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D-serine manufacturer CAS:312-84-5

Sep 9th, 2022 at 23:44   Flavors & Fragrances   Moncks Corner   61 views Reference: O5xe76Ojd7r

Location: Moncks Corner

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Chemical Name:D-serine
CAS.NO:312-84-5
Synonyms:D-serine
(R)-2-Amino-3-hydroxypropanoic acid
Physical and Chemical Properties:
Density1.4±0.1 g/cm3
Boiling Point394.8±32.0 °C at 760 mmHg
Melting Point220 °C
Molecular FormulaC3H7NO3
Molecular Weight105.093
Flash Point192.6±25.1 °C
Vapour Pressure0.0±2.1 mmHg at 25°C
Index of Refraction1.519
Specification:
Appearance:White crystalline powder
State of solution:≥98.0%
Specific rotation:-14.5°~-15.5°
Loss On Drying:≤0.25%
Residue on ignition:≤0.1%
Heavy metals:≤10ppm
Chloride:≤0.02%
Arsenic:≤10ppm
Sulphate:≤0.02%
Iron:≤10ppm
Ammonium:≤0.02%
Chiral purity:≥99.5%
Assay:99.0-101.0%
Packing:25 kg/drum, can also be packaged according to customer requirements
Storage:Store in a cool, ventilated place
Application:Intermediates of Lacosamide(CAS:175481-36-4).

Items of Analysis Standard of Analysis Test Results
Appearance White crystals or crystalline powder Conforms
pH 5.2~6.2 5.78
Specific rotation[α]D20 -13.5°~-16.0° -15.24°
State of solution ≥95.0% 96.6%
Ammonium(NH4) ≤0.02% <0.02%
Iron(Fe) ≤10ppm <10ppm
Arsenic(As2O3) ≤1ppm <1ppm
Heavy metals, as Pb ≤10ppm <10ppm
Loss on drying ≤0.25% 0.08%
Residue on ignition ≤0.10% 0.06%
Assay 98.5%~100.5% 99.2%
Conclusion Conforms to The Standard Of AJI92



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