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| L(+)-Asparagine monohydrate Basic information | |
| Product Name: | L(+)-Asparagine monohydrate |
| CAS: | 5794-13-8 |
| MF: | C4H10N2O4 |
| MW: | 150.13 |
| EINECS: | 611-593-6 |
| Mol File: | 5794-13-8.mol |
| L(+)-Asparagine monohydrate Chemical Properties | |
| Melting point | 233-235 °C(lit.) |
| alpha | 35 º (c=10, 6N HCl) |
| Boiling point | 271.66°C (rough estimate) |
| density | 1,543 g/cm3 |
| refractive index | 31 ° (C=10, HCl) |
| storage temp. | 2-8°C |
| solubility | H2O: 20 mg/mL |
| form | powder |
| color | White to Off-white |
| PH | 4.0-5.5 (20g/l, H2O, 20℃) |
| Water Solubility | 30 g/L (20 ºC) |
| Merck | 14,837 |
| BRN | 5767869 |
| CAS DataBase Reference | 5794-13-8(CAS DataBase Reference) |
Item |
Specification |
Result |
Appearance |
White crystals or crystalline powder |
Conforms |
Specific rotation [α]D20 |
+34.2°to +36.5° |
+35.0° |
State of solution |
Not less than 98.0% |
98.7% |
Chloride(Cl) |
Not more than 0.020% |
Conforms |
Ammonium(NH4) |
Not more than 0.10% |
Conforms |
Sulfate(SO4) |
Not more than 0.020% |
Conforms |
Iron(Fe) |
Not more than 10ppm |
Conforms |
Heavy metals(Pb) |
Not more than 10ppm |
Conforms |
Arsenic(As2O3) |
Not more than 1ppm |
Conforms |
Other amino acids |
Meets the requirements |
Conforms |
Loss on drying |
11.5 to 12.5% |
11.9% |
Residue on ignition |
Not more than 0.10% |
0.05% |
Assay |
99.0 to 101.0% |
99.3% |
pH |
4.4 to 6.4 |
5.0 |
Conclusion : |
The products Conforms to AJI92 | |
| L(+)-Asparagine monohydrate Basic information | |
| Product Name: | L(+)-Asparagine monohydrate |
| CAS: | 5794-13-8 |
| MF: | C4H10N2O4 |
| MW: | 150.13 |
| EINECS: | 611-593-6 |
| Mol File: | 5794-13-8.mol |
| L(+)-Asparagine monohydrate Chemical Properties | |
| Melting point | 233-235 °C(lit.) |
| alpha | 35 º (c=10, 6N HCl) |
| Boiling point | 271.66°C (rough estimate) |
| density | 1,543 g/cm3 |
| refractive index | 31 ° (C=10, HCl) |
| storage temp. | 2-8°C |
| solubility | H2O: 20 mg/mL |
| form | powder |
| color | White to Off-white |
| PH | 4.0-5.5 (20g/l, H2O, 20℃) |
| Water Solubility | 30 g/L (20 ºC) |
| Merck | 14,837 |
| BRN | 5767869 |
| CAS DataBase Reference | 5794-13-8(CAS DataBase Reference) |
Item |
Specification |
Result |
Appearance |
White crystals or crystalline powder |
Conforms |
Specific rotation [α]D20 |
+34.2°to +36.5° |
+35.0° |
State of solution |
Not less than 98.0% |
98.7% |
Chloride(Cl) |
Not more than 0.020% |
Conforms |
Ammonium(NH4) |
Not more than 0.10% |
Conforms |
Sulfate(SO4) |
Not more than 0.020% |
Conforms |
Iron(Fe) |
Not more than 10ppm |
Conforms |
Heavy metals(Pb) |
Not more than 10ppm |
Conforms |
Arsenic(As2O3) |
Not more than 1ppm |
Conforms |
Other amino acids |
Meets the requirements |
Conforms |
Loss on drying |
11.5 to 12.5% |
11.9% |
Residue on ignition |
Not more than 0.10% |
0.05% |
Assay |
99.0 to 101.0% |
99.3% |
pH |
4.4 to 6.4 |
5.0 |
Conclusion : |
The products Conforms to AJI92 | |
