- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
D-Valine D-2-Amino-3-methylbutanoic acid CAS:640-68-6
Quick Details
- Appearance:White powder
- Application:Pharmaceutical element and pharmaceutical intermediate
- PackAge:25kg/drum
- ProductionCapacity:2000|Metric Ton|Year
- Storage:Store in cool and dry place, away from sun light.
- Transportation:By sea or by air
Superiority:
|
Product name |
D-Valine |
|
Alias |
D-2-Amino-3-methylbutanoic acid; H-D-Val-OH |
|
CAS NO |
640-68-6 |
|
EINECS No. |
211-368-9 |
|
Molecular formula |
C5H11NO2 |
|
Molecular weight |
117.1463 |
|
Structural formula |
|
|
Product description |
White flaky crystal or yellowish crystal, soluble in 18.4 parts of water, poorly soluble in alcohol. Solubility in water is: 56 g/l (20°C), soluble in inorganic acid, insoluble in organic acid, soluble in ethyl alcohol, diethyl ether and benzene. |
|
Uses |
Pharmaceutical element and pharmaceutical intermediate, it can be used in compounding alatan. |
Details:
|
Item |
Standard |
Results |
|
Appearance |
A white to off-white powder |
Conforms |
|
differentiate |
To match with standard |
Consistent |
|
Transmittance |
≥98% |
Conforms |
|
Specific rotation(On dried basis) |
+33.0°~+35.0° |
+33.75° |
|
Loss on drying |
≤0.2% |
0.10% |
|
Chloride |
≤0.02% |
<0.02% |
|
Ammonium(NH4) |
≤0.02% |
<0.02% |
|
Iron(Fe) |
≤0.001% |
<0.001% |
|
Sulfate(So4) |
≤0.02% |
<0.02% |
|
Other amino acids |
Passed |
Conforms |
|
Residue on igaition |
≤0.10% |
0.05% |
|
Heavy metals(Pb) |
≤10ppm |
<10ppm |
|
PH |
5.4—6.0 |
5.72 |
|
Assay |
98.5%~101.5% |
99.43% |
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