Food & Feed Additives
【CAS No.】52-89-1
【EINECS No.】200-157-7
【Specification】AJI92 100Mesh, USP28, 98%Min
【Molecular Formula】C3H8ClNO2S
【Formula Weight】157.62
【Appearance】White Crystalline Powder
【Brand】VIADD
【Supplier】Shenyang Viadd Chemical Co.,Ltd.
【Price Email】sales@viaddchem.com
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L-CYSTEINE HYDROCHLORIDE ANHYDROUS INTRODUCTION
VIADD CHEMICAL COMPANY IS ONE PROFESSIONAL L-CYSTEINE HCL MANUFACTURER, DISTRIBUTOR AND EXPORTER FROM CHINA, INQUIRY BY EMAIL: SALES@VIADDCHEM.COM
L-cysteine Hydrochloride, also known as L-CYSTEINE or Cysteine HCL (anhydrous), is classified as a cysteine or a Cysteine derivative. Cysteines are compounds containing cysteine or a derivative thereof resulting from reaction of cysteine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom. L-cysteine Hydrochloride is considered to be soluble (in water) and acidic
【Basic Information】
【Chemical Name】L-Cysteine Hydrochloride Anhydrous
【CAS No.】52-89-1
【EINECS No.】200-157-7
【Specification】AJI92 100Mesh, USP28, 98%Min
【Molecular Formula】C3H8ClNO2S
【Formula Weight】157.62
【Appearance】White Crystalline Powder
【Synonyms】L-(+)-α-amino-β-thiopropionic acid;L-β-mercapto;(2R)-2-Amino-3-sulfanylpropanoic acid hydrochloride;(2R)-2-Amino-3-mercaptopropanoic acid·hydrochloric acid;L-Cisteine·hydrochloride;L-Cysteine·hydrochloric acid;L-Cysteine hydrochloride anhydrous, extra pure;L-Cysteine hydrochlo
【Functions of L-Cysteine Hydrochloride Anhydrous】
1. Food grade: flour improver, nutritional supplement, antioxidants.
2. Medicine grade: In pharmacy, used in the treatment of radioactive drugs poison, heavy metal poison, toxic hepatitis, serum sickness, and can prevent liver degeneration.
3. Cosmetics additive: whiting skin, dissolving cutin, anti-aging. The component of cosmetics marcel extract, sunscreen, germinal perfume, hair essence.
【Commercial Information】
【Packing】20kg or 25kg/bag/drum/carton box/requested
【Shelf Life】2 years
【Delivery】Within 15 days of order date
【Payment】T/T, D/P, L/C
【Origin】China
【Brand】VIADD
【Supplier】Shenyang Viadd Chemical Co.,Ltd.
【Price Email】sales@viaddchem.com
【Certificate】ISO,KOSHER,HALAL,GMP, MSDS, Material Data Sheet, Non GMO,Non Allergen
【Deliver Port】Tianjin/Qingdao
【Documents】Sales Contract, Commercial Invice, Packing List, Weight List, COA, , Cetificate of Origin, Healthey Certificate, FORM A, FORM E, Policy of Indusrance, B/L, Loading container photos, packing photos, shipping advice, etc
【Specification】AJI92,USP28
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Items |
Standards |
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Appearance |
White Powder |
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Assay(%) |
98.0 - 102.0 |
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Specific rotation(°) |
+5.6 - +8.9 |
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State of solution |
Clear and colorless |
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Transmittance(%) |
Not less than 98.0 Min |
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Heavy metals(ppm) |
10.0 Max |
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As(ppm) |
1.0 Max |
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Other amino acids |
Chromatographically Not detectable |
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Loss on drying(%) |
1.0 Max |
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Residue on ignition(%) |
0.1 Max |
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pH |
1.5 - 2.0 |
【Uses of L-Cysteine Hydrochloride Anhydrous】
L-Cysteine Hydrochloride is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.It’s used as raw materials for manufacturing N-Acetyl-L-Cysteine , S-Carboxymethyl-L-Cysteine and L-Cysteine base etc.Used in the cure of liver disease, antioxidant and antidoteIt is a promotor for bread fermentation. It promotes the form of glutelin and prevents from getting ageing.Also used in cosmetic.
【Chemical Properties】
Melting point : 180°C
Alpha: 5.5 º (c=8, 6 N HCL)
storage temp.: Store at RT.
Solubility: H2O: 1 M at 20 °C, clear, colorless
Form: Solid
Color: White to light brown
Water Solubility: SOLUBLE
Sensitive: Hygroscopic
Merck: 14,2781
BRN: 3560277
Stability: Stable, but light, moisture and air sensitive. Incompatible with strong oxidizing agents, some metals.
【Raw Materials and Preparation Products】
1. Raw materials: Etanol-->Stannous chloride dihydrate-->L-Cystine-->L-Cysteine-->thiazoline
2. Preparation Products: N-Boc-S-Trityl-L-cysteine-->Carbocistein
