L-Cysteine

Name: <SC>L</SC>-Cysteine
Brand: ALDRICH

97%, for peptide synthesis

Synonym(s):

(R)-2-Amino-3-mercaptopropionic acid

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About This Item

Linear Formula:

HSCH₂CH(NH₂)CO₂H

CAS Number:

52-90-4

Molecular Weight:

121.16

NACRES:

NA.22

PubChem Substance ID:

24850236

eCl@ss:

32160406

UNSPSC Code:

12352209

EC Number:

200-158-2

MDL number:

MFCD00064306

Beilstein/REAXYS Number:

1721408

Product Name

L-Cysteine, 97%

InChI key

XUJNEKJLAYXESH-REOHCLBHSA-N

InChI

1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1

SMILES string

N[C@@H](CS)C(O)=O

assay

97%

form

solid

optical activity

[α]20/D +6.5±1.5°, c = 2 in 5 M HCl

optical purity

ee: 96% (GLC)

reaction suitability

reaction type: solution phase peptide synthesis

mp

240 °C (dec.) (lit.)

solubility

hydrochloric acid: 5% in 1N, clear, colorless

application(s)

peptide synthesis

Quality Level

200

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Related Categories

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Amino Acids, Resins & Reagents for Peptide Synthesis

Thiols

Application

L-cysteine can be used as a cysteine source to prepare L-cysteine functionalized gold nanoparticles for use as probes in the colorimetric detection of Hg²⁺ in aqueous solution.

Biochem/physiol Actions

NMDA glutamatergic receptor agonist.

General description

L-cysteine is a sulfur-containing non-essential amino acid. Its ability to reduce colitis symptoms is being assessed for potential use in treating inflammatory bowel disease (IBD).

Naturally occurring non-essential amino acid.

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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L-cysteine supplementation attenuates local inflammation and restores gut homeostasis in a porcine model of colitis

Kim CJ

Biochim. Biophys. Acta Gen. Subj., 1790(10), 1161-1169 (2009)

Xin Li et al.

Journal of diabetes research, 2020, 9589507-9589507 (2020-02-23)

Chronic wounds are a major global health problem with the presence of biofilm significantly contributing to wound chronicity. Current treatments are ineffective in resolving biofilm and simultaneously killing the bacteria; therefore, effective biofilm-resolving drugs are needed. We have previously shown

L-cysteine functionalized gold nanoparticles for the colorimetric detection of Hg2+ induced by ultraviolet light

Chai F

Nanotechnology, 21(2), 025501-025501 (2009)

Antioxidant effects of sulfur-containing amino acids

Atmaca G

Yonsei Medical Journal, 45, 776-788 (2004)

Tead transcription factors differentially regulate cortical development.

Tanzila Mukhtar et al.

Scientific reports, 10(1), 4625-4625 (2020-03-15)

Neural stem cells (NSCs) generate neurons of the cerebral cortex with distinct morphologies and functions. How specific neuron production, differentiation and migration are orchestrated is unclear. Hippo signaling regulates gene expression through Tead transcription factors (TFs). We show that Hippo

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Dietary Antioxidants

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