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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
Acros Organics
Tel
--
Fax
--
Email
info@acros.com
Country
Belgium
ProdList
6772
Advantage
81
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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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  • L-Trp-OEt
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  • 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