L-Cysteinehydrochlorideanhydrous Pharma Grade
9 Inquiries
52-89-1
Pharmaceutical Grade
NINGBO
25kg/0.12kg Bag
2017-04-19
L-CYSTEINE HCL MONO /ANHYDROUS,L-CYSTINE ,,L-TYROSIEN, L-LEUCINE., L-ARGININE ASPARTATE ,,L-TRYPTOPHAN,L-THREONINE N-ACETYL-L-CYSTEINE,N-ACETYL-L-TYROSINE
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Product Description
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Seller Information
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Inquiry History
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Description
Bread Improvers; nutritional supplements, antioxidants, and color protection agents. It has the function of detoxification to acrylonitrile and aromatic poisoning, has the function of preventing radiation injury, and has the function of treating tracheitis and expectorant. It has the function of detoxifying the acetaldehyde in the body by absorbing alcohol
solidBasic Info-
Product Name:
L-(+)-Cysteine hydrochloride
Other Name:L-Cysteine,hydrochloride (1:1);Cysteine,hydrochloride,L-;L-Cysteine,hydrochloride;Cysteine chlorohydrate;Cysteine hydrochloride;Cystein chloride;L-(+)-Cysteine hydrochloride;(R)-Cysteine hydrochloride;WR 348;(R)-1-Carboxy-2-mercaptoethanaminium chloride;CSKE 200;(2R)-2-Amino-3-sulfanylpropanoic acid hydrochloride;122641-75-2;122882-13-7;124558-06-1;29844-56-2
CAS No.:52-89-1
Molecular Formula:C3H7NO2S.ClH
InChIKeys:InChIKey=IFQSXNOEEPCSLW-DKWTVANSSA-N
Molecular Weight:157.61900
Exact Mass:156.99600
EC Number:200-157-7
UNII:A9U1687S1S
DSSTox ID:DTXSID0020367
Color/Form:Colorless crystals|White crystals
HScode:2930909090
Categories:
Characteristics-
PSA:
102.12000
XLogP3:0.83040
Appearance:DryPowder
Melting Point:170-178 °C (decomp)
Boiling Point:293.9ºC at 760 mmHg
Flash Point:131.5ºC
Water Solubility:SOLUBLE
Storage Conditions:Store at RT.
Vapor Pressure:6.73X10-7 mm Hg at 25 °C (est)
Toxicity:LD50 intraperitoneal in mouse: 1250mg/kg
Henrys Law Constant:Henry's Law constant = 5.30X10-11 atm-cu m/mol at 25 °C (est)
Dissociation Constants:pK1 1.71 /carboxylic/; pK2 8.33 /amine/; pK3 10.78 /sulfide/
Experimental Properties:Readily oxidizes to form a dimeric amino acid, cystine, in which the two cysteines are linked via a disulfide bridge, a common structural feature in proteins. Amino Acids and Proteins, D.M. Greenberg, Ed. (Charles C. Thomas, Springfield, IL, 1951) 950 pp.|In neutral or slightly alkaline aqueous solution it is oxidized to cystine by air. More stable in acidic solutions.|MP (anhydrous): 178 °C (decomposes). Specific optical rotation: +6.53 deg at 25 °C/D (calculated as cysteine) (c = 2 in 5M HCl); solubility >100 (20 °C) g/100 g H2O /L-Cysteine hydrochloride monohydrate/|Hydroxyl radical reaction rate constant = 7.96X10-11cu cm/molecule-sec at 25 °C (est)
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
L-CYSTEINE HCL MONO /ANHYDROUS,L-CYSTINE ,,L-TYROSIEN, L-LEUCINE., L-ARGININE ASPARTATE ,,L-TRYPTOPHAN,L-THREONINE N-ACETYL-L-CYSTEINE,N-ACETYL-L-TYROSINE
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Location:
629 zhenning east road zhenhai ningbo china
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Payment Terms:
TT against copy of documents,L/C,D/A
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Average lead Time:
60
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Total Annual Revenue:
$2.5 million-$5 million
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Total Employees:
11-50
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Year of Establishment:
1991
Ningbo Zhenhai Amino Acid Factory was established at the end of 1990. The factory is located on the coast of the beautiful East China Sea with convenient transportation. There are nearly 100 employees, the factory area is 10,000 square meters, the construction area is 5,000 square meters, and the fixed assets are 10 million yuan. With domestic advanced production equipment and testing capabilities, the annual production capacity of L-cysteine is 400 tons. The factory has strong technical force and ten technicians with intermediate level or above. It is one of the domestic professional manufacturers of cysteine series products. One. The main products of the factory are: 1, L-cysteine hydrochloride hydrate 2, L-cysteine hydrochloride anhydrous 3, L-cysteine 4, L-cystine 5, L- Leucine 6, L-tyrosine 7, L-arginine 8, L-arginine hydrochloride 9, L-histidine hydrochloride 10, L-isoleucine 11, L-va 12-L, threonine 13, L-ornithine hydrochloride 14, L-tryptophan 15, L-histidine 16, L-cysteine hydrochloride ethyl ester 17, L- Cysteine hydrochloride methyl ester 18, L-methionine 19, L-lysine base 20, L-lysine hydrochloride 21, L-alanine 22, L-proline 23 , L-serine 24, S-carboxymethyl-L-cysteine 25, N-ethyl ester-L-cysteine 26, N-ethyl ester-L-tyrosine 27, N-ethyl ester- L-leucine 28, DL-methionine 29, DL-tryptophan 30, DL-threonine 31, DL-isoleucine 32, DL-lysine 33, DL-valine 34, D- Tryptophan 35, D-threonine 36, D-methionine 37, D-isoleucine. All products of our factory comply with international standards such as Japanese Ajinomoto, American Pharmacopoeia, European Pharmacopoeia, and most of the products have obtained KOSHER certification. 99% of the products are exported and exported to Europe, the United States, Southeast Asia and other places. In recent years, the factory has been ranked ahead of its peers with high-quality products, good reputation, and good after-sales services. It has been rated as the key enterprise of foreign exchange earning in Zhejiang Province for three consecutive years and the largest enterprise in Zhejiang Province. In order to make the enterprise develop and grow continuously, the factory is currently cooperating with the scientific research departments of several domestic colleges and universities, and actively introducing talents, relying on scientific and technological strength, vigorously develop new amino acid products. Based on the concept of integrity and customer first, our factory hopes to establish good cooperative relations with friends and colleagues from all walks of life at home and abroad.
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Inquiry History9 Inquiries
Country Product Purchase Quantity Date Posted
India
L-Cysteine hydrochloride Anhydrous
100.00 KG Jan 17, 2024
India
L-Cysteine hydrochloride Anhydrous
100.00 KG Dec 18, 2023
India
L-Cysteine hydrochloride
1000 KG Jan 14, 2026
Bangladesh
L-Cysteine HCl
185 KG Oct 30, 2023
India
Magnesium Oxide
20.00 MT Jan 17, 2024
India
Zinc Oxide
15.00 MT Jan 17, 2024
India
Dibenzoyl peroxide
1.00 MT Jan 19, 2024
India
L-Lysine Monohydrochloride
100.00 KG Dec 18, 2023
India
L-Tyrosine
100.00 KG Dec 18, 2023 Post an enquiry for this product