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L-2-Amino-3,3-dimethylbutanoic acid 3-Methyl-l-valine CAS:20859-02-3
Product name |
L-2-Amino-3,3-dimethylbutanoic acid |
English name |
L-2-Amino-3,3-dimethylbutanoic acid |
Alias |
L-valine,3-methyl; L-tert-Leucine; 2-amino-3,3-dimethyl-butanoic acid; 3-Methyl-l-valine; D-t-Butylglycine; NSC203785; 3-methylvaline; H-Tle-OH |
CAS NO |
20859-02-3 |
EINECS No. |
424-750-7424-750-7 |
Molecular formula |
C6H13NO2 |
Molecular weight |
131.1729 |
Structural formula |
|
Product description |
White crystal. Density: 1.038g/cm3; melting point: 300℃; boiling point: 217.7°C at 760 mmHg; flash point: 85.5℃; solubility: 125.5 g/L (20℃); vapor pressure: 0.0499mmHg at 25 ℃. |
Uses |
As nutrient supplement, feed additive, and in compounding drugs. |
Item |
Standard |
Test Results |
|
Identification |
A.H-NMR:Comply with the structure |
Complies |
|
B.LC-MS:Comply with the structure |
Complies |
||
C.The IR spectrum of sample should be identical with that of reference standard; |
Complies |
||
D.HPLC-ESI-MS |
Complies |
||
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. |
|||
Heavy metals |
≤10 ppm |
<10ppm |
|
Water |
≤1.0% |
0.10% |
|
Sulphated ash |
≤0.5%, determined on 1.0 g. |
0.01% |
|
Related substances |
Unspecified impurities: for each impurity |
≤0.10% |
<0.10% |
Total Impurity |
≤0.5% |
0.18% |
|
Purity |
≥99.0% |
99.70% |
|
Assay |
99.0%~101.0% (anhydrous substance). |
99.80% |
|
Storage |
Preserve in well-closed, light-resistant and airtight containers. |
Complies |
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