S-methyl-laevo-cysteine

alanine, 3-(methylthio)-, L- (8CI)

CAS: 1187-84-4 C4 H9 N O2 S MW: 135.18613000

Identification

NameS-methyl-laevo-cysteine
IUPAC(2R)-2-amino-3-methylsulfanylpropanoic acid
CAS Number1187-84-4
EINECS214-701-6
FDA UNIIA34I1H07YM
Molecular FormulaC4 H9 N O2 S
Molecular Weight135.18613000
MDL NumberMFCD00002612
Nikkaji NumberJ55.191K
Beilstein1721675

Regulatory

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Boiling Point 300.30 °C. @ 760.00 mm Hg (est)
Flash Point 276.00 °F. TCC ( 135.40 °C. ) (est)
logP (o/w) 0.380 (est)
Soluble in water, 2.252e+005 mg/L @ 25 °C (est)

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral ToxicityNot determined
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categorynatural substances and extractives
Recommendation for S-methyl-laevo-cysteine usage levels up tonot for fragrance use.
Recommendation for S-methyl-laevo-cysteine flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

bean butter bean plant garlic bulb onion bulb

Synonyms

alanine, 3-(methylthio)-, L- (8CI) S- methyl-L-cysteine L- cysteine, S-methyl- (9CI) S- methylcysteine (2R)-2- amino-3-methylsulfanylpropanoic acid PubMed: Transcriptome Profiling Identifies Candidate Genes Associated with the Accumulation of Distinct Sulfur γ-Glutamyl Dipeptides in Phaseolus vulgaris and Vigna mungo Seeds. PubMed: Transcripts of sulphur metabolic genes are co-ordinately regulated in developing seeds of common bean lacking phaseolin and major lectins. PubMed: Precursors and formation of pyrithione and other pyridyl-containing sulfur compounds in drumstick onion, Allium stipitatum. PubMed: Effect of genetic characteristics and environmental factors on organosulfur compounds in garlic ( Allium sativum L.) grown in Andalusia, Spain. PubMed: Applications of direct analysis in real time-mass spectrometry (DART-MS) in Allium chemistry. (Z)-butanethial S-oxide and 1-butenyl thiosulfinates and their S-(E)-1-butenylcysteine S-oxide precursor from Allium siculum. PubMed: Characterization of shortday onion cultivars of 3 pungency levels with flavor precursor, free amino acid, sulfur, and sugar contents. PubMed: The antidiabetic effect of onion and garlic in experimental diabetic rats: meta-analysis. PubMed: Seed storage protein deficiency improves sulfur amino acid content in common bean (Phaseolus vulgaris L.): redirection of sulfur from gamma-glutamyl-S-methyl-cysteine. PubMed: Protective and alleviative effects from 4 cysteine-containing compounds on ethanol-induced acute liver injury through suppression of oxidation and inflammation. PubMed: Antiinflammatory and antifibrogenic effects of s-ethyl cysteine and s-methyl cysteine in the kidney of diabetic mice. PubMed: Determination of seven organosulfur compounds in garlic by high-performance liquid chromatography. PubMed: Antioxidative and antiglycative effects of six organosulfur compounds in low-density lipoprotein and plasma. PubMed: Antioxidative activity of sulfur-containing compounds in Allium species for human low-density lipoprotein (LDL) oxidation in vitro. PubMed: Kale carotenoids remain stable while flavor compounds respond to changes in sulfur fertility. PubMed: Determination of S-methyl-, S-propyl-, and S-propenyl-L-cysteine sulfoxides by gas chromatography-mass spectrometry after tert-butyldimethylsilylation. PubMed: Characterization of some Allium hybrids by aroma precursors, aroma profiles, and alliinase activity. PubMed: 3-methylthiopropionaldehyde as precursor of dimethyl trisulfide in aged beers. PubMed: Chemopreventive effects of S-methylcysteine on rat hepatocarcinogenesis induced by concurrent administration of sodium nitrite and morpholine. PubMed: Cysteine sulfoxides and alliinase activity of some Allium species. PubMed: Antimicrobial activity of sulfur compounds derived from cabbage. PubMed: The utilization and safety of isomeric sulfur-containing amino acids in mice. PubMed: The nutritional role of S-Methyl-L-cysteine. PubMed: Inhibition of nitrosation of amines by thiols, alcohols and carbohydrates. PubMed: A simple method for the approximate determination of S-methylcysteine sulphoxide (kale anaemia factor). PubMed: Estimation of S-methylcysteine sulphoxide (kale anaemia factor) and its distribution among brassica forage and root crops.