71989-35-0

Name FMOC-O-tert-Butyl-L-threonine
CAS 71989-35-0
EINECS(EC#) 276-261-1
Molecular Formula C23H27NO5
MDL Number MFCD00077075
Molecular Weight 397.46
MOL File 71989-35-0.mol

Chemical Properties

Appearance white to light yellow crystal powde
Melting point  131-134 °C
alpha  40 º (c=1, chloroform)
Boiling point  520.91°C (rough estimate)
density  1.2197 (rough estimate)
refractive index  15 ° (C=1, AcOEt)
storage temp.  2-8°C
solubility  almost transparency in Ethylacetate
form  Fine Fluffy Crystalline Powder
pka 3.42±0.10(Predicted)
color  White
Optical Rotation [α]20/D +16±1°, c = 1% in ethyl acetate
Detection Methods T,NMR,HPLC,Rotation
BRN  4581133
Major Application peptide synthesis
InChIKey LZOLWEQBVPVDPR-VLIAUNLRSA-N
SMILES C(O)(=O)[C@H]([C@H](OC(C)(C)C)C)NC(OCC1C2=C(C=CC=C2)C2=C1C=CC=C2)=O
CAS DataBase Reference 71989-35-0(CAS DataBase Reference)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
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 .
RIDADR  3077
WGK Germany  3
REACH Registrations Active
HS Code  29242990
Storage Class 11 - Combustible Solids

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

Supplier