Ethyl L-cysteinate hydrochloride (1:1)

Basic Information

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CAS Number

868-59-7

Molecular Formula

C5H12ClNO2S

Molecular Weight

185.68 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

127.0 to 131.0 deg-C

Boiling Point

205.9℃ at 760 mmHg

Density

1.3910

Water Solubility

Soluble in water.

Flash Point

78.3 °C

Refractive Index

-11.5 ° (C=8, 1mol/L HCl)

Specific Rotation

-13 º (c=8, 1 N HCL)

SMILES

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Cl.CCOC(=O)[C@@H](N)CS

InChI

InChI=1S/C5H11NO2S.ClH/c1-2-8-5(7)4(6)3-9;/h4,9H,2-3,6H2,1H3;1H/t4-;/m0./s1

InChIKey

JFKJWWJOCJHMGV-WCCKRBBISA-N

LogP

0.2284000000000001

Topological Polar Surface Area

52.32 Å²

Hydrogen Bond Donor/Acceptor

2 / 3

Complexity

Safety Information

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GHS Hazard Pictograms

H303

Hazard Statement

H303 May be harmful if swallowed
Acute toxicity, oral

Sensitiveness

Hygroscopic

Synonyms & References

English

(R)-Ethyl 2-amino-3-mercaptopropanoate hydrochloride
L-Cysteine Ethyl Ester HCl
H-Cys-OEt.HCl
Cystein Ethylester Hydrochloride
L-Cysteine Ethyl Ester Hydrochloride
1-Cysteineethylesterhydrochloride
H-CYS-OET·HCL
H-Cys-OEt•HCl
L-CYSTEIN ETHYL ESTER HYDROCHLORIDE
Cystanin
DL-cysteine ethyl ester hydrochloride
E-Cysten
Ethyl cysteine hydrochloride
ethyl L-cysteinate hydrochloride
H-CYS-OET
L-Cysteine ethyl est
H-Cys-OEt·HCl
L-Cysteine ethyl ester HCl

MDL Number

MFCD00012631

FAQ

What is Ethyl L-cysteinate hydrochloride (1:1) (CAS: 868-59-7)?

Ethyl L-cysteinate hydrochloride (1:1) is a derivative of L-cysteine, commonly used in pharmaceutical and cosmetic applications. It has the chemical formula C8H15NO4S·HCl and is a white to off-white crystalline solid. It is soluble in water and has a mild, slightly acidic odor. This compound is known for its antioxidant properties and is often used as a stabilizer and preservative in formulations.

What are the main uses of Ethyl L-cysteinate hydrochloride (1:1) (CAS: 868-59-7)?

Ethyl L-cysteinate hydrochloride (1:1) is used in pharmaceuticals as a stabilizer for drugs and in cosmetics as an antioxidant. It finds applications in skin care products and hair treatments. In the food industry, it may be used as a flavor enhancer or preservative. It is also utilized in research for studying biochemical reactions and as a component in various chemical synthesis processes.

Is Ethyl L-cysteinate hydrochloride (1:1) (CAS: 868-59-7) safe?

Ethyl L-cysteinate hydrochloride (1:1) is generally considered safe when used in accordance with recommended guidelines. It has low toxicity and is non-irritating to skin and eyes. However, proper handling and protective measures should be taken, such as wearing gloves and goggles, to avoid direct contact. Safety standards for its use are typically aligned with those for other food-grade and pharmaceutical-grade compounds.

How should Ethyl L-cysteinate hydrochloride (1:1) (CAS: 868-59-7) be stored?

Ethyl L-cysteinate hydrochloride (1:1) should be stored in a cool, dry place away from direct light. It is best kept in a sealed container at a temperature below 25°C and with humidity levels below 60%. Proper storage ensures stability and prevents degradation, maintaining its effectiveness and safety for use in various applications.