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Heterocyclic Building Blocks

  • Carreira Spirocyclic Building Blocks - (24)
  • Boger Tetrazines and Triazines - (9)
  • Halogenated Heterocycles - (3532)
  • Fluorinated Heterocycles - (883)
  • Baran Sulfinate Building Block Collection - (9)
  • Pyridyne and Indolyne Precursors - (7)
  • Acridines - (11)
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  • Benzoxazines - (28)
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  • Coumarins - (54)
  • Furans - (388)
  • Homopiperidines - (6)
  • Imidazoles - (262)
  • Imidazolines/Imidazolidines - (50)
  • Imidazopyridines - (14)
  • Indazoles - (57)
  • Indoles - (420)
  • Indolines - (34)
  • Isothiazoles - (3)
  • Isoquinolines - (53)
  • Isoxazoles - (260)
  • Morpholines/Thiomorpholines - (163)
  • Naphthyridines - (41)
  • Oxadiazoles - (106)
  • Oxazoles - (102)
  • Oxazolines/Oxazolidines - (35)
  • Oxetanes - (25)
  • Piperazines - (338)
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  • Piperidones - (52)
  • Purines - (56)
  • Pyrans - (117)
  • Pyrazines - (97)
  • Pyrazoles - (651)
  • Pyridazines - (61)
  • Pyridines - (2483)
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  • Pyrroles - (136)
  • Pyrrolidines - (360)
  • Pyrrolines - (13)
  • Quinaldines - (9)
  • Quinazolines - (46)
  • Quinolines - (636)
  • Quinoxalines - (40)
  • Quinuclidines - (8)
  • Tetrazoles - (50)
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  • Thiophenes - (356)
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  • Other Heterocyclic Building Blocks - (162)

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