Where can we get better Cidofovir

Where can we get better Cidofovir? There may be a lot of people who don't know about the drug intermediates in sidovir, and here's the introduction to it:

West more fu wei is also called the smoothie injunctions, chemical formula for C8H14N3O6P, molecular weight of 279.18700, as the fluffy white powder, melting point 260 ℃ (decomposition), density: 1.76 g/cm3, boiling point: 609.5 DHS C at 760 mmHg. Single hydrate: UV maximum absorption (Ph = 2) : 279nm (epsilon 13000). This product is a nucleotide similar to the opening ring, which is a new drug resistant to cytomegalovirus (CMV).

An acyclic phosphate derivative with antiviral activity. Its mechanism of action is competitive inhibition DNA cytosine - 5 - three phosphates, inhibit the DNA polymerase of the virus and mixed with virus DNA, lose its stability, and further slow down the synthesis of DNA and to clear the virus. In addition, because this drug in the body by diphosphate kinase into its activity form, and not rely on viral infection, therefore, different from the more yesterday, respectively.there virus this medicine not easy the creation bears the medicine.