D-Methionine

CAS No.：348-67-4

Other grades of this product :

D-Methionine Basic information

Product Name:	D-Methionine
Synonyms:	D-2-AMINO-4-[METHYLTHIO]BUTANOIC ACID;d-2-amino-4-(methylthio)butyric acid;H-D-MET-OH;D-LOBAMINE;D-METHIONINE;D-BANTHIONINE;(R)-2-AMINO-4-(METHYLMERCAPTO)BUTYRIC ACID;(2R)-2-Amino-4-methylsulfanylbutanoic acid
CAS:	348-67-4
MF:	C5H11NO2S
MW:	149.21
EINECS:	206-483-6
Product Categories:	PROTECTED AMINO ACID & PEPTIDES;Methionine [Met, M];Amino ACIDS SERIES;Amino Acid Derivatives;Amino Acids and Derivatives;Amino Acids and Derivatives;Amino Acids
Mol File:	348-67-4.mol

D-Methionine Chemical Properties

Melting point	273-275 °C
alpha	-24 º (c=8, 6N HCl)
Boiling point	306.9±37.0 °C(Predicted)
density	1.113 (estimate)
refractive index	1.5216 (estimate)
storage temp.	Sealed in dry,Room Temperature
solubility	53 g/L (20°C)
pka	2.23±0.10(Predicted)
form	Powder
color	White to off-white
Water Solubility	53 g/L (20 ºC)
Merck	14,5975
BRN	1722293
Stability:	Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference	348-67-4(CAS DataBase Reference)
NIST Chemistry Reference	D-(l)-Methionine(348-67-4)
EPA Substance Registry System	D-Methionine (348-67-4)

Safety Information

Hazard Codes	Xi
Risk Statements	33-36/37/38
Safety Statements	22-24/25-36-26
WGK Germany	3
RTECS	PD0455000
TSCA	Yes
HS Code	29304090

MSDS Information

Provider	Language
(R)-2-Amino-4-(methylmercapto)butyric acid	English
SigmaAldrich	English
ACROS	English
ALFA	English

D-Methionine Usage And Synthesis

Chemical Properties	White crystalline powder
Uses	D-Methionine is used to rescue noise-induced hearing loss. It is used to improve the nutritive value of animal feed.
Definition	ChEBI: An optically active form of methionine having D-configuration.
Biochem/physiol Actions	D-methionine has been shown to rescue noise-induced hearing loss.

D-Methionine Preparation Products And Raw materials

Raw materials	DL-Methionine-->L-Methionine-->NSC401327-->2-Amino-4-(methylthio)butanamide hydrochloride-->ethyl DL-methionate-->DL-Homocysteine-->N-FORMYL-L-METHIONINE-->N-Acetyl-D-methionine-->(2R)-2-formamido-4-(methylsulfanyl)butanoic acid-->4-methylsulfanyl-2-oxo-butanoic acid-->N,N-Dimethylglycine-->Formaldehyde-->Sarcosine
Preparation Products	(METHYLTHIO)ACETIC ACID

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