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D-Proline Structure

D-Proline

Chemical Properties

Melting point 223 °C (dec.) (lit.)
Boiling point 215.41°C (rough estimate)
alpha  84.75 º (c=4, H2O)
Density  1.36
refractive index  85 ° (C=4, H2O)
storage temp.  Inert atmosphere,Room Temperature
solubility  Methanol (Slightly), Water (Sparingly)
pka 1.952(at 25℃)
form  Powder
color  White to yellow to pale brown
optical activity [α]22/D +85.0°, c = 4 in H2O
Water Solubility  soluble >1000 g/L (20 ºC)
Sensitive  Hygroscopic
BRN  80811
InChIKey ONIBWKKTOPOVIA-SCSAIBSYSA-N
LogP -0.060 (est)
CAS DataBase Reference 344-25-2(CAS DataBase Reference)
FDA 21 CFR 582.5650
EWG's Food Scores 1
FDA UNII L01Q4LGZ5L
EPA Substance Registry System D-Proline (344-25-2)
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Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P271-P280
Hazard Codes  Xi,Xn
Risk Statements  22-36/37/38
Safety Statements  22-24/25-36/37/39-26
WGK Germany  3
F  3-10
Hazard Note  Irritant
TSCA  Yes
HS Code  29339990
NFPA 704:
1
0 0

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