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Thermo Scientific Chemicals L-Cysteine, 99+%
L-Cysteine, CAS # 52-90-4, is an essential sulfur-containing amino acid related to cystine. It plays an important role in protein synthesis. It is a precursor to the glutathione antioxidant system and iron-sulfur clusters.
27.54€ - 422.10€
Identificatori chimici
| 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 |
| Codice del prodotto | Marca | Quantità | Imballaggio | Prezzo | Quantità e disponibilità | ||||
|---|---|---|---|---|---|---|---|---|---|
| Codice del prodotto | Marca | Quantità | Imballaggio | Prezzo | Quantità e disponibilità | ||||
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10543541
|
Thermo Scientific Chemicals
173600050 |
5 g | Glass Bottle |
27.54€
5g |
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|
10397540
|
Thermo Scientific Chemicals
173600250 |
25 g | Plastic Bottle |
34.77€
25g |
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|
10499470
|
Thermo Scientific Chemicals
173601000 |
100 g | Plastic Bottle |
100.50€
100g |
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|
10679263
|
Thermo Scientific Chemicals
173605000 |
500 g | Plastic Bottle |
422.10€
500g |
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Descrizione
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
General Description
- L-Cysteine is an essential amino acid and is one of the building blocks required for the synthesis of proteins
- This compound participates in the glutathione antioxidant system and iron-sulfur clusters
Applications
- It plays a role in the production of flavors such as meat flavor obtained by reacting with sugars
- This compound is also applied to the cleavage of disulfide bonds in keratin, the main protein in nails, skin, and hair
- In chemical research, it is used as a crucial raw material in the manufacture of N-acetyl-L-cysteine, S-carboxymethyl-L-cysteine, and L-cysteine base
- L-Cysteine is a component of the antioxidant glutathione and has been shown to be involved in the metabolism of essential biochemicals such as coenzyme A, heparin, and biotin
- In vitro studies demonstrated that this compound can neutralize the activity of acetaminophen. In addition, due to its antioxidant activity this compound can protect the nervous system.
- This compound can also bind to several metal cofactors in enzymes
Identificatori chimici
| 52-90-4 | |
| 121.154 | |
| XUJNEKJLAYXESH-REOHCLBHSA-N | |
| 5862 | |
| (2R)-2-amino-3-sulfanylpropanoic acid |
| C3H7NO2S | |
| MFCD00064306 | |
| 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 | |
| CHEBI:17561 | |
| C(C(C(=O)O)N)S |
Specifica
| L-Cysteine | |
| 52-90-4 | |
| White | |
| 10ppm max. | |
| 98+% | |
| C3H7NO2S | |
| MFCD00064306 | |
| 300ppm max. | |
| 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 | |
| C(C(C(=O)O)N)S | |
| 121.154 | |
| CHEBI:17561 | |
| ≥99.0% (on dried substance) |
| 1000ppm max. | |
| 4.5 to 6 (2.5% aq. soln.) | |
| 400ppm max. | |
| Authentic | |
| 0.5% max. (105°C, 3 hrs) | |
| HSCH2CH(NH2)CO2H | |
| +8° to +9.5° (20°C, 589nm) (c=5, 2N HCl) | |
| 0.1% max. | |
| XUJNEKJLAYXESH-REOHCLBHSA-N | |
| (2R)-2-amino-3-sulfanylpropanoic acid | |
| 5862 | |
| 121.15 | |
| Crystalline Powder or Crystals |
Sicurezza e movimentazione
GHS H Statement:
Harmful if swallowed.
Causes serious eye irritation.
Causes skin irritation.
May cause respiratory irritation.
GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
Identificativo prodotto
- L-Cysteine
RUO – Research Use Only