L-Cysteine ethyl ester hydrochloride

Product Name: L-Cysteine ethyl ester hydrochloride
CAS No.: 868-59-7
Chemical Name: L-Cysteine ethyl ester hydrochloride
Synonyms: Cystanin;E-Cysten;H-CYS-OET;L-Trp-OEt;NSC 117387;NSC 519837;Cys-Oet·HCl;L-Cys-Oet·HCl;H-CYS-OET HCL;-Cysteine EthyL
CBNumber: CB5766967
Molecular Formula: C5H12ClNO2S
Formula Weight: 185.67
MOL File: 868-59-7.mol

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L-Cysteine ethyl ester hydrochloride Property

Melting point:: 123-125 °C(lit.)
alpha: -13 º (c=8, 1 N HCL)
refractive index: -11.5 ° (C=8, 1mol/L HCl)
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
solubility: Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
form: solid
color: white
optical activity: [α]20/D 7.9°, c = 1 in 1 M HCl
Water Solubility: Soluble in water.
Sensitive: Hygroscopic
BRN: 3562600
InChI: InChI=1/C5H11NO2S.ClH/c1-2-8-5(7)4(6)3-9;/h4,9H,2-3,6H2,1H3;1H/t4-;/s3
InChIKey: JFKJWWJOCJHMGV-NDILARRWNA-N
SMILES: C(=O)(OCC)[C@@H](N)CS.Cl |&1:5,r|
CAS DataBase Reference: 868-59-7(CAS DataBase Reference)
EPA Substance Registry System: L-Cysteine, ethyl ester, hydrochloride (868-59-7)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 24/25-36-26
WGK Germany: 2
RTECS: HA1820000
TSCA: Yes
HS Code: 29309090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: C121908
Product name: L-Cysteine ethyl ester hydrochloride
Purity: 98%
Packaging: 25g
Price: $72
Updated: 2025/07/31

Sigma-Aldrich

Product number: C121908
Product name: L-Cysteine ethyl ester hydrochloride
Purity: 98%
Packaging: 100g
Price: $258
Updated: 2025/07/31

TCI Chemical

Product number: C0996
Product name: L-Cysteine Ethyl Ester Hydrochloride
Purity: >98.0%(T)
Packaging: 25g
Price: $32
Updated: 2021/12/16

Strem Chemicals

Product number: 07-0440
Product name: L-Cysteine ethyl ester hydrochloride, 98%
Packaging: 25g
Price: $40
Updated: 2024/03/01

Strem Chemicals

Product number: 07-0440
Product name: L-Cysteine ethyl ester hydrochloride, 98%
Packaging: 100g
Price: $117
Updated: 2024/03/01

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L-Cysteine ethyl ester hydrochloride Chemical Properties,Usage,Production

Chemical Properties

white powder

Uses

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

Definition

ChEBI: Ethyl L-cysteine hydrochloride is an alpha-amino acid ester.

reaction suitability

reaction type: solution phase peptide synthesis

L-Cysteine ethyl ester hydrochloride Preparation Products And Raw materials

Raw materials

Preparation Products

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L-Cysteine ethyl ester hydrochloride Suppliers

Americas 1 Belgium 1 China 257 Europe 3 Germany 7 India 12 Japan 7 Poland 1 Slovakia 1 Switzerland 5 United Kingdom 16 United States 45 Global 356

Senn Chemicals AG.

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Matrix Fine Chemicals GmbH

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Email: nfo@matrix-fine-chemicals.com
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ProdList: 6968
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Christof Senn Laboratories AG

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Email: christof.senn@cslabs.ch
Country: Switzerland
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SIGMA-RBI

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ProdList: 6896
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Senn Chemicals AG

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Email: swiss@sennchem.com
Country: Switzerland
ProdList: 3143
Advantage: 71

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View Lastest Price from L-Cysteine ethyl ester hydrochloride manufacturers

Hebei Chuanghai Biotechnology Co., Ltd

Product: L-Cysteine ethyl ester hydrochloride 868-59-7
Price: US $10.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 10 mt
Release date: 2025-06-27

WUHAN FORTUNA CHEMICAL CO., LTD

Product: L-Cysteine ethyl ester hydrochloride 868-59-7
Price: US $0.00/Kg/Drum
Min. Order: 1KG
Purity: 98%min
Supply Ability: 500kgs
Release date: 2021-09-26

Sichuan HongRi Pharma-Tech Co.,Ltd

Product: H-L-Cys-OEt.HCl 868-59-7
Price: US $0.00-0.00/kg
Min. Order: 1kg
Purity: 98%
Supply Ability: 1T+
Release date: 2024-03-28

868-59-7, L-Cysteine ethyl ester hydrochlorideRelated Search:

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Cystanin

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NSC 519837

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L-CYSTEINE ETHYL ESTER HYDROCHLORIDECRYS TALLINE

L-Cysteine ethyl ester hydrochloride 98%

Cysteine ethyl·hydrochloride

E-Cysten

Ethyl L-cysteine hydrochloride

L-Cysteine ethyl·hydrochloric acid

L-Cysteine ethyl ester hydrochloride,98%

L-Cysteine ethyl est

Cysteinmethylesterhydrochloride,98%

L-Cysteine Ethyl Ester HCl

Ethyl (2R)-2-amino-3-mercaptopropanoate hydrochloride, Ethyl (2R)-2-amino-3-sulphanylpropanoate hydrochloride

L-Trp-OEt

L-Cysteine ethyl ester hydrochloride≥ 99% (Titration)

L-Cysteine Ethyl Ester Hydrochloride &gt

-Cysteine EthyL

L-Cysteine ethyl ester hydrochloride USP/EP/BP

TIANFUCHEM--868-59-7--L-Cysteine ethyl ester hydrochloride

ethyl (2R)-2-amino-3-sulfanylpropanoate

H-L-Cys-OEt.HCl

Cys-Oet·hydrochloride

<sc>L</sc>-Cysteine ethyl ester hydrochloride

868-59-7

C5H12NO2S

C5H11NO2SCl

C5H11NO2S稨Cl

C5H11NO2SClH

HSCH2CHNH2COOC2H5HCl

C5H11NO2SHCl

C5H11O2NSxHCl

Cysteine/Cystine

Amino Acid Ethyl Esters

Amino Acids (C-Protected)

Protected & Labeled Amino Acids

Amino Acid Derivatives

Peptide Synthesis