tert-Butyl5,5-difluoro-2,7-diazaspiro[3.5]nonane-2-carboxylate

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tert-Butyl5,5-difluoro-2,7-diazaspiro[3.5]nonane-2-carboxylate structure
Structural Feature
Diazaspiro scaffold
Reactive Feature
Boc-protected amine Difluoro substituted Secondary amine
Synthesis Role
Fluorinated heterocyclic building block
Application Context
Pharmaceutical intermediate
CAS Number2007920-32-1
Molecular FormulaC12H20F2N2O2
Molecular Weight262.30 g/mol
AppearanceOff-white solid
SMILESCC(C)(C)OC(=O)N1CC2(CCNCC2(F)F)C1
InChIKeyJCYJASVFYGZVMT-UHFFFAOYSA-N
Descriptiontert-Butyl 5,5-difluoro-2,7-diazaspiro[3.5]nonane-2-carboxylate, a gem-difluoro diazaspiro building block. The spirocyclic framework provides 3D rigidity; gem-difluoro enhances metabolic stability.
ApplicationsPharmaceutical intermediate; spirocyclic building block; fluorinated; diazaspiro

Calculated / Predicted Properties

Estimated Boiling Point323.2 °C (predicted)
Estimated Density1.20 g/cm³ (predicted)