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Product Name |
D(-)-Glutamic acid |
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Formula |
C5H9NO4 |
Molecular Weight |
147.13 |
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CAS NO. |
6893-26-1 |
Quantity |
500KG |
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Items |
Specification |
Results |
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Appearance |
White crystal or crystalline powder
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Conforms |
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Assay |
≥99% |
99.3% |
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Melting point |
200-202 °C (subl.)(lit.) |
200-202 °C (subl.)(lit.) |
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CONCLUSION |
The result conform with standard |
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Melting point 200-202 ° C (subl.) (lit.)
Specific rotation -31.3 º (c=10,2nhcl)
Boiling point 267.21 ° C (roughestimate)
Density 1.5380
Refractive index 1.4210 (estimate)
Storage conditions keepinmarkplace, sealeddrychemicalbook, roomtemperature
Solubility water (slimly)
Form powder
Acidity coefficient (PKA) pk1:2.162 (＋ 1); pK2:4.272(0); pK3:9.358(－1)(25°C)
Color whitetooff white
Water solubility 7g/l (20 º C)
Synthesis of organic intermediates.
