Polyinosinic acid sodium salt (PI)

English name

Polyinosinic acid  (Poly I)

English aliases

Poly I  sodium salt

CAS No.

30918-54-8

Molecular formula

(C₁₀H₁₀O₇N₄PNa)_n

Molecular weight of  residue

352.2

Sedimentation coefficient

>4s

Structural formula

Physical properties

This product is a white to off-white powder, freely soluble in water, insoluble in ethanol and ether.

在PH7.2条件下， A₂₅₀/A₂₆₀ =1.59～1.65; A₂₈₀/A₂₆₀ =0.27～0.31; λmax=248nm±1nm。

Under the condition of PH7.2, A₂₅₀/A₂₆₀ =1.59～1.65; A₂₈₀/A₂₆₀ =0.27～0.31; λmax=248nm±1nm.

Assay

≥90%

Usage

This product is paired with PolyC to PolyI: C double helix structure, which has an effect on anti-viral

Packing size

500g/bag

Storage

Keep dry and away from light, sealed storage in - 20 ℃