DL-Methionine
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Description
Additional Information
| Chinese Name | DL-Methionine |
| English Name | DL-Methionine |
| Chinese Aliases | DL-Methionine; 2-Amino-4-(methylthio)butanoic acid; Methionine; Methionine amino acid; Methylthiobutanoic acid; DL-2-Amino-4-(methylthio)butanoic acid; Racemic methionine; DL-Methionine amino acid |
| CAS RN | 59-51-8 |
| EINECS Number | 200-432-1 |
| Molecular Formula | C5H11NO2S |
| Molecular Weight | 149.21 |
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| Safety Phrases | S24/25; |
| Physical and Chemical Properties | Properties White flaky crystals or crystalline powder. Has a special odor. Slightly sweet taste. Melting point 281°C (decomposition). pH of 10% aqueous solution 5.6-6.1. Optically inactive. Stable to heat and air. Unstable to strong acids, which can lead to demethylation. Soluble in water (3.3g/100ml, 25°C), dilute acids, and dilute alkaline solutions. Very slightly soluble in ethanol, almost insoluble in ether. |
| Uses | Used as a biochemical reagent |
| Industry Category | Chemicals/Pharmaceutical Raw Materials/Amino Acids & Derivatives |
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| Origin: | China / Shanghai / Fengxianqu |
