D-Leucine is an important source of organice chiral,mainly used in chiral drugs,chiral additives,and other cross-over.
As an optically active organic acid,it plays an irreplaceable role in the asymmetric synthesis of some chiral compounds.
Pharmaceutical raw material; the intermediates of chiral drug ,ect.
|
Item |
Specification |
Result |
|
Description |
White powders |
White powder |
|
Assay |
98.0~101.0% |
99.0% |
|
Specific optical rotation |
-14.0° ~ -16.0° |
-14.8° |
|
Chloride |
≤0.20% |
Conforms |
|
Heavy metals |
≤10ppm |
<10ppm |
|
Arsenic |
≤1ppm |
<1ppm |
|
Loss on drying |
≤0.20% |
0.12% |
|
Residue on ignition |
≤0.20% |
0.09% |
There are several Related Products available. Here are a few of the most common types:
D-Alanine : This product mainly used in the field o chiral additives and chiral auxiliaries,pharmaceutical intermediates of cephalosporin, and is new style sweeteners,etc.
D-Valine : This product is an important organic chiral source which mainly use in the fields of chiral intermediates,chiral additives and chiral auxiliaries,etc.
