laevo-cysteine hydrochloride anhydrous

L-cystein hydrochloride

CAS: 52-89-1 C3 H8 N O2 S Cl MW: 157.61916000

Identification

Namelaevo-cysteine hydrochloride anhydrous
CAS Number52-89-1
EINECS200-157-7
FDA UNIIA9U1687S1S
Molecular FormulaC3 H8 N O2 S Cl
Molecular Weight157.61916000
MDL NumberMFCD00064553
Beilstein3560277
CoE Number11746

Regulatory

DG SANTE Food Flavourings17.032 L-cystein hydrochloride
FDA Mainterm (SATF)52-89-1 ; L-CYSTEINE MONOHYDROCHLORIDE
FDA RegulationFDA PART 184 -- DIRECT FOOD SUBSTANCES AFFIRMED AS GENERALLY RECOGNIZED AS SAFE

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Boiling Point 290.00 to 293.00 °C. @ 760.00 mm Hg
Vapor Pressure 0.000411 mmHg @ 25.00 °C. (est)
Flash Point 268.00 °F. TCC ( 131.11 °C. )
logP (o/w) 0.235 (est)
Soluble in water, 1.132e+005 mg/L @ 25 °C (est)

Cosmetic Information

CosIngcosmetic data
Cosmetic Usesantioxidants

Organoleptic Properties

Odor Strength none
Odor Description odorless

Safety Information

Preferred SDSView
European informationMost important hazard(s):
Oral/Parenteral Toxicityintraperitoneal-mouse LD50 1250 mg/kg
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryspecial dietary and nutritional additives
Recommendation for laevo-cysteine hydrochloride anhydrous usage levels up tonot for fragrance use.
Recommendation for laevo-cysteine hydrochloride anhydrous flavor usage levels up tonot for flavor use.

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Potential Uses

antioxidants hair conditioning hair streightening agents hair waving agents reducing agents

