Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on MerckMillipore.com.Learn More

105362 L-Isoleucine

L-Isoleucine for biochemistry. CAS 73-32-5, pH 5.5 - 6.5 (40 g/l, H₂O, 20 °C).

L-Isoleucine MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: iso-Leucine, Ile

105362
Purchase on Sigma-Aldrich

Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
73-32-5C₆H₁₃NO₂

Products

Catalogue NumberPackaging Qty/Pack
1053620500 Plastic bottle 500 g
Description
Catalogue Number105362
Synonymsiso-Leucine, Ile
References
Product Information
CAS number73-32-5
EC number200-798-2
Hill FormulaC₆H₁₃NO₂
Molar Mass131.17 g/mol
HS Code2922 49 90
Structure formula ImageStructure formula Image
Quality LevelMQ100
Applications
ApplicationL-Isoleucine for biochemistry. CAS 73-32-5, pH 5.5 - 6.5 (40 g/l, H₂O, 20 °C).
Biological Information
Physicochemical Information
Density1.207 g/cm3 (20 °C)
Melting Point285.5 °C (decomposition)
pH value5.5 - 6.5 (40 g/l, H₂O, 20 °C)
Bulk density470 kg/m3
Solubility40 g/l
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
RTECSNR4705000
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal3
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.
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (perchloric acid titration, calculated on dried substance)99.0 - 101.0 %
Identity (IR-spectrum)passes test
Appearancewhite to almost white, crystalline powder or flakes
Appearance of solution (50 g/l, hydrochloric acid 1 mol/l)clear and not more intense in color than reference solution BY₆
Spec. rotation (α 20/D, 40 g/l, Hydrochloric acid 250 g/l, calc. on dried substance)+40.0 to +43.0
Chloride (Cl)≤ 200 ppm
Sulfate (SO₄)≤ 300 ppm
Heavy metals (as Pb)≤ 20 ppm
As (Arsenic)≤ 5 ppm
Ca (Calcium)≤ 10 ppm
Co (Cobalt)≤ 5 ppm
Fe (Iron)≤ 5 ppm
K (Potassium)≤ 5 ppm
Mg (Magnesium)≤ 5 ppm
Na (Sodium)≤ 50 ppm
Zn (Zinc)≤ 5 ppm
Ninhydrin-positive substances (LC) (impurity A (570 nm))≤ 0.3 %
Ninhydrin-positive substances (LC) (impurity C (570 nm))≤ 0.3 %
Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity)≤ 0.2 %
Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
Ninhydrin-positive substances (LC) (total impurities)≤ 1.0 %
Loss on drying (105 °C; 3 h)≤ 0.3 %
Global Trade Item Number
Catalogue Number GTIN
1053620500 04022536063546