Pyridopyrimidines

6-bromo-2-(methylsulfanyl)-7H,8H-pyrido[2,3-d]pyrimidin-7-one

2-(Methylthio)-8H-pyrido[2,3-d]pyrimidin-7-one

2-Amino-5,6,7,8-tetrahydropyrido-[4,3-d]-pyrimidine dihydrochloride

tert-Butyl 4-chloro-5,6-dihydropyrido[3,4-d]pyrimidine-7(8H)-carboxylate

6-Boc-4-dichloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine

7-Benzyl-2,4-dichloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine

2-Chloro-pyrido[2,3-d]pyrimidine

3H,4H,5H,6H,7H,8H-pyrido[4,3-d]pyrimidin-4-one dihydrochloride

tert-Butyl 2-chloro-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate

methyl 2-hydroxy-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylate

methyl 2-hydroxy-8-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylate

5-methoxy-1-methylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione

5-hydrazino-1,3-dimethylpyrido[2,3-{d}]pyrimidine-2,4(1{H},3{H})-dione

2-Methyl-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine hydrochloride

2-Methyl-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine

Benzyl 2,4-dichloro-5h,6h,7h,8h-pyrido[4,3-d]pyrimidine-6-carboxylate

4-Chloro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine hydrochloride

4-Chloro-7-methyl-pyrido[2,3-d]pyrimidine

2,4-Dichloro-5,6,7,8-tetrahydro-pyrido[3,4-d]pyrimidine hydrochloride

7-Boc-2-chloro-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine