348-67-4
Product Name:
D-Methionine
Formula:
C5H11NO2S
Synonyms:
(R)-2-Amino-4-(methylmercapto)butyric acid;D -2-Amino-4-(methylthio)butanoic acid
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | Solid; [Merck Index] Colorless or white solid with a faint odor; [HSDB] White powder; [Sigma-Aldrich MSDS] |
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Melting Point | 213 dec °C |
Vapor Pressure | 0.00000052 [mmHg] |
Ionization Efficiency | Negative |
Chemical Classes | Biological Agents -> Amino Acids and Derivatives |
SAFETY INFORMATION
Signal word | Warning |
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Pictogram(s) |
Exclamation Mark Irritant GHS07 |
GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
Molecular Weight | 149.21 g/mol |
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XLogP3 | -1.9 |
Hydrogen Bond Donor Count | 2 |
Hydrogen Bond Acceptor Count | 4 |
Rotatable Bond Count | 4 |
Exact Mass | 149.05104977 g/mol |
Monoisotopic Mass | 149.05104977 g/mol |
Topological Polar Surface Area | 88.6 Ų |
Heavy Atom Count | 9 |
Formal Charge | 0 |
Complexity | 97 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 1 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 0 |
Undefined Bond Stereocenter Count | 0 |
Covalently-Bonded Unit Count | 1 |
Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
D-methionine is an optically active form of methionine having D-configuration. It is a methionine and a D-alpha-amino acid. It is a conjugate base of a D-methioninium. It is a conjugate acid of a D-methioninate. It is an enantiomer of a L-methionine. It is a tautomer of a D-methionine zwitterion.