sodium;5-methyl-1-(2-oxido-2-oxo-4a,6,7,7a-tetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-6-yl)pyrimidine-2,4-dione 、
碘甲烷 生成 1-[(2R)-2-methoxy-2-(18O)oxidanylidene-4a,6,7,7a-tetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-6-yl]-5-methylpyrimidine-2,4-dione