5-Bromo-2,4-dichloropyrimidine

Its uses include helping to prepare the pyridopyrimidine core, specifically through reactions involving 5-bromo-2-chloro-N-cyclopentylpyrimidin-4-amine to form 2-chloro-8-cyclopentyl-5-methylpyrido[3-d]pyrimidin-7(8H)-one. 5-Bromo-2,4-dichloropyrimidine is a crucial, high-yield starting material for synthesizing Palbociclib (a CDK4/6 inhibitor) intermediates.

API Name Palbociclib
CAS No 36082-50-5
Molecular Formula C4HBrCl2N2
Molecular Weight 227.87 g/mol
Synonyms 5-bromo-2,4-dichloropyrimidine

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