D-valine

We are instrumental in manufacturing and supplying D-valine which is with fluorine amine ester of intermediates.
Used as drugs raw materials and intermediates, also used in synthetic sweeteners revised
Used for biochemical research.
Acetyl - DL - valine as raw material, through acylation enzyme split, hydrochloric acid acidification precipitation D - valine crystal, then through recrystallization refined products.

Product Featurei Same product, less the impurity; Same impurity, less the quantity.

Product Specification / Modelsi In-house standard
Appearance: white or white crystalline powder
Assay:98.0%~101.0% Specific rotation:-27.6~-29.0degree
State of solution:>=95.0% Heavy metal:<=10ppm
Chloride:<=0.1% Arsenic?:<=2ppm
Loss on drying:<=0.2% Residue on ignition:<=0.2%

Application : D - valine is with fluorine amine ester of intermediates.
Used as drugs raw materials and intermediates, also used in synthetic sweeteners revised
Used for biochemical research