English name：Guanosine 5'-diphosphate disodium salt(GDP)

English aliases：5'-GDP,2Na; GDP- Na2;Disodium (4xi)-5'-O-{[(hydroxyphosphinato)oxy]phosphinato}guanosine; 5'-Guanosine diphosphatedisodium salt

CAS No.：7415-69-2

EINECS No.：231-026-2

Molecular formula：C₁₀H₁₃O₁₁N₅P₂Na₂ 

Molecular weight：487.16

Structural formula：  

Physical properties：

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

Under the condition of PH1.0,A250/A260 =0.90～1.00; A280/A260 =0.62～0.72; λmax=256 nm±1nm. 

Purity(HPLC)：≥98%(Excellent grade)

Usage：This product belongs to the nucleotide products，and can be used as biochemical reagent and intermediate for the production nucleotide drugs..And it can be used for the production of PolyG and oligonucleotides etc..

Packing size：5kg

Storage：Preserve in tight,light-resistant containers,in a freezing place.