -ONES.
CH550180A
(en )
1974-06-14
PROCESS FOR THE PREPARATION OF 1,3,6-SUBSTITUTED URACILS.
CH529143A
(en )
1972-10-15
Process for the preparation of new 2,6-bis (dialkanol-amino) -pyrimido (5,4-d) pyrimidines
AT326665B
(en )
1975-12-29
Process for the preparation of 2,4-DIAMINO-5- (3,4,5-TRIMETHOXYBENZYL) -PYRIMIDINE
CH484929A
(en )
1970-01-31
Process for the preparation of pyrazolo (3,4-d) pyrimidines
AT328453B
(en )
1976-03-25
PROCESS FOR THE PREPARATION OF PYRIMIDO (5,4-D) PYRIMIDINE DERIVATIVES
AT340934B
(en )
1978-01-10
PROCESS FOR THE PREPARATION OF 2,4-DIAMINO-5- (3 ', 4', 5'-TRIMETHOXYBENZYL) -PYRIMIDINE
NO125820C
(en )
1980-02-26
PROCEDURE FOR PREPARING 2,6-BIS- (DIETHANOL-AMINO) -4,8-DIPIPERIDINO-PYRIMIDO- (5,4-D) -PYRIMIDINE
CH523262A
(en )
1972-05-31
Process for the preparation of pyrimidine derivatives