High Quality l Cysteine Powder L-Cysteine

  • Cas No.:52-90-4
  • Molecular Formula:C3H7NO2S
  • Purity:98%MIN
  • Molecular Weight:
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Product Details

Appearance:white fine powder

Throughput:100|Metric Ton|Month

Application:Food Additive

Delivery Time:3-5working days

BASIC INFORMATION

Product name

L-Cysteine 

CAS

52-90-4

Appearence

White Crystal Powder

MF

C3H7NO2S

MW

121.15

Purity

98%min

Melting point

240 °C (464 °F; 513 K)

Loss on drying

0.5% or less

 

L cysteine is a kind of biological common amino acids in the body.As one of the alpha sulfur amino acids, encounter nitroprusside (nitroprusside) purple color (SH), found in many proteins, glutathione, and Ag +, Hg + and Cu + of metal ion can form insoluble mercaptide (mercapti - DE).R - S - M ', R - S - M "- S - R (M ', M" 1, 2 valence metal price).

L-Cysteine is an amino acid common in vivo, can be transformed from the body of methionine, cystine can be transformed with each other.

L-Cysteine is one of the 20 natural amino acids and, besides methionine,the only one which contains sulfur. It is a thiol-containing non-essential amino acid that is oxidized to form Cystine. It is a non-essential sulfur-containing amino acid in humans, related to cystine, Cysteine is important for protein synthesis, detoxification, and diverse metabolic functions. Found in beta-keratin, the main protein in nails, skin, and hair, Cysteine is important in collagen production, as well as skin elasticity and texture. Also required in the manufacture of amino acid taurine, Cysteine is a component of the antioxidant glutathione, and plays a role in the metabolism of essential biochemicals such as coenzyme A, heparin, and biotin.

L-cysteine hydrochloride is used in the baking industry as dough conditioner. Specially, it breaks the disulfide bonds of gluten, which lowers the viscosity of the dough. It is then easier to work with and increases the elasticity of the dough, helping it to rise during baking.
L-cysteine is available through many dietary sources, primarily animal protein. Eggs and dairy products also contain significant levels of l-cysteine. Vegetable sources of l-cysteine include broccoli, Brussels sprouts, garlic, granola, sprouted lentils, oats, onions and peppers. The commercial extraction of l-cysteine typically uses human hair, due to its high concentration of this amino acid. Other commercial sources include hog hair and poultry feathers. L-cysteine may also be synthesized in a process that involves fermentation by a variety of E. coli.
 
FUNCTION

1. L-Cysteine has an effective detoxification.

2. L-Cysteine can effectively prevent and treat radiation injury.

3. L-Cysteine can remove the skin melanin itself, change the nature of the skin itself, the skin becomes natural whitening. It is a kind of ideal natural whitening cosmetics.

4. L-Cysteine can improve the symptoms of inflammation and skin allergies.

5. L-Cysteine on horny skin disease is also effective hypertrophy.

6. L-Cysteine has a function to prevent biological aging.

7.Cysteine is a kind of natural amino acid, has many uses in food processing, it is mainly used for baking products, as a necessary component of dough improver

8.Cysteine is a kind of reductant, it can promote the formation of gluten, reduce the time needed for mixing and the energy required for medicinal, cysteine by changing the protein molecules and protein molecules between the internal disulfide bond, weaken the structure of the protein, this protein is stretched.

APPLICATION
L-cysteine can be used as bread improver, nutritional supplements, antioxidants and color fixative. It can also be applied for curing acrylonitrile and aromatic acid poisoning, preventing radiation damage and treating bronchitis and phlegm. L-cysteine can absorb alcohol and convert it into acetaldehyde to alleviate a hangover.
L-cysteine can be used for the treatment of eczema, urticaria, freckles and other skin diseases. And its series products are widely used in medicine, food and cosmetics industry
L-cysteine can be used for biochemical research and as the antidote for hepatitis, liver poisoning, radiopharmaceutical poisoning, antimony poisoning, etc.
L-cysteine is mainly used for medicine, cosmetics, biochemical research and so on. It can be used in the bread material to accelerate the formation of gluten and to promote fermenting and depanning, as well as to prevent aging. It can be used in natural fruit juices to prevent oxidation of vitamin C and to prevent fruit juice from becoming brown. The product has detoxification effect and can be used for curing acrylonitrile poisoning and aromatic acidosis. This product also has the role of preventing the human body from radiation damage. It can be used as bronchitis drugs, especially as phlegm drugs (mostly in the form of acetyl L-cysteine methyl ester salt). In cosmetics, it is mainly used as cosmetic water, perm solution, anti-sun cream and other skin care.
L-cysteine can be used as the receptor agonists of NMDA glutamate.