L-Methionine
Nanjing Finechem Holdings Co., LTD
Specifications
N/A
Packing & Storage
Packing
Storage Powder -20°C 3 years 4°C 2 years;In solvent -80°C 6 months, -20°C 1 month
Shipping Room temperature in continental US; may vary elsewhere
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General Information
Chemical & Physical Properties
Safety Information
Synthetic Route
Biological Activity
Common Names L-Methionine
Structure
CAS No. 63-68-3 Boiling Point (℃) 306.9±37.0 °C at 760 mmHg
Molecular Weight 149.211 Melting Point (℃) 284 °C (dec.)(lit.)
Density 1.2±0.1 g/cm3 Vapor Specific Gravity N/A
Molecular Formula C5H11NO2S Flash Point (℃) 139.4±26.5 °C
Solubility Soluble Autoignition Temperature (℃) N/A
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes T+:Very toxic
Safety Phrases S1-S28-S45
RIDADR NONH for all modes of transport
WGK Germany  3
SYMPTOMS PREVENTION FIRST AID
Inhalation Cough. Sore throat. Use local exhaust or breathing protection. Fresh air, rest.
Skin Redness. Burning sensation. Itching. Protective gloves. Remove contaminated clothes. Rinse and then wash skin with water and soap.
Eyes Redness. Pain. Wear safety goggles. First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion Abdominal pain. Nausea. Vomiting. Do not eat, drink, or smoke during work. Wash hands before eating. Rinse mouth. Induce vomiting (ONLY IN CONSCIOUS PERSONS!). Refer for medical attention.
Description L-Methionine is the L-isomer of Methionine, an essential amino acid for human development. Methionine acts as a hepatoprotectant.
Target Human Endogenous Metabolite
In Vitro DL-Lysine (Lys) is a high affinity, basic amino acid substrate for amino acid transporter b0,+ with Km value ranging from 100-400 μM[1].
References [1]. Nguyen TV, et al. PEPT1 enhances the uptake of gabapentin via trans-stimulation of b0,+ exchange. Pharm Res. 2007 Feb;24(2):353-60.
Synonyms
S-methionine
MFCD00063097
(S)-2-amino-4-(methylthio)-Butanoic acid
EINECS 200-562-9
L-α-Amino-γ-methylmercaptobutyric acid
Methionine (VAN)
(L)-Methionine
Met-bNA
2-Amino-4-methylthiobutanoic acid (S)-
L-a-Amino-g-methylmercaptobutyric Acid
Methionine, L- (8CI)
(2S)-2-amino-4-(methylsulfanyl)butanoic acid
Product Description
L-Methionine is an essential amino acid that is widely used in the chemical and food industries. It is an important component of proteins and is necessary for the growth and repair of tissues in the body.
In the chemical industry, L-methionine is primarily used as a precursor to the production of other important chemicals, including cysteine, taurine, and methionine sulfoximine. It is also used as a chelating agent, which can help to remove heavy metals from wastewater and other industrial processes.
In the food industry, L-methionine is used as a dietary supplement and as a food additive to fortify certain foods with this important nutrient. It is commonly used in animal feed to improve growth and muscle development in livestock and poultry.
When used as a food ingredient, L-methionine must meet certain purity and safety standards to ensure that it is safe for human consumption. As a food-grade ingredient, it is typically produced through fermentation of natural sources, including vegetable proteins and molasses.
The benefits of using L-methionine as a dietary supplement include its ability to support protein synthesis, promote healthy hair, skin, and nails, and support overall immune function. It is also important for the production of important molecules in the body, including glutathione, which is a powerful antioxidant.
In addition to its use as a dietary supplement, L-methionine has also been studied for its potential health benefits in certain medical conditions, including liver disease and Parkinson's disease. However, further research is needed to fully understand these potential benefits.
Overall, L-methionine is an important and versatile ingredient in both the chemical and food industries. Its ability to support protein synthesis and overall health make it an important dietary supplement, while its use in animal feed can help to improve growth and muscle development in livestock and poultry.
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