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Heterocyclen

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Structure Chemical Name CAS MF
Uridine, 4',5'-didehydro-5'-deoxy- Uridine, 4',5'-didehydro-5'-deoxy- 14365-63-0 C9H10N2O5
2-(Bromomethyl)thieno[3,2-d]pyrimidine 2-(Bromomethyl)thieno[3,2-d]pyrimidine 77294-18-9 C7H5BrN2S
2,4-diamino-6-chloropyrimidine-1-oxide 2,4-diamino-6-chloropyrimidine-1-oxide
2,4-dichloro-6-cyclopropyl-5,6,7,8-tetrahydropyrido[4,3-d]pyriMidine 2,4-dichloro-6-cyclopropyl-5,6,7,8-tetrahydropyrido[4,3-d]pyriMidine 1449117-31-0 C10H11Cl2N3
2'-(Methylsulfonyl)-7',8'-dihydro-6'H-spiro[cyclohexane-1,9'-pyrazino[1',2':1,5]pyrrolo[2,3-d]pyrimidin]-6'-one 2'-(Methylsulfonyl)-7',8'-dihydro-6'H-spiro[cyclohexane-1,9'-pyrazino[1',2':1,5]pyrrolo[2,3-d]pyrimidin]-6'-one 2170747-01-8 C15H18N4O3S
(S)-BAY 73-6691 (S)-BAY 73-6691 794568-91-5 C15H12ClF3N4O
2,4-DICHLORO-7-IODO-5H-PYRROLO[3,2-D]PYRIMIDINE 2,4-DICHLORO-7-IODO-5H-PYRROLO[3,2-D]PYRIMIDINE 928840-99-7 C6H2Cl2IN3
2,6-DICHLORO-N,N-DIETHYLPYRIMIDIN-4-AMINE 2,6-DICHLORO-N,N-DIETHYLPYRIMIDIN-4-AMINE 78418-15-2 C8H11Cl2N3
Thiazolo[4,5-d]pyrimidin-2-amine, 7-chloro-5-[[(1S)-1-phenylethyl]thio]- Thiazolo[4,5-d]pyrimidin-2-amine, 7-chloro-5-[[(1S)-1-phenylethyl]thio]- 911820-08-1 C13H11ClN4S2
1-(2-aminoethyl)-5-[(4-chlorophenyl)methyl]-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one 1-(2-aminoethyl)-5-[(4-chlorophenyl)methyl]-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one 1105196-80-2 C14H14ClN5O
2,4-dichloro-5-ethylpyrimidine 2,4-dichloro-5-ethylpyrimidine C6H6Cl2N2
1-[2,5-Anhydro-4-C-(hydroxymethyl)-alpha-L-lyxofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione 1-[2,5-Anhydro-4-C-(hydroxymethyl)-alpha-L-lyxofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione 206055-67-6 C11H14N2O6
Ethyl 4-Methyl-2-(Methylthio)-6-oxo-1,6-dihydropyriMidine-5-carboxylate Ethyl 4-Methyl-2-(Methylthio)-6-oxo-1,6-dihydropyriMidine-5-carboxylate 344361-90-6 C9H12N2O3S
6-Hydroxy-2-(methylsulfanyl)-4-pyrimidinecarboxylic acid 6-Hydroxy-2-(methylsulfanyl)-4-pyrimidinecarboxylic acid 6314-14-3 C6H6N2O3S
TubePharm10tm TubePharm10tm 1589503-96-7 C27H22F2N6O5S
Ethyl 1-Methyl-2,4-dioxo-1H,2H,3H,4H-pyrido[2,3-d]pyrimidine-7-carboxylate Ethyl 1-Methyl-2,4-dioxo-1H,2H,3H,4H-pyrido[2,3-d]pyrimidine-7-carboxylate 1000932-39-7 C11H11N3O4
2,4-dichlorobenzofuro[3,2-d]pyrimidine 2,4-dichlorobenzofuro[3,2-d]pyrimidine 160199-95-1 C10H4Cl2N2O
2-Pyrimidinemethanamine, 5-ethyl-4,6-dimethyl- 2-Pyrimidinemethanamine, 5-ethyl-4,6-dimethyl- 1340495-16-0 C9H15N3