Natural Occurrence

not found in nature

Synonyms

(R)-2- amino-3-mercaptopropanoic acid hydrochloride L-2- amino-3-mercaptopropanoic acid monohydrochloride (2R)-2- amino-3-sulfanylpropanoic acid hydrochloride L- cystein hydrochloride L- cysteine HCl Anhydrous (R)- cysteine hydrochloride (R)-(+)- cysteine hydrochloride L- cysteine hydrochloride L-(+)- cysteine hydrochloride L- cysteine hydrochloride (1:1) (R)- cysteine hydrochloride anhydrous L- cysteine hydrochloride anhydrous laevo-(+)- cysteine hydrochloride anhydrous L- cysteine monohydrochloride anhydrous laevo- cysteine monohydrochloride anhydrous cysteine, hydrochloride, L- cysteine, L-, hydrochloride cysteine, L-, monohydrochloride L- cysteine.HCl L- cysteinehydrochloride PubMed: Synthesis of highly luminescent and biocompatible CdTe/CdS/ZnS quantum dots using microwave irradiation: a comparative study of different ligands. PubMed: Impaired L-arginine uptake but not arginase contributes to endothelial dysfunction in rats with chronic kidney disease. PubMed: Culture media for differential isolation of Lactobacillus casei Shirota from oral samples. PubMed: Arginase II inhibition prevents nitrate tolerance. PubMed: Extracellular signal-regulated kinase (ERK) inhibition decreases arginase activity and improves corpora cavernosal relaxation in streptozotocin (STZ)-induced diabetic mice. PubMed: Hypoxia-reduced nitric oxide synthase activity is partially explained by higher arginase-2 activity and cellular redistribution in human umbilical vein endothelium. PubMed: Intrinsic susceptibility of Giardia duodenalis assemblage subtypes A(I), A(II), B and E(III) for nitric oxide under axenic culture conditions. PubMed: Buccal tablets containing cysteine and chlorhexidine for the reduction of acetaldehyde levels in the oral cavity. PubMed: Design, synthesis and biological activity of thiazolidine-4-carboxylic acid derivatives as novel influenza neuraminidase inhibitors. PubMed: Screening of reducing agents for anaerobic growth of Candida albicans SC5314. PubMed: The effect of the combination of reducing and oxidising agents on the viscoelastic properties of dough and sensory characteristics of buns. PubMed: On-line pre-reduction of pentavalent arsenicals by thioglycolic acid for speciation analysis by selective hydride generation-cryotrapping-atomic absorption spectrometry. PubMed: Multifunctional multilayer films containing polyoxometalates and bismuth oxide nanoparticles. PubMed: Optimization of a reconstituted skim milk based medium for enhanced CLA production by bifidobacteria. PubMed: The vascular effects of different arginase inhibitors in rat isolated aorta and mesenteric arteries. PubMed: Disappearance of nine monoterpenes exposed in vitro to the rumen microflora of dairy goats: effects of inoculum source, redox potential, and vancomycin. PubMed: Arginase blockade lessens endothelial dysfunction after thrombosis. PubMed: Optoelectronic characteristics of inorganic/organic hybrid device based on poly(N-vinylcarbazole)/ cadmium selenide thin films. PubMed: Synthesis and optical properties of L-cysteine hydrochloride-stabilized CdSe nanocrystals in a new alkali system. PubMed: Comparison of methods with respect to efficiencies, recoveries, and quantitation of mercury species interconversions in food demonstrated using tuna fish. PubMed: Formulation and in-vivo evaluation of L-cysteine chewing gums for binding carcinogenic acetaldehyde in the saliva during smoking. PubMed: Optimization of acetic acid production from synthesis gas by chemolithotrophic bacterium--Clostridium aceticum using statistical approach. PubMed: Local ascorbate administration augments NO- and non-NO-dependent reflex cutaneous vasodilation in hypertensive humans. PubMed: Expression of the mucus adhesion genes Mub and MapA, adhesion-like factor EF-Tu and bacteriocin gene plaA of Lactobacillus plantarum 423, monitored with real-time PCR. PubMed: Study on organic nitrates, part VIII. Pharmacological activity and nitric oxide generation capacity of nitrate derivatives of piperazine. PubMed: Self-assembly of L-cysteine-copper(II)/copper(I) multilayer thin films on gold. PubMed: Activity of faropenem tested against Neisseria gonorrhoeae isolates including fluoroquinolone-resistant strains. PubMed: Properties of a thermostable extracellular lipase from Bacillus megaterium AKG-1. PubMed: Differential electrolytic potentiometric determination of some thiol compounds in their dosage forms. PubMed: Effect of antioxidants added to boar semen extender on the semen survival time and sperm chromatin structure. PubMed: Long-term treatment of erythropoietic protoporphyria with cysteine. PubMed: Factors influencing bacterial attachment to the ruminal epithelium in vitro. PubMed: Optimum production, stability, partial purification and inhibitory spectrum of antimicrobial compounds produced by Pediococcus pentosaceus DI. PubMed: Efficient translocation and processing with Xenopus egg extracts of proteins synthesized in rabbit reticulocyte lysate. PubMed: Chromium and zinc contamination of parenteral nutrient solution components commonly used in infants and children. PubMed: Abiotrophia elegans sp. nov., a possible pathogen in patients with culture-negative endocarditis. PubMed: Reducing medium for the cultivation of Porphyromonas gingivalis. PubMed: Growth of the fish pathogen Renibacterium salmoninarum on different media. PubMed: Somatic embryogenesis from integument (perisperm) cultures of coffee. PubMed: Chemotactic response to mucin by Serpulina hyodysenteriae and other porcine spirochetes: potential role in intestinal colonization. PubMed: Prefilter and postfilter cysteine/cystine and copper concentrations in pediatric parenteral nutrition solutions. PubMed: An antibiotic-free medium for the xenic cultivation of Entamoeba gingivalis. PubMed: [Ecosystem of microbial flora in periodontal pockets, in vitro]. PubMed: Growth studies on xenic cultures of Entamoeba gingivalis using established media. PubMed: An ESR study of radical kinetics in L-alpha-amino-n-butyric acid hydrochloride containing L-cysteine hydrochloride. PubMed: An ESR study of the radicals in X-irradiated L-alpha-amino-n-butyric acid HCl containing 1.5% L-cysteine HCl. PubMed: [Role of sodium pyrosulfite and L-cysteine hydrochloride in retarding discoloration of ascorbic acid injection]. PubMed: Charcoal agar, a new growth medium for the fish disease bacterium Renibacterium salmoninarum. PubMed: [Methods of determination of L-cysteine hydrochloride and sodium pyrosulfite in 25% ascorbic acid injection]. PubMed: Antimycotic activity of some amino acids against dermatophytes. PubMed: Factors promoting in vitro excystation of Giardia muris cysts. PubMed: Egg-yolk trypticase soy agar for the enumeration of heat-damaged spores of Clostridium sporogenes. PubMed: Effect of intermittent and continuous administration of L-cysteine hydrochloride on L1210 mouse leukemia. PubMed: A simple disc technique for the presumptive identification of Legionella pneumophila. PubMed: Tolerance of the chick to excess dietary cadmium as influenced by dietary cysteine and by experimental infection with Eimeria acervulina. PubMed: Cell detachment and cloning efficiency as parameters for cytotoxicity. PubMed: Carbohydrate fermentation by Clostridium difficile. PubMed: Quantitative procedure for enumeration of bifidobacteria. PubMed: The effect of methionine or cysteine on cobalt toxicity in the chick. PubMed: Effects of adding potassium iodate to milk before UHT treatment. I. Reduction in the amount of deposit on the heated surfaces. PubMed: [Solubility of metallic mercury into the solutions containing various amino acids (author's transl)]. PubMed: Primary isolation media for Legionnaires disease bacterium. PubMed: A study of the rates of the competitive nitrosations of pyrrolidine, p-cresol and L-cysteine hydrochloride. PubMed: Sulfite oxidase deficiency. Biochemical and clinical investigations of a hereditary metabolic disorder in sulfur metabolism. PubMed: The action of cysteine of PHA-stimulation of lymphocytes. II. Influence on incorporation of 3H-uridine and 14C-leucine. PubMed: Corynebacterial kidney disease of salmonids: growth and serological studies on the causative bacterium. PubMed: Suppression of MLC-reactivity of rat lymphocytes by L-cysteine hydrochloride. PubMed: Heat resistance of spores of marine and terrestrial strains of Clostridium botulinum type C. PubMed: Enrichment, isolation, and cultural characteristics of marine strains of Clostridium botulinum type C. PubMed: Possible explanation for the metabolic radioprotective effect of cysteine on Escherichia coli B. PubMed: [A new percentage assay for L-cysteine, L-cysteine HCl D-penicillamine, D-penicillamine HCl and N-acetyl-D-penicillamine. A critical evaluation method of a number of assay methods]. PubMed: Amino Acid and vitamin requirements of several bacteroides strains. PubMed: Effect of sodium chloride and pH on the outgrowth of spores of type E Clostridium botulinum at optimal and suboptimal temperatures. PubMed: PARAMAGNETIC RESONANCE IN L-CYSTEINE HYDROCHLORIDE IRRADIATED AT 77K. PubMed: The use of L-cysteine hydrochloride to protect against the lethal effects of various alkylating agents. PubMed: A transparent solid medium for growth enhancement of Pasteurella tularensis. PubMed: Effect of L-cysteine hydrochloride, DL-alanine, hydrochloric acid and sodium hydrosulfide on experimental polyarthritis of rats.