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Thermo Scientific Chemicals L-Cysteine, 98+%

Codice prodotto. 11488643
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Product Code. 11488643 Supplier Thermo Scientific Chemicals Supplier No. A10435.18
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L-Cysteine is used as a precursor in food, pharmaceutical and personal care products. It is actively involved in the production of flavors such as meat flavor obtained by reacting with sugars. Also used for the cleavage of disulfide bonds in the hair's keratin. It plays an important role as a key raw material for the manufacture of N-acetyl-L-cysteine, S-carboxymethyl-L-cysteine and L-cysteine base. Its derivative, N-acetyl-L-cysteine is used as a dietary supplement. It acts as an antidote to acetaminophen overdose and prevents liver failure. It protects nerves from oxidation and thereby prevents illnesses like Alzheimer's and Parkinson's. Being an essential amino acid, it used as animal feed especially for sheep, which is responsible the growth of wool.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
L-Cysteine is used as a precursor in food, pharmaceutical and personal care products. It is actively involved in the production of flavors such as meat flavor obtained by reacting with sugars. Also used for the cleavage of disulfide bonds in the hair′s keratin. It plays an important role as a key raw material for the manufacture of N-acetyl-L-cysteine, S-carboxymethyl-L-cysteine and L-cysteine base. Its derivative, N-acetyl-L-cysteine is used as a dietary supplement. It acts as an antidote to acetaminophen overdose and prevents liver failure. It protects nerves from oxidation and thereby prevents illnesses like Alzheimer′s and Parkinson′s. Being an essential amino acid, it used as animal feed especially for sheep, which is responsible the growth of wool.

Solubility
Soluble in water, alcohol, acetic acid and aqueous ammonia. Insoluble in ether, acetone, ethyl acetate, benzene, carbon disulfide and carbon tetrachloride

Notes
Air sensitive. Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 52-90-4
Formula molecolare C3H7NO2S
Molecular Weight (g/mol) 121.154
Numero MDL MFCD00064306
InChI Key XUJNEKJLAYXESH-REOHCLBHSA-N
Sinonimo l-cysteine, cysteine, cystein, half-cystine, r-cysteine, thioserine, r-2-amino-3-mercaptopropanoic acid, l-+-cysteine, l-cystein, 2r-2-amino-3-sulfanylpropanoic acid
PubChem CID 5862
ChEBI CHEBI:17561
IUPAC Name (2R)-2-amino-3-sulfanylpropanoic acid
SMILES C(C(C(=O)O)N)S

Specifications

Materiale o nome chimico L-Cysteine
Punto di fusione ∽220°C (decomposition)
Beilstein 1721408
Indice di Merck 14,2781
Informazioni di solubilità Soluble in water,alcohol,acetic acid and aqueous ammonia. Insoluble in ether,acetone,ethyl acetate,benzene,carbon disulfide and carbon tetrachloride
Quantità 50 g
Peso formulazione 121.16
Sensibilità Air Sensitive
Percent Purity ≥98%

RUO – Research Use Only

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