Skip to Content
Merck

410209

L-Cysteine methyl ester hydrochloride

98%, for peptide synthesis

Synonym(s):

(R)-Cysteine methyl ester hydrochloride

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Linear Formula:
HSCH2CH(NH2)COOCH3 · HCl
CAS Number:
18598-63-5
Molecular Weight:
171.65
NACRES:
NA.22
PubChem Substance ID:
24865699
eCl@ss:
32160406
UNSPSC Code:
12352209
EC Number:
242-435-0
MDL number:
MFCD00038985
Beilstein/REAXYS Number:
3685824

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

L-Cysteine methyl ester hydrochloride, 98%

Quality Level

100

InChI key

WHOHXJZQBJXAKL-DFWYDOINSA-N

InChI

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

SMILES string

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

assay

98%

form

solid

optical activity

[α]20/D −1.8°, c = 10 in methanol

reaction suitability

reaction type: solution phase peptide synthesis

mp

142 °C (dec.) (lit.)

application(s)

peptide synthesis

Looking for similar products? Visit Product Comparison Guide

Related Categories

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKBX6175V
MKBS8811V
MKBP7996V
MKBH4741V
MKBF8304V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Mickael Alimi et al.
Inorganic chemistry, 51(17), 9350-9356 (2012-08-22)
Six Co(III) complexes based on unsubstituted or substituted TPA ligands (where TPA is tris(2-pyridylmethyl)amine) and acetohydroxamic acid (A), N-methyl-acetohydroxamic acid (B), or N-hydroxy-pyridinone (C) were prepared and characterized by mass spectrometry, elemental analysis, and electrochemistry: [Co(III)(TPA)(A-2H)](Cl) (1a), [Co(III)((4-Cl(2))TPA)(A-2H)](Cl) (2a), [Co(III)((6-Piva)TPA)(A-2H)](Cl)
Sandra Osburn et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 17(3), 873-879 (2011-01-13)
The structure and reactivity of the cysteine methyl ester radical cation, CysOMe(.+) , have been examined in the gas phase using a combination of experiment and density functional theory (DFT) calculations. CysOMe(.+) undergoes rapid ion-molecule reactions with dimethyl disulfide, allyl
T A Cook et al.
Biochemistry, 39(44), 13516-13523 (2000-11-07)
PDE6 (type 6 phosphodiesterase) from rod outer segments consists of two types of catalytic subunits, alpha and beta; two inhibitory gamma subunits; and one or more delta subunits found only on the soluble form of the enzyme. About 70% of
Itai Chipinda et al.
Chemical research in toxicology, 19(3), 341-350 (2006-03-21)
Diisocyanates (dNCOs) are the most commonly reported cause of chemically induced occupational asthma, but the ultimate antigenic form is unknown. Reactions of the three most common monomeric dNCOs, hexamethylene dNCO (HDI), methylene diphenylisocyanate (MDI), and toluene dNCO (TDI), with cysteine
B E Svensson
The Biochemical journal, 253(2), 441-449 (1988-07-15)
Nine low-Mr thiols were compared with regard to their ability to function as myeloperoxidase-oxidase substrates under conditions where no auto-oxidation of the thiols could be observed. The methyl and ethyl esters of cysteine were found to be about twice as
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service