S-Methyl-L-Cysteine supplier

Name
S-Methyl-L-cysteine
EINECS 214-701-6
CAS No. 1187-84-4
Article Data39
CAS DataBase
Density 1.26 g/cm³
Solubility
Melting Point ~240 °C (dec.)
Formula C₄H₉NO₂S
Boiling Point 300.3 °C at 760 mmHg
Molecular Weight 135.187
Flash Point 135.4 °C
Transport Information
Appearance white to light beige fine crystalline powder
Safety 26-36/37/39
Risk Codes 22
Molecular Structure
Hazard Symbols Xn
Synonyms Alanine,3-(methylthio)-, L- (8CI);(-)-S-Methyl-L-cysteine;3-(Methylthio)alanine;L-S-Methylcysteine;NSC 15387;S-Methyl-(R)-cysteine;S-Methylcysteine;H-Cys(Me)-OH;
PSA 88.62000
LogP 0.46160

S-Methyl-L-Cysteine Chemical Properties

Molecular Structure:

Molecular Formula: C₄H₉NO₂S
Molecular Weight: 135.1848
IUPAC Name: 2-Amino-3-methylsulfanylpropanoic acid
Synonyms of S-Methyl-L-Cysteine (CAS NO.1187-84-4): CCRIS 1972 ; EINECS 214-701-6 ; NSC 15387 ; S-Methylcysteine ; Alanine, 3-(methylthio)-, L- (8CI) ; L-Cysteine, S-methyl- (9CI)
CAS NO: 1187-84-4
Classification Code: Amino Acids Derivatives ; Cysteine [Cys, C] ; Amino Acids and Derivatives ; Amino Acid Derivatives
Melting point: ~240 °C
Index of Refraction: 1.539
Molar Refractivity: 33.63 cm³
Molar Volume: 107.2 cm³
Surface Tension: 53.6 dyne/cm
Density: 1.26 g/cm³
Flash Point: 135.4 °C
Enthalpy of Vaporization: 59.43 kJ/mol
Boiling Point: 300.3 °C at 760 mmHg
Vapour Pressure: 0.000267 mmHg at 25°C

S-Methyl-L-Cysteine Safety Profile

Hazard Codes of S-Methyl-L-Cysteine (CAS NO.1187-84-4): Harmful Xn
Risk Statements: 22
R22: Harmful if swallowed.
Safety Statements: 22-24/25-36/37/39-26
S22: Do not breathe dust.
S24/25: Avoid contact with skin and eyes.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3

S-Methyl-L-Cysteine Specification

Storage of S-Methyl-L-Cysteine (CAS NO.1187-84-4): Keep container closed when not in use. Store in a cool, dry place.

Product Name

S-Methyl-L-cysteine

S-Methyl-L-Cysteine Chemical Properties

S-Methyl-L-Cysteine Safety Profile

S-Methyl-L-Cysteine Specification

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