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

Items	Standards
Appearance	White Powder
Assay(%)	98.0 - 102.0
Specific rotation(°)	+5.6 - +8.9
State of solution	Clear and colorless
Transmittance(%)	Not less than 98.0 Min
Heavy metals(ppm)	10.0 Max
As(ppm)	1.0 Max
Other amino acids	Chromatographically Not detectable
Loss on drying(%)	1.0 Max
Residue on ignition(%)	0.1 Max
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