L-Cysteine (500g)

SKU:
168149-500G
  • $385.00

    • Description

    68149 Sigma-Aldrich

    L-Cysteine

    97%

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

    • CAS Number 52-90-4

       

    • Linear Formula HSCH2CH(NH2)CO2H

       

    • Molecular Weight 121.16

       

    •  Beilstein/REAXYS Number 1721408

       

    •  EC Number 200-158-2

       

    •  MDL number MFCD00064306

       

    •  eCl@ss 32160406

    Description

    General description

    L-cysteine is a sulfur-containing non-essential amino acid.[1] Its ability to reduce colitis symptoms is being assessed for potential use in treating inflammatory bowel disease (IBD).[2]

    Naturally occurring non-essential amino acid.

    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.[3]

    Packaging

    2.5 g in glass bottle

    2.5 kg in poly bottle

    25, 100, 500 g in poly bottle

    Biochem/physiol Actions

    NMDA glutamatergic receptor agonist.

    Properties

    Related Categories Acacia, Allium cepa (Onion), Allium sativum (Garlic), Aloe Vera, Amino Acids & Derivatives,
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    InChI Key   XUJNEKJLAYXESH-REOHCLBHSA-N
    assay   97%
    optical activity   [α]20/D +6.5±1.5°, c = 2 in 5 M HCl
    optical purity   ee: 96% (GLC)
    mp   240 °C (dec.) (lit.)
    solubility   hydrochloric acid: 5% in 1N, clear, colorless