(4R,12As)-7-Hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2h-pyrido[1’,2’:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic Acid

Place your order for (4R,12As)-7-Hydroxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2h-pyrido[1’,2’:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic Acid product with CAS: 1246616-73-8. It is also known as (4R,12aS)-3,4,6,8,12,12a-Hexahydro-7-hydroxy-4-methyl-6,8-dioxo-2H-pyrido[1’,2’:4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic Acid; . This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require.