L-Cysteine ethyl ester hydrochloride, 98+%

Description

CAS: 868-59-7 | C5H12ClNO2S | 185.666 g/mol

L-Cysteine ethyl ester hydrochloride is widely used in food additive, cosmetic, pharmaceutical area.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
L-Cysteine ethyl ester hydrochloride is widely used in food additive, cosmetic, pharmaceutical area.

Solubility
Soluble in water.

Notes
Hygroscopic. Store away from moisture and oxidizing agents. Incompatible with oxidizing agents and water.

Specifications

Chemical Identifiers

• CAS: 868-59-7
• Molecular Formula: C5H12ClNO2S
• Molecular Weight (g/mol): 185.666
• MDL Number: MFCD00012631
• InChI Key: JFKJWWJOCJHMGV-WCCKRBBISA-N
• Synonym: l-cysteine ethyl ester hydrochloride, h-cys-oet.hcl, r-ethyl 2-amino-3-mercaptopropanoate hydrochloride, l-cystein ethyl ester hydrochloride, ethyl l-cysteinate hydrochloride, cysteine ethyl ester hydrochloride, l-cysteine ethyl ester hcl, unii-am467tb2i1, ethyl cysteinate hydrochloride, cysteine, ethyl ester, hydrochloride
• PubChem CID: 2723617
• IUPAC Name: ethyl (2R)-2-amino-3-sulfanylpropanoate;hydrochloride
• SMILES: CCOC(=O)C(CS)N.Cl

• Melting Point: 123°C to 125°C
• Beilstein: 3562600
• Solubility Information: Soluble in water.
• Quantity: 100 g
• Formula Weight: 185.67
• Optical Rotation: −12° (c=1 in 1N HCl)
• Percent Purity: ≥98%
• Sensitivity: Hygroscopic
• Chemical Name or Material: L-Cysteine ethyl ester hydrochloride

Safety and Handling

EINECSNumber	212-779-6
RTECSNumber	HA1820000
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only