

![2-CHLORO-4-MORPHOLINOFURO[3,2-D]PYRIMIDINE](/structure/956034-08-5.png)
![1,3-Dimethyl-5-[2-(3-methylthiazolidin-2-ylidene)ethylidene]pyrimidine-2,4,6-trione](/structure/428519-08-8.png)
1,3-Dimethyl-5-[2-(3-methylthiazolidin-2-ylidene)ethylidene]pyrimidine-2,4,6-trione



4-Methoxy-6-(3-Methyl-piperazin-1-yl)-pyriMidine hydrochloride


![3,4-Dihydro-6-methyl-3-(2-methylpropyl)-4-oxofuro[2,3-d]pyrimidine-5-carboxylic acid](/structure/1031967-08-4.png)
3,4-Dihydro-6-methyl-3-(2-methylpropyl)-4-oxofuro[2,3-d]pyrimidine-5-carboxylic acid

![[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLIC ACID, 7-METHYL-2-(TRIFLUOROMETHYL)-](/structure/924846-75-3.png)
[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLIC ACID, 7-METHYL-2-(TRIFLUOROMETHYL)-
![5H-Pyrrolo[3,2-d]pyrimidine-7-carboxylicacid, 4-amino-, ethyl ester](/structure/2320-75-4.png)
5H-Pyrrolo[3,2-d]pyrimidine-7-carboxylicacid, 4-amino-, ethyl ester
![3-methylbutyl 4-[2-(difluoromethoxy)phenyl]-1,6-dimethyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate](/structure/114915-08-1.png)

2,4,6(1H,3H,5H)-Pyrimidinetrione, 1,3-bis(2-chloroethyl)-5,5-diethyl-
![7H-Pyrrolo[2,3-d]pyrimidine,2,7-dimethyl-](/structure/14356-75-3.png)
![Pyrazolo[1,5-a]pyrimidine-3-carbonitrile,5-chloro-6-(2,5-dichloro-3-thienyl)-7-[(2,2-dimethylpropyl)amino]-](/structure/821023-08-9.png)

2,4(1H,3H)-Pyrimidinedione, 1,3-dimethyl-5-(trifluoromethyl)-

5-(2-Butenyl)-5-isopropyl-2-sodiothio-4,6(1H,5H)-pyrimidinedione
![Pyrimidine, 5-[4-(pentylthio)-1,2,5-thiadiazol-3-yl]-](/structure/647860-08-0.png)
![5-butyl-5-[2-(dimethylamino)ethyl]-2-thioxodihydropyrimidine-4,6(1H,5H)-dione hydrochloride](/structure/1146-08-3.png)
5-butyl-5-[2-(dimethylamino)ethyl]-2-thioxodihydropyrimidine-4,6(1H,5H)-dione hydrochloride
![6-ethyl-3-phenyl-5,6-dihydrofuro[2,3-d]pyrimidine-2,4(1H,3H)-dione](/structure/23458-75-5.png)
6-ethyl-3-phenyl-5,6-dihydrofuro[2,3-d]pyrimidine-2,4(1H,3H)-dione

4-Pyrimidinecarboxylic acid, 2-amino-5-benzoyl-, methyl ester
![2,4,6(1H,3H,5H)-Pyrimidinetrione,5-[4-(2-hydroxyethyl)-1-piperazinyl]-5-phenyl-](/structure/192820-08-9.png)
2,4,6(1H,3H,5H)-Pyrimidinetrione,5-[4-(2-hydroxyethyl)-1-piperazinyl]-5-phenyl-
![Pyrido[2,3-d]pyrimidine-2,4-diamine,6-[(2,5-dimethoxyphenyl)methyl]-7-methyl-](/structure/170946-08-4.png)
Pyrido[2,3-d]pyrimidine-2,4-diamine,6-[(2,5-dimethoxyphenyl)methyl]-7-methyl-
![6H-Thiopyrano[3,2-d]pyrimidine](/structure/33526-08-8.png)
![2,4,6(1H,3H,5H)-Pyrimidinetrione,5-[[4-methoxy-3-(phenylmethoxy)phenyl]methylene]-, monohydrate](/structure/648924-08-7.png)
2,4,6(1H,3H,5H)-Pyrimidinetrione,5-[[4-methoxy-3-(phenylmethoxy)phenyl]methylene]-, monohydrate
![TETRAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLIC ACID, 7-(4-CHLOROPHENYL)-1,7-DIHYDRO-5-METHYL-, ETHYL ESTER](/structure/367907-08-2.png)
TETRAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLIC ACID, 7-(4-CHLOROPHENYL)-1,7-DIHYDRO-5-METHYL-, ETHYL ESTER

2-(2,3,4,-Trimethoxybenzylidenehydrazino)-3,4,5,6-tetrahydropyrimidine
![5-chloro-7-pentofuranosyl-7H-pyrrolo[2,3-d]pyrimidine](/structure/57024-75-6.png)
![Pyrazolo[1,5-a]pyrimidine, 1,3a-dihydro-3-(4-methoxyphenyl)-2-phenyl-](/structure/802919-08-0.png)
Pyrazolo[1,5-a]pyrimidine, 1,3a-dihydro-3-(4-methoxyphenyl)-2-phenyl-


5-Allyl-5-(1-methylallyl)-2-sodiooxy-4,6(1H,5H)-pyrimidinedione
![Pyrimidine,2-[2-(4,5-dihydro-1H-imidazol-2-yl)hydrazinyl]-](/structure/741997-08-0.png)
![4,6-Pyrimidinediamine,N,N-dimethyl-2-[5-methyl-4-[3-(4-phenyl-1-piperazinyl)-1-propenyl]-1H-pyrazol-1-yl]-N'-(2-methylpropyl)-](/structure/799788-08-2.png)
![7-HYDRAZINO-5-METHYL[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE](/structure/37140-08-2.png)
![2-amino-7-{[(1,3-dihydroxypropan-2-yl)oxy]methyl}-4-hydroxy-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile](/structure/127945-75-9.png)