CAS 2466-09-3

diphosphoric acid

Codes：DIQU-008

Application context (from source-drug indications)

干眼症地夸磷索钠干眼综合征地夸磷索钠干燥性角结膜炎地夸磷索钠

Source drugs (routes using this intermediate)

Drug	Tier	Expiry
地夸磷索钠Diquafosol Tetrasodium	Tier C — Watch / trade	-

Position in synthesis routes (up/downstream chain)

Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.

地夸磷索钠优化路线steps: 2total yield: /

((2R,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate→sodium dihydrogen diphosphate(2:1)→diphosphoric acid

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