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(2S,3S)-2-Amino-3-methylpentanoic acid

COAs

Packings

5 g (00005)

25 g (00025)

1000 g (01000)

1GBA000015 1PW1200060 1PW1202500
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Article No. 04215 Grade For Biochemistry
Purity 99% CAS No. 73-32-5
Molecular Formula C6H13NO2 Molecular Weight 131.18
H.S. Code 2922.4990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White powder
Odour Odorless Melting point/ Freezing point [°C] 288 °C
Solubility in water [% weight] Partially soluble in water

Specifications

Appearance White powder Assay (by HClO4 titration) Min 99%
Specific optical rotation ([α]20/D; 40 g/L 6M HCl; on dried substance) +40 to +43 deg Specific optical rotation ([α]25/D; 40 g/L in 6M HCl; on dried substance) +38.9 to +41.8 deg
pH (1% solution in CO2 free water) 5.5 - 7.0 Chloride (Cl) Max 0.02%
Sulphate (SO4) Max 0.03% Iron (Fe) Max 0.001%
Heavy metal (as Pb) Max 0.001% Ammonium (NH4) Max 0.02%
Foreign amino acids Max 0.5% Other ninhydrin positive substances (as glycine) Max 0.1%
Revision Date: 02-Apr-2021

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