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D-Aspartic acid Structure

D-Aspartic acid

Chemical Properties

Melting point >300 °C(lit.)
Boiling point 245.59°C (rough estimate)
alpha  -25.8 º (c=5, 5N HCl)
Density  1.66
refractive index  -25 ° (C=8, 50% HCl)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  Aqueous Acid (Sparingly)
pka pK1: 1.89(0);pK2: 3.65;pK3: 9.60 (25°C)
form  Crystalline Powder
color  White to off-white
optical activity [α]20/D 24°, c = 2.3 in 6 M HCl
Water Solubility  SOLUBLE
Merck  14,840
BRN  1723529
InChIKey CKLJMWTZIZZHCS-UWTATZPHSA-N
LogP -1.075 (est)
CAS DataBase Reference 1783-96-6(CAS DataBase Reference)
FDA UNII 4SR0Q8YD1X
NIST Chemistry Reference D-aspartic acid(1783-96-6)
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Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P305+P351+P338
Hazard Codes  Xn
Risk Statements  20/21/22-36/37/38
Safety Statements  24/25-36-26
WGK Germany  3
RTECS  CI9097500
HS Code  29224995
NFPA 704:
0
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