1-(3-Methoxypropyl)-4-oxo-1,4-dihydropyrido[1,2-a]pyrrolo[2,3-d]pyriMidine-2-carboxylic acid 1-(3-Methoxypropyl)-4-oxo-1,4-dihydropyrido[1,2-a]pyrrolo[2,3-d]pyriMidine-2-carboxylic acid 1086386-77-7 C15H15N3O4
2-(Chloromethyl)thieno[3,2-d]pyrimidine 2-(Chloromethyl)thieno[3,2-d]pyrimidine 77294-17-8 C7H5ClN2S
5-Pyrimidinemethanamine, N-(1-ethyl-1H-pyrazol-4-yl)- 5-Pyrimidinemethanamine, N-(1-ethyl-1H-pyrazol-4-yl)- 1339090-16-2 C10H13N5
1-isopropylpyrimidine-2,4,6(1H,3H,5H)-trione 1-isopropylpyrimidine-2,4,6(1H,3H,5H)-trione 69998-14-7 C7H10N2O3
2'-(Methylthio)-7',8'-dihydro-6'H-spiro[cyclohexane-1,9'-pyrazino[1',2':1,5]pyrrolo[2,3-d]pyrimidin]-6'-one 2'-(Methylthio)-7',8'-dihydro-6'H-spiro[cyclohexane-1,9'-pyrazino[1',2':1,5]pyrrolo[2,3-d]pyrimidin]-6'-one 2170747-00-7 C15H18N4OS
1H-Pyrazole-1-propanenitrile, β-cyclopentyl-4-[7-[[2-(triMethylsilyl)ethoxy]Methyl]-7H-pyrrolo[2,3-d]pyriMidin-4-yl]-, (βR)- 1H-Pyrazole-1-propanenitrile, β-cyclopentyl-4-[7-[[2-(triMethylsilyl)ethoxy]Methyl]-7H-pyrrolo[2,3-d]pyriMidin-4-yl]-, (βR)- 941685-40-1 C23H32N6OSi
Ethyl 7H-pyrrolo[2,3-d]pyriMidine-4-carboxylate Ethyl 7H-pyrrolo[2,3-d]pyriMidine-4-carboxylate 915142-91-5 C9H9N3O2
(S)-1-(5-fluoropyriMidin-2-yl)ethanaMine hydrochloride (S)-1-(5-fluoropyriMidin-2-yl)ethanaMine hydrochloride 935667-21-3 C6H9ClFN3
2-(benzo[d]thiazol-2-yl)-2-(2-chloropyriMidin-4-yl)acetonitrile 2-(benzo[d]thiazol-2-yl)-2-(2-chloropyriMidin-4-yl)acetonitrile 345986-38-1 C13H7ClN4S
7-Iodo-2',3'-Dideoxy-7-Deaza-Guanosine 7-Iodo-2',3'-Dideoxy-7-Deaza-Guanosine 114748-67-3 C11H13IN4O3
2,4(1H,3H)-Pyrimidinedione,1-propyl- 2,4(1H,3H)-Pyrimidinedione,1-propyl- 24466-52-2 C7H10N2O2
2169919-97-3 2169919-97-3 2169919-97-3 C17H19ClFN3O2
1-METHYL-1,5-DIHYDRO-4H-PYRAZOLO[3,4-D]PYRIMIDIN-4-ONE 1-METHYL-1,5-DIHYDRO-4H-PYRAZOLO[3,4-D]PYRIMIDIN-4-ONE 5334-56-5 C6H6N4O
2-(1H-Pyrazol-1-yl)pyrimidine-5-boronic acid pinacol ester 2-(1H-Pyrazol-1-yl)pyrimidine-5-boronic acid pinacol ester 1449009-97-5 C13H17BN4O2
1H-Pyrrolo[2,3-d]pyrimidine-5-carboxylicacid,2-amino-4,7-dihydro-4-oxo- 1H-Pyrrolo[2,3-d]pyrimidine-5-carboxylicacid,2-amino-4,7-dihydro-4-oxo- 92636-62-9 C7H6N4O3
1-ALLYLPYRIMIDINE-2,4(1H,3H)-DIONE 1-ALLYLPYRIMIDINE-2,4(1H,3H)-DIONE 25855-26-9 C7H8N2O2
2-AMino-1,4,5,6-tetrahydropyriMidine Hydrochloride 2-AMino-1,4,5,6-tetrahydropyriMidine Hydrochloride 26893-39-0 C4H10ClN3
2,4(1H,3H)-Pyrimidinedione, 1-cyclopentyl- 2,4(1H,3H)-Pyrimidinedione, 1-cyclopentyl- 13345-72-7 C9H12N2O2
Tetrahydro-1,3-bis(hydroxymethyl)-1H-pyrimidin-2-on Tetrahydro-1,3-bis(hydroxymethyl)-1H-pyrimidin-2-on 3270-74-4 C6H12N2O3
