Thermo Fisher, A39248, L-Methionine (Methyl-13C)

Quantity: 225 mg L-Methionine is a common sulfur-containing amino acid that is commonly used for the isotopic labeling of methionine protein residues for NMR spectroscopy studies. Methionine is a common methyl-group donor to various substrates, such as creatine, epinephrine, ergosterol, and choline. EC Number:200-562-9 (unlabeled)CAS Number:49705-26-02Formula:*CH3SCH2CH2CH(NH2)COOH (molecular weight: 150. 20)Synonyms:(S)-2-amino-4-(methylmercapto)butyric acid/L-2-amino-4-(methylthio)cutanoic acidL-Methionine (Methyl-13C) is supplied in a glass vial containing 225 mg with ≥99%13C isotopic atom purity. Chemical Name or Material: (S)-2-Amino-4-(Methylmercapto)butyric acid / L-2-Amino-4-(methylthio)cutanoic acid
Physical Form: Powder
Recommended Storage: Store at -20°C.
Shipping Condition: Wet Ice
Molecular Weight (g/mol): 150.2
Percent Purity: >98%
Quantity: 225 mg
Unit Size: Each