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LC3063 L-Isoleucine

for biochemistry

 

Order number Packaging Quantity Price €
AC30063 Plastic bottle 25 g 29.03
AC30063 Plastic bottle 100 g 95.40
AC30063 Plastic bottle 500 g 405.00
AC30063 Plastic drum 10 kg inquire

 

Product information
Synonyms iso-Leucine, Ile
Hill Formula C6H13NO2
HS Code 2922 49 85
EC number 200-798-2
Molar mass 131.17 g/mol
CAS number 73-32-5

 

Chemical and physical data
Solubility 32.1 g/l (20 °C)
Melting point 279 – 280 °C (decomposition)
Molar mass 131.17 g/mol
Bulk density 280 kg/m3
pH value 6.0 (10 g/l, H2O, 20 °C)

 

Safety information
RTECS NR4705000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal

3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Specifications
Assay (perchloric acid titration, calculated on dried substance) ≥ 99.0 %
Identity (IR-spectrum) passes test
Appearance white to almost white, crystalline powder or flakes
Appearance of solution (1 mol/l, hydrochloric acid 1 mol/l) clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance) +36.2° to +37.2°
UV-Absorption
– 260 nm, 1 mol/l, 1 cm, hydrochloric acid 1 mol/l
≤ 0.10
– 280 nm, 1 mol/l, 1 cm, hydrochloric acid 1 mol/l ≤ 0.10
Chloride (Cl) ≤ 0.02 %
Sulfate (SO4) ≤ 0.01 %
Heavy metals (as Pb) ≤ 0.001 %
As (Arsenic) ≤ 0.0005 %
Ca (Calcium) ≤ 0.001 %
Co (Cobalt) ≤ 0.0005 %
Fe (Iron) ≤ 0.0005 %
K (Potassium) ≤ 0.0005 %
Mg (Magnesium) ≤ 0.0005 %
Na (Sodium) ≤ 0.005 %
NH4 (Ammonium) ≤ 0.01 %
Zn (Zinc) ≤ 0.0005 %
Foreign amino acids ≤ 0.5 %
Other ninhydrine positive substances ≤ 0.1 %
Loss on drying (105 °C; 3 h) ≤ 0.3 %

 

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