2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-methyl- (9CI) 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-methyl- (9CI) 2417-22-3 C5H6N2O3
4-Pyrimidinecarbonitrile, 2-(dimethylamino)- (9CI) 4-Pyrimidinecarbonitrile, 2-(dimethylamino)- (9CI) 79605-00-8 C7H8N4
Tris-2,4,6-(2-pyrimidyl)-1,3,5-triazine Tris-2,4,6-(2-pyrimidyl)-1,3,5-triazine 60681-68-7 C15H9N9
2,4(1H,3H)-Pyrimidinedione, 1-ethenyl- 2,4(1H,3H)-Pyrimidinedione, 1-ethenyl- 15765-17-0 C6H6N2O2
2,4-dichloro-7-fluoropyrido[3,2-d]pyrimidine 2,4-dichloro-7-fluoropyrido[3,2-d]pyrimidine 1824318-03-7 C7H2Cl2FN3
2-Amino-5-(trifluoromethyl)thieno[2,3-d]pyrimidin-4(1H)-one 2-Amino-5-(trifluoromethyl)thieno[2,3-d]pyrimidin-4(1H)-one 1423165-37-0 C7H4F3N3OS
(3S,3'S)-4,4'-(7-chloropyrido[2,3-d]pyriMidine-2,4-diyl)bis(3-MethylMorpholine) (3S,3'S)-4,4'-(7-chloropyrido[2,3-d]pyriMidine-2,4-diyl)bis(3-MethylMorpholine) 1009303-44-9 C17H22ClN5O2
(R)-4-(2-chloro-6-(methylthiomethyl)pyrimidin-4-yl)-3-methylmorpholine (R)-4-(2-chloro-6-(methylthiomethyl)pyrimidin-4-yl)-3-methylmorpholine 1352227-15-6 C11H16ClN3OS
Cyclopropanecarboxylic acid [4-(4,6-dichloropyrimidin-2-ylsulfanyl)phenyl]amide Cyclopropanecarboxylic acid [4-(4,6-dichloropyrimidin-2-ylsulfanyl)phenyl]amide 639090-53-2 C14H11Cl2N3OS
2,4,6-Trichloro-pyrido[3,2-d]pyrimidine 2,4,6-Trichloro-pyrido[3,2-d]pyrimidine 1036738-12-1 C7H2Cl3N3
2,4-Dichloro-6-isopropyl-5,6-dihydropyrrolo[3,4-d]pyriMidin-7-one 2,4-Dichloro-6-isopropyl-5,6-dihydropyrrolo[3,4-d]pyriMidin-7-one 1079649-94-7 C9H9Cl2N3O
2,4(1H,3H)-Pyrimidinedione, 1-(4-bromo-3-fluorophenyl)dihydro- 2,4(1H,3H)-Pyrimidinedione, 1-(4-bromo-3-fluorophenyl)dihydro- 1515197-90-6 C10H8BrFN2O2
2,4(1H,3H)-Pyrimidinedione, 1-cyclobutyl- 2,4(1H,3H)-Pyrimidinedione, 1-cyclobutyl- 1797409-28-9 C8H10N2O2
1-N-acetyluracil 1-N-acetyluracil 40338-28-1 C6H6N2O3
2-[4-(5-BROMOPYRIMIDIN-2-YL)PIPERAZIN-1-YL]ETHANOL 2-[4-(5-BROMOPYRIMIDIN-2-YL)PIPERAZIN-1-YL]ETHANOL 849021-42-7 C10H15BrN4O
4-(PYRIMIDIN-2-YL)BROMOBENZENE 4-(PYRIMIDIN-2-YL)BROMOBENZENE 210354-17-9 C10H7BrN2
2,4(1H,3H)-Pyrimidinedione, 1-(4-bromophenyl)dihydro- 2,4(1H,3H)-Pyrimidinedione, 1-(4-bromophenyl)dihydro- 90772-28-4 C10H9BrN2O2
2-Pyrimidinamine, 5-(trifluoromethyl)- (9CI) 2-Pyrimidinamine, 5-(trifluoromethyl)- (9CI) 69034-08-8 C5H4F3N3
4-chloro-2-cyclopropylpyrimidine 4-chloro-2-cyclopropylpyrimidine 1044771-74-5 C7H7ClN2
7-BROMO-2,4,9-TRIAZABICYCLO[4.3.0]NONA-3,7,10-TRIEN-5-ONE 7-BROMO-2,4,9-TRIAZABICYCLO[4.3.0]NONA-3,7,10-TRIEN-5-ONE 22276-97-7 C6H4BrN3O
2-((5-bromopyrimidin-2-yl)oxy)ethan-1-ol 2-((5-bromopyrimidin-2-yl)oxy)ethan-1-ol 1246922-88-2 C6H7BrN2O2
5-fluoro-1H-pyrimidine-2,4-dione 5-fluoro-1H-pyrimidine-2,4-dione 1189423-58-2 C4H3FN2O2
2,4-di(pyridin-2-yl)-6-(pyridin-4-yl)pyrimidine 2,4-di(pyridin-2-yl)-6-(pyridin-4-yl)pyrimidine 2412116-11-9 C19H13N5
5H-Pyrrolo[3,2-d]pyrimidine-5-carboxylic acid, 2-chloro-, 1,1-dimethylethyl ester 5H-Pyrrolo[3,2-d]pyrimidine-5-carboxylic acid, 2-chloro-, 1,1-dimethylethyl ester 1936241-06-3 C11H12ClN3O2
7-Chloro-6-iodoimidazo[1,2-a]pyrimidin-5(1H)-one 7-Chloro-6-iodoimidazo[1,2-a]pyrimidin-5(1H)-one 1799434-64-2 C6H3ClIN3O
7-benzenesulfonyl-4-chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine 7-benzenesulfonyl-4-chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine 208459-84-1 C12H7ClIN3O2S
2-(1H-Pyrazol-1-yl)-5-(trifluoromethyl)pyrimidine 2-(1H-Pyrazol-1-yl)-5-(trifluoromethyl)pyrimidine 1398504-38-5 C8H5F3N4
(6-Methyl-thieno[2,3-d]pyrimidin-4-yl)-hydrazine (6-Methyl-thieno[2,3-d]pyrimidin-4-yl)-hydrazine 439692-69-0 C7H8N4S
4-PyriMidinecarboxylic acid, 5-broMo-2-(Methylthio)-, ethyl ester 4-PyriMidinecarboxylic acid, 5-broMo-2-(Methylthio)-, ethyl ester 74840-38-3 C8H9BrN2O2S
4-chloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine 4-chloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine 16372-08-0 C6H6ClN3
4-OXO-3,4-DIHYDROTHIENO[3,2-D]PYRIMIDINE-7-CARBOXYLIC ACID 4-OXO-3,4-DIHYDROTHIENO[3,2-D]PYRIMIDINE-7-CARBOXYLIC ACID 1527518-33-7 C7H4N2O3S
5-Chloro-1-methyl-1H-pyrazolo[4,3-d]pyrimidine 5-Chloro-1-methyl-1H-pyrazolo[4,3-d]pyrimidine 1393181-01-5 C6H5ClN4
4-Aminofuro[3,2-d]pyrimidine-7-carboxylic acid 4-Aminofuro[3,2-d]pyrimidine-7-carboxylic acid 1206181-18-1 C7H5N3O3
ethyl4-chlorothieno[3,2-d]pyrimidine-6-carboxylate ethyl4-chlorothieno[3,2-d]pyrimidine-6-carboxylate 596794-87-5 C9H7ClN2O2S
4-chloro-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine 4-chloro-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine 853680-76-9 C14H14ClN3O
Ethyl 4-Chloro-6-methyl-2-(methylthio)pyrimidine-5-carboxylate Ethyl 4-Chloro-6-methyl-2-(methylthio)pyrimidine-5-carboxylate 583878-42-6 C9H11ClN2O2S
5-bromo-4-(2-fluoropropan-2-yl)pyrimidine 5-bromo-4-(2-fluoropropan-2-yl)pyrimidine 1823944-93-9 C7H8BrFN2
4-bromothieno[3,2-d]pyrimidine 4-bromothieno[3,2-d]pyrimidine 16285-70-4 C6H3BrN2S
5-aminothiazolo[4,5-d]pyrimidine-2(3H)-thione 5-aminothiazolo[4,5-d]pyrimidine-2(3H)-thione 892498-86-1 C5H4N4S2
Pyrimidine, 4-hydrazinyl-2-(2-pyridinyl)-6-(trifluoromethyl)- Pyrimidine, 4-hydrazinyl-2-(2-pyridinyl)-6-(trifluoromethyl)- 1306604-16-9 C10H8F3N5
1-Propanone, 1-(2-pyrimidinyl)- (9CI) 1-Propanone, 1-(2-pyrimidinyl)- (9CI) 54643-09-3 C7H8N2O
Furo[2,3-d]pyriMidine, 4-chloro-5,6-diphenyl- Furo[2,3-d]pyriMidine, 4-chloro-5,6-diphenyl- 65148-07-4 C18H11ClN2O
5-(bromomethyl)pyrazolo[1,5-a]pyrimidine 5-(bromomethyl)pyrazolo[1,5-a]pyrimidine 1228351-80-1 C7H6BrN3
pyrazolo[1,5-a]pyrimidin-3-ylmethanamine pyrazolo[1,5-a]pyrimidin-3-ylmethanamine 933749-82-7 C7H8N4
5-[1-(hydroxyimino)ethyl]-4-methylpyrimidin-2-amine 5-[1-(hydroxyimino)ethyl]-4-methylpyrimidin-2-amine 1050886-14-0 C7H10N4O
5-(Benzyloxy)-1,2-dimethyl-6-oxo-1,6-dihydropyrimidine-4-carboxylic acid 5-(Benzyloxy)-1,2-dimethyl-6-oxo-1,6-dihydropyrimidine-4-carboxylic acid 389130-68-1 C14H14N2O4
4-(propan-2-yl)pyrimidin-5-amine dihydrochloride 4-(propan-2-yl)pyrimidin-5-amine dihydrochloride 2241139-74-0 C7H12ClN3
5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile 5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile 43024-16-4 C9H8N4
ethyl 7-(difluoromethyl)-5-phenylpyrazolo[1,5-a]pyrimidine-3-carboxylate ethyl 7-(difluoromethyl)-5-phenylpyrazolo[1,5-a]pyrimidine-3-carboxylate 438219-16-0 C16H13F2N3O2
2-pyridin-2-ylpyrimidine-5-carboxylic acid 2-pyridin-2-ylpyrimidine-5-carboxylic acid 933988-22-8 C10H7N3O2
5-(CHLOROMETHYL)-7-ETHOXY-2-(TRIFLUOROMETHYL)[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE 5-(CHLOROMETHYL)-7-ETHOXY-2-(TRIFLUOROMETHYL)[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE 1000932-47-7 C9H8ClF3N4O
5-thien-2-yl-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carbohydrazide 5-thien-2-yl-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carbohydrazide 832739-24-9 C12H12F3N5OS
1928707-64-5 1928707-64-5 1928707-64-5 C14H14FN5O2
ethyl 4-amino-5-methylthieno[2,3-d]pyrimidine-6-carboxylate ethyl 4-amino-5-methylthieno[2,3-d]pyrimidine-6-carboxylate 60598-74-5 C10H11N3O2S
METHYL 2-(METHYLTHIO)PYRIMIDINE-4-CARBOXYLATE METHYL 2-(METHYLTHIO)PYRIMIDINE-4-CARBOXYLATE 64224-67-5 C7H8N2O2S
6-chloropyrido[3,2-d]pyrimidin-4(3H)-one 6-chloropyrido[3,2-d]pyrimidin-4(3H)-one 171178-33-9 C7H4ClN3O
Pyrimidine,5,5'-(1,4-phenylene)bis- Pyrimidine,5,5'-(1,4-phenylene)bis- 174303-53-8 C14H10N4
4-CHLORO-5-IODO-7-METHYL-7H-PYRROLO[2,3-D]PYRIMIDINE 4-CHLORO-5-IODO-7-METHYL-7H-PYRROLO[2,3-D]PYRIMIDINE 833481-37-1 C7H5ClIN3
4-Chloro-6-methyl-1H-pyrazolo[3,4-d]pyrimidine 4-Chloro-6-methyl-1H-pyrazolo[3,4-d]pyrimidine 30129-53-4 C6H5ClN4
5-broMo-2-(3-(chloroMethyl)phenyl)pyriMidine 5-broMo-2-(3-(chloroMethyl)phenyl)pyriMidine 1100598-50-2 C11H8BrClN2
4-MethylpyriMidine-2-carboxaMide 4-MethylpyriMidine-2-carboxaMide 1330754-32-9 C6H7N3O
5-(pyrimidin-5-yl)isophthalic acid 5-(pyrimidin-5-yl)isophthalic acid 1417570-15-0 C12H8N2O4
6-Phenyluracil 6-Phenyluracil 13345-09-0 C10H8N2O2
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