N-Acetyl-L-leucine Structure

N-Acetyl-L-leucine

Chemical Properties

Melting point 187-190 °C(lit.)
alpha  -24.5 º (c=4, MeOH)
Boiling point 303.86°C (rough estimate)
Density  1.1599 (rough estimate)
refractive index  -22 ° (C=5, EtOH)
storage temp.  Sealed in dry,Room Temperature
solubility  DMSO (Slightly), Ethanol (Slightly), Water (Slightly, Heated)
pka 3.67±0.10(Predicted)
form  Crystalline Powder
color  White
optical activity [α]25/D 23±3°, c = 2 in ethanol
Water Solubility  0.81 g/100 mL (20 ºC)
BRN  1724849
Major Application peptide synthesis
InChI 1S/C8H15NO3/c1-5(2)4-7(8(11)12)9-6(3)10/h5,7H,4H2,1-3H3,(H,9,10)(H,11,12)/t7-/m0/s1
InChIKey WXNXCEHXYPACJF-ZETCQYMHSA-N
SMILES CC(C)C[C@H](NC(C)=O)C(O)=O
CAS DataBase Reference 1188-21-2(CAS DataBase Reference)
FDA UNII E915HL7K2O
NIST Chemistry Reference L-leucine, n-acetyl-(1188-21-2)
EPA Substance Registry System L-Leucine, N-acetyl- (1188-21-2)
UNSPSC Code 41116107
NACRES NA.24

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H319-H315-H335
Precautionary statements P271-P261-P280
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  24/25-36-26
WGK Germany  3
TSCA  TSCA listed
HazardClass  IRRITANT
HS Code  29241900
Storage Class 11 - Combustible Solids
NFPA 704:
1
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