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Heterocyclic Building Blocks

A total of 28,391 products — Page 294 of 474

2H-CHROMENE-6-CARBOXYLIC ACID

527681-43-2

2A Catalog# 2A-0124640
2H-IMIDAZOLE-2-THIONE, 1,3-DIHYDRO-1-METHYL-, RADICAL ION

223768-14-7

2A Catalog# 2A-0124641
2H-ISOINDOLE-1-CARBOXYLIC ACID

109839-13-6

2A Catalog# 2A-0124642
2H-NAPHTHO[1,8-BC]FURAN-2-ONE

5247-85-8

2A Catalog# 2A-0124644
2H-PYRAZOLO[3,4-C]PYRIDINE

271-45-4

2A Catalog# 2A-0124647
2H-PYRAZOLO[3,4-D]PYRIMIDINE

271-78-3

2A Catalog# 2A-0124648
2H-PYRAZOLO[4,3-B]PYRIDINE

272-51-5

2A Catalog# 2A-0124649
2H-PYRAZOLO[4,3-C]PYRIDINE

271-50-1

2A Catalog# 2A-0124650
2H-TETRAZOLE-5-CARBALDEHYDE

65041-17-0

2A Catalog# 2A-0124654
3,3'-BIISOXAZOLE

16840-55-4

2A Catalog# 2A-0124809
3,3'-BIPYRIDINE]-5,5'-DICARBONITRILE

1226808-65-6

2A Catalog# 2A-0124811
3,3'-BITHIOPHENE]-5-CARBALDEHYDE

137320-59-3

2A Catalog# 2A-0124815
3,3,4,4-TETRAFLUOROPYRROLIDINE HYDROCHLORIDE

1841-00-5

2A Catalog# 2A-1124840
3,3-BIS(3,5-DIBROMO-4-HYDROXYPHENYL)ISOBENZOFURAN-1(3H)-ONE

1301-20-8

2A Catalog# 2A-0124844
3,3-BIS(BROMOMETHYL)-1-TOSYLAZETIDINE

1041026-61-2

2A Catalog# 2A-0124847
3,3-DIFLUOROPYRROLIDINE

316131-01-8

2A Catalog# 2A-1124875
3,3-DIMETHYL-1,2,3,4-TETRAHYDROISOQUINOLINE

28459-83-8

2A Catalog# 2A-0124884
3,3-DIMETHYL-1,2,3,4-TETRAHYDROISOQUINOLINE HYDROCHLORIDE

153396-85-1

2A Catalog# 2A-0124885
3,3-DIMETHYL-2,3-DIHYDROBENZO[D]ISOTHIAZOLE 1,1-DIOXIDE

102362-98-1

2A Catalog# 2A-0124890
3,3-DIMETHYL-3H-SPIRO[BENZO[C]FURAN-1,4'-PIPERIDINE] HYDROCHLORIDE

1172717-60-0

2A Catalog# 2A-0124897
3,3-DIMETHYL-6-NITROINDOLINE

179898-72-7

2A Catalog# 2A-0124898
3,3-DIMETHYLMORPHOLINE

59229-63-9

2A Catalog# 2A-1124910
3,3-DIMETHYLPYRROLIDINE HYDROCHLORIDE

792915-20-9

2A Catalog# 2A-0124915
3,4'-DIHEXYL-2,2'-BITHIOPHENE

135926-93-1

2A Catalog# 2A-0124923
3,4,5-TRIBROMO-1-(4-NITROPHENYL)-1H-PYRAZOLE

175135-29-2

2A Catalog# 2A-0124934
3,4,5-TRICHLORO-2-METHYLPYRIDINE

1187932-77-9

2A Catalog# 2A-0124937
3,4,5-TRIMETHOXY-N-(2-(3-(PIPERAZIN-1-YLMETHYL)IMIDAZO[2,1-B]THIAZOL-6-YL)PHENYL)BENZAMIDE

925432-73-1

2A Catalog# 2A-0124963
3,4,5-TRIMETHYL-4H-1,2,4-TRIAZOLE

16759-45-8

2A Catalog# 2A-0124975
3,4,6-TRIBROMOPYRIDAZINE

55928-86-4

2A Catalog# 2A-0124979
3,4-DI(FURAN-2-YL)THIOPHENE

175205-71-7

2A Catalog# 2A-0124993
3,4-DIBROMO-2-FLUOROPYRIDINE

137718-84-4

2A Catalog# 2A-0125007
3,4-DIBROMO-2-NITROTHIOPHENE

35633-91-1

2A Catalog# 2A-0125008
3,4-DIBROMO-5-FLUOROPYRIDINE

1260843-59-1

2A Catalog# 2A-0125009
3,4-DIBROMO-5-HYDROXYFURAN-2(5H)-ONE

766-38-1

2A Catalog# 2A-1125010
3,4-DIBROMOFURAN-2,5-DIONE

1122-12-9

2A Catalog# 2A-1125013
3,4-DIBROMOISOQUINOLINE

36963-44-7

2A Catalog# 2A-0125014
3,4-DICHLORO-5-HYDROXYFURAN-2(5H)-ONE

766-40-5

2A Catalog# 2A-0125021
3,4-DICHLORO-5-NITROPYRIDINE

56809-84-8

2A Catalog# 2A-0125022
3,4-DICHLOROPYRIDAZINE

1677-80-1

2A Catalog# 2A-0125046
3,4-DICHLOROPYRIDINE HYDROCHLORIDE

159732-45-3

2A Catalog# 2A-0125049
3,4-DIETHOXY-1,2,5-THIADIAZOLE 1-OXIDE

79844-64-7

2A Catalog# 2A-0125052
3,4-DIETHOXY-1,2,5-THIADIAZOLE-1,1-DIOXIDE

55904-84-2

2A Catalog# 2A-0125053
3,4-DIHYDRO-2H-PYRANO[2,3-B]PYRIDINE-6-CARBALDEHYDE

1222533-91-6

2A Catalog# 2A-1125131
3,4-DIHYDRO-2H-PYRANO[3,2-B]PYRIDINE

70381-92-9

2A Catalog# 2A-0125134
3,4-DIHYDRO-2H-PYRANO[3,2-C]PYRIDINE

57446-02-3

2A Catalog# 2A-0125135
3,4-DIHYDRO-2H-PYRIDO[3,2-B][1,4]THIAZINE-6-CARBOXYLIC ACID

924278-68-2

2A Catalog# 2A-0125137
3,4-DIHYDROIMIDAZO[4,5-B]PYRIDIN-5-ONE

28279-48-3

2A Catalog# 2A-0125155
3,4-DIHYDROISOQUINOLINE-2(1H)-CARBALDEHYDE

1699-52-1

2A Catalog# 2A-0125158
3,4-DIHYDROPYRROLO[1,2-A]PYRAZIN-1(2H)-ONE

54906-42-2

2A Catalog# 2A-0125163
3,4-DIMETHOXY-1,2,5-THIADIAZOLE 1,1-DIOXIDE

55904-83-1

2A Catalog# 2A-0125176
3,4-DIMETHOXY-1,2,5-THIADIAZOLE 1-OXIDE

78441-23-3

2A Catalog# 2A-0125177
3,4-DIMETHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID

89831-40-3

2A Catalog# 2A-0125206
3,4-DIMETHYLPYRROLIDINE

5309-82-0

2A Catalog# 2A-0125227
3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE

175202-58-1

2A Catalog# 2A-0125228
3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2-CARBALDEHYDE

159709-36-1

2A Catalog# 2A-0125230
3,4-DIMETHYLTHIOPHENE

632-15-5

2A Catalog# 2A-0125231
3,4-DINITRO-1H-PYRAZOLE

38858-92-3

2A Catalog# 2A-0125234
3,4-DINITROBENZO[B]THIOPHENE

23692-83-3

2A Catalog# 2A-0125235
3,4-DINITROBENZOFURAN

69227-66-3

2A Catalog# 2A-0125236
3,4-DIPHENYLTHIOPHENE-2,5-DICARBONITRILE

175205-73-9

2A Catalog# 2A-0125240

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