Methyl L-cysteinate hydrochloride (1:1)

Basic Information

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CAS Number

18598-63-5

Molecular Formula

C4H10ClNO2S

Molecular Weight

171.65 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Esters

Basic Chemical Raw Materials Organic Chemicals Ethers

Basic Chemical Raw Materials Organic Chemicals Amines

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

142 °C (dec.)

Boiling Point

No data available

Water Solubility

Soluble in water

Flash Point

No data available

Refractive Index

-2.5 ° (C=20, MeOH)

Vapor Pressure

No data available

Specific Rotation

-2.25 º (c=5, 1 N HCl)

SMILES

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COC(=O)C(CS)N.Cl

InChI

InChI=1S/C4H9NO2S.ClH/c1-7-4(6)3(5)2-8;/h3,8H,2,5H2,1H3;1H/t3-;/m0./s1

InChIKey

WHOHXJZQBJXAKL-DFWYDOINSA-N

LogP

0.91880

Complexity

86.1

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

Stable. Incompatible with strong oxidizing agents.

Synonyms & References

English

(R)-METHYL 2-AMINO-3-MERCAPTOPROPANOATE HCL
DTXSID9046520
L-Cysteine methyl ester hydrochloride, 98%
MECYSTEINE HYDROCHLORIDE [WHO-DD]
33RG619160
MLS000028400
Methyl L-cysteinate HCl
WHOHXJZQBJXAKL-DFWYDOINSA-N
methyl (2R)-2-amino-3-sulfanylpropanoate;hydrochloride
AM20090085
L-CYSTEINE METHYL ESTER HYDROCHLORIDE
H-Cys-OMe.HCl
CHEMBL1426508
DTXCID7026520
Visclair (TN)
SR-01000695426
MECYSTEINE HYDROCHLORIDE [MI]
MFCD00038985
(R)-Cysteine methyl ester hydrochloride
SMR000058406
AKOS015846052
L-Cystein methyl ester hydrochloride
L-cysteine methylester hydrochloride
L-Cys-OMe.HCl
Tox21_112287
FD21234
cysteine methyl ester hydrochloride salt
SCHEMBL21033
L-Cysteine methyl ester hydrochloride(Acdrile)
EN300-198450
J-521635

MDL Number

MFCD00038998

Customs Code

2930909090

FAQ

What are the physical and chemical properties of Methyl L-cysteinate hydrochloride (CAS: 18598-63-5)?

Methyl L-cysteinate hydrochloride is a white or off-white crystalline powder. Its molecular weight is approximately 254.76 g/mol. It is soluble in water and slightly soluble in ethanol. The compound is relatively stable under normal conditions but can react with bases to form cysteine. It is used in pharmaceutical applications and has low reactivity under typical storage conditions.

How is Methyl L-cysteinate hydrochloride (CAS: 18598-63-5) typically synthesized?

Methyl L-cysteinate hydrochloride is synthesized by reacting L-cysteine with methylamine hydrochloride, followed by hydrolysis and acidification. Commonly, sodium hydroxide is used as a catalyst to ensure high selectivity and yield. The reaction is typically performed in aqueous solution at room temperature.

What industries use Methyl L-cysteinate hydrochloride (CAS: 18598-63-5)?

Methyl L-cysteinate hydrochloride is primarily used in the pharmaceutical industry for its potential anti-inflammatory and analgesic properties. It is also explored for its applications in sensor technology due to its reactivity with certain analytes, making it suitable for detection and monitoring purposes.

What precautions should be taken when handling Methyl L-cysteinate hydrochloride (CAS: 18598-63-5)?

Precautions include wearing appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Handling should be done in a fume hood to minimize inhalation risks. Spills should be promptly addressed with appropriate absorbents, and the area should be cleaned thoroughly. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal information.