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DL-Methionine CAS NO. 59-51-8

Used in feed additives, biochemical research, nutritional supplements.

Additional information

Weight 25 kg
Dimensions 35 × 35 × 45 cm

White crystalline powder

Loss on drying

Max. 0.20%

Specification grade



99% min

Product data and descriptions listed are typical values, not intended to be used as specification.

Identifying Information

Product Name: DL-Methionine
Synonyms: DL-2-Amino-4-(methylthio)butyric acid; Acimetion
CAS NO.: 59-51-8
EINECS.: 200-432-1
Molecular Formula: C5H11NO2S
Molecular weight: 149.211

Chemical Properties

Boiling Point: 306.9±37.0 °C at 760 mmHg
Melting point: 270-273ºC
Flash Point: 139.4±26.5 °C
Density: 1.2±0.1 g/cm3
Index of Refraction: 1.531
Vapour Pressure: 0.0±1.4 mmHg at 25°C
Water solubility: 1 M HCl: 0.5 M at 20 °C, clear, colorless | 2.9 g/100 mL (20 º)

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