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71989-14-5

Name FMOC-L-Aspartic acid beta-tert-butyl ester
CAS 71989-14-5
EINECS(EC#) 276-251-7
Molecular Formula C23H25NO6
MDL Number MFCD00037131
Molecular Weight 411.45
MOL File 71989-14-5.mol

Chemical Properties

Appearance white to light yellow crystal powde
Melting point  148-150 °C (dec.)
alpha  -25 º (c=1,DMF 24 ºC)
Boiling point  530.45°C (rough estimate)
density  1.2498 (rough estimate)
refractive index  -25 ° (C=1, DMF)
storage temp.  2-8°C
solubility  Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
form  powder to crystal
pka 3.57±0.23(Predicted)
color  White to Almost white
optical activity [α]20/D 24±2°, c = 1% in DMF
Water Solubility  Slightly soluble in water.
Detection Methods HPLC,NMR,Rotation
BRN  3635671
InChIKey FODJWPHPWBKDON-IBGZPJMESA-N
CAS DataBase Reference 71989-14-5(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S24/25:Avoid contact with skin and eyes .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S27:Take off immediately all contaminated clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  3
HazardClass  IRRITANT
HS Code  29242990

Hazard Information

Material Safety Data Sheet(MSDS)

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