Cabotegravir O-β-D-Glucuronide Methyl Ester is an intermediate in the synthesis of Cabotegravir O-β-D-Glucuronide (C050105). Cabotegravir O-β-D-Glucuronide is a metabolite of Cabotegravir (C050100), a long acting HIV-1 integrase inhibitor with action against a broad range of HIV subtypes.