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Appearance:Powder
Throughput:100|Gram|Day
pd_productuse:intermediate
Delivery Time:instock
Purity:99.5
Product Name: N-[(tert-Butoxy)carbonyl]-L-tryptophan
CAS: 13139-14-5
MF: C16H20N2O4
MW: 304.34
EINECS: 236-072-7
Mol File: 13139-14-5.mol
N-[(tert-Butoxy)carbonyl]-L-tryptophan Structure
N-[(tert-Butoxy)carbonyl]-L-tryptophan Chemical Properties
Melting point 136 °C (dec.)(lit.)
alpha -20 º (c=1, methanol)
Boiling point 445.17°C (rough estimate)
density 1.1328 (rough estimate)
refractive index -17.5 ° (C=2, DMF)
storage temp. −20°C
pka 4.00±0.10(Predicted)
form Powder
color White to off-white
optical activity [α]20/D 20±1°, c = 1% in DMF
BRN 39677
CAS DataBase Reference 13139-14-5(CAS DataBase Reference)
EPA Substance Registry System L-Tryptophan, N-[(1,1-dimethylethoxy)carbonyl]- (13139-14-5)
Safety Information
Hazard Codes Xn
Risk Statements 20/21/22-36/37/38
Safety Statements 22-24/25-36-26
WGK Germany 3
TSCA Yes
HazardClass IRRITANT
HS Code 29339900
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