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921-01-7

Name D-Cysteine
CAS 921-01-7
EINECS(EC#) 213-062-0
Molecular Formula C3H7NO2S
MDL Number MFCD00066461
Molecular Weight 121.16
MOL File 921-01-7.mol
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Chemical Properties

Appearance White crystalline powder
Melting point  ~230 °C (dec.)
Boiling point  293.9±35.0 °C(Predicted)
density  1.334±0.06 g/cm3(Predicted)
storage temp.  −20°C
solubility  Aqueous Acid (Slightly), Water (Slightly)
form  Crystalline Powder
pka 2.07±0.10(Predicted)
color  White
Stability: Stable. Incompatible with strong oxidizing agents.
optical activity [α]20/D 7.6±1.0°, c = 5% in 5 M HCl
Water Solubility  Soluble in water (partly).
Sensitive  Air Sensitive
BRN  1721407
LogP 0.230 (est)
CAS DataBase Reference 921-01-7(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi,Xn
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  3
F  10-23
HS Code  29309090

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