Methyl 3-hydroxy-2-methylpropionate (also called “Roche ester”) is an important intermediate for the manufacture of pharmaceutical active ingredients. Both enantiomers are available on kilogram scale with very high optical purity (>99%).
IUPAC name: Methyl 3-hydroxy-2-methylpropionate
CAS Number: 72657-23-9 (R), 80657-57-4 (S)
Molecular Formula: C5H10O3
PubChem CID: 5324733 (R), 10192563 (S)
Molecular weight: 118.13 g.mol-1
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