Your Location：Home >Products >Fine Chemicals >73-32-5
Appearance:White crystalline powder
Throughput:100|Kilogram|Month
pd_productuse:intermediate
Delivery Time:large stock
Purity:99% purity
L-Isoleucine Chemical Properties
Melting point 288 °C (dec.) (lit.)
alpha 41 º (c=4, 6N HCl)
Boiling point 225.8±23.0 °C(Predicted)
density 1.2930 (estimate)
FEMA 4675 | L-ISOLEUCINE
refractive index 40.5 ° (C=4, 6mol/L HCl)
Fp 168-170°C
storage temp. Store at RT.
solubility 1 M HCl: 50 mg/mL
pka 2.32, 9.76(at 25℃)
form powder
color White to Off-white
PH 5.5-6.5 (40g/l, H2O, 20℃)
optical activity [α]20/D +41.0±1°, c = 5% in 6 M HCl
Water Solubility 41.2 g/L (50 ºC)
λmax λ: 260 nm Amax: 0.07
λ: 280 nm Amax: 0.05
Sublimation 168-170 ºC
Merck 14,5179
JECFA Number 2118
BRN 1721792
InChIKey AGPKZVBTJJNPAG-WHFBIAKZSA-N
CAS DataBase Reference 73-32-5(CAS DataBase Reference)
NIST Chemistry Reference Isoleucine(73-32-5)
EPA Substance Registry System L-Isoleucine (73-32-5)
Safety Information
Hazard Codes Xn
Risk Statements 40
Safety Statements 24/25-36-22
WGK Germany 3
RTECS NR4705000
TSCA Yes
HS Code 29224995
Toxicity LD50 intraperitoneal in rat: 6822mg/kg
CAS：885523-08-0
CAS：517920-73-9
CAS：65967-52-4
CAS：129499-78-1
