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L-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. L-Cysteine is commonly used as a precursor in the food and pharmaceutical industries. L-Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavours. Synonyms: R)-2-Amino-3-mercaptopropanoic Acid Hydrochloride Hydrate; (R)-Cysteine Hydrochloride Hydrate; 2-Amino-3-mercaptopropionic Acid Hydrochloride Hydrate; Cystein Hydrochloride Hydrate; Cysteine Hydrochloride Hydrate; E 920 Hydrochloride Hydrate; Half-cystine Hydrochloride Hydrate; L-(+)-Cysteine Hydrochloride Hydrate; 3-Mercapto-L-alanine Hydrochloride Hydrate; L-Cys Hydrochloride Hydrate; NSC 8746 Hydrochloride Hydrate; Thioserine Hydrochloride Hydrate; β-Mercaptoalanine Hydrochloride Hydrate. Grade: 98%. CAS No. 7048-4-6. Molecular formula: C3H10ClNO3S. Mole weight: 175.63.
L-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. L-Cysteine is commonly used as a precursor in the food and pharmaceutical industries. L-Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavors. Group: Biochemicals. Alternative Names: R)-2-Amino-3-mercaptopropanoic Acid Hydