Wuhan Yuancheng Gongchuang Technology Co., Ltd.

L-Cysteine, 52-90-4, 4371-52-2 manufacturer / supplier in China, offering USP30 99% L (+) - Cysteine CAS: 52-90-4, Steroids Injections Testosterone Propionate for Muscle Building, Highest Quality 99.5% Purity 2-Methyl-1-Butanol CAS: 137-32-6 and so on.

Supplier Homepage Product List Vitamin and Amino Acid USP30 99% L (+) - Cysteine CAS: 52-90-4

USP30 99% L (+) - Cysteine CAS: 52-90-4

FOB Price:US $1 / kg
Min. Order (kg) FOB Price
1+ US $1 / kg
Get Latest Price
Min. Order: 1 kg
Production Capacity: 500kg/Month
Transport Package: 1kg/Foil Bag, 25kg/Drum or as Your Requirements
Payment Terms: T/T, Money Gram, Western Union

Basic Info.

Model NO.:CAS: 52-90-4
Type:Amino Acids
Appearance:Crystal
Quality:Refined
Colour:White
English Name: L (+) - Cysteine:25kg/Drum
Melting Point: 220 C:Water-Soluble: 280 G / L (25 C)
Molecular Weight: 121.15:Formula: C3h7no2s
Einecs: 200-158-2:CAS: 52-90-4; 4371-52-2
Content: 99%:Packing: 25kg Bucket
Trademark:YC
Specification:1kg/foil bag, 25kg/drum
Origin:China
HS Code:3001

Product Description

English name: L (+) - Cysteine
English Synonyms: Cysteine, L-; L - (+) - Cysteine; L-Alanine, 3-mercapto-; L-Cys; NSC 8746; L-Cysteine; (+) - 2-Amino-3-mercaptopropionic acid; L -beta-mercaptoalanine; L-Cysteine Free Base Crystalline; (S) - (-) - Cysteine; L-Cysteine Base
CAS: 52-90-4; 4371-52-2
EINECS: 200-158-2
Formula: C3H7NO2S
Molecular Weight: 121.15
Melting point: 220 C
Water-soluble: 280 g / L (25 C)

Chemical properties
Colorless to white fine columnar crystals or white crystalline powder, with slight odor and taste (slightly acid). A reduction, has antioxidant and prevent non-enzymatic browning effect. Melting point 175 C (decomposition). Soluble in water, acidic aqueous solution, pH value at 3% when 1.2, 1% when 1.7, 0.1 and 2.4%. Also soluble in ethanol, ammonia and acetic acid, insoluble in ether, acetone, benzene, carbon disulfide and chloroform.
One amino acid, but is a non-essential amino acids.
Content: 99%
Packing: 25kg bucket
Quality Standard: AJI92 USP30 EP5 FCCIV
Uses: Its products are widely used in pharmaceutical, food and cosmetic industries
For biochemical studies, used for hepatitis, liver poisoning, radiation poisoning, antimony poisoning agent antidote medicine. Treatment of eczema, urticaria, freckles and other skin diseases
For bread compound, in order to promote and facilitate the formation of gluten fermentation, the mold and prevent aging. Used in natural juice, vitamin C to prevent oxidation and prevent the juice turns brown. The goods are detoxification, can be used for poisoning, aromatic acid poisoning.
The goods have a preventive effect of radiation damage the body, but also the treatment of bronchitis, especially as phlegm drugs (mostly used in the form acetyl-cysteine methyl formate L-).
Water is mainly used for cosmetics beauty, perm solution, anti-sun skin care creams and so on.


Our advantange
Packing
Professional packing with professional materials, and We'll give clients several Packing way to choose after you contact me through my email
Quality
Our company is a professional leading factory in China in pharmaceutical area, ach batch of steroid powders have to tested by our QC(quality control) department before they are allowed to sell.
Delivery

We can pack your powders within 48 hours after your payment, and corresponding picture of your powders' parcel will be sent to you.
Price
Best prices you're sure to be satisfied, the more you buy, the more competitive prices you get.

Payment
T/T in advance, WU or Money Gram
We are one of the leading manufacturers and exporters in China. We specialized in fine chemical, flavor, food additive, pharmaceutical and intermediates. If you have any questions of our products that you are interested in, please contact as without hesitate.
product Name L(+)-Cysteine
Synonyms Cysteine, L-; L-(+)-Cysteine; L-Alanine, 3-mercapto-; L-Cys; NSC 8746; L-Cysteine; (+)-2-Amino-3-mercaptopropionic acid; L-beta-mercaptoalanine; L-Cysteine Free Base Crystalline; (S)-(-)-Cysteine; L-Cysteine Base; H-Cys-OH
Molecular Formula C3H7NO2S
Molecular Weight 121.15
InChI InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
CAS Registry Number 52-90-4;4371-52-2
EINECS 200-158-2
Molecular Structure  
Melting point 220C
Water solubility 280 g/L (25C)
 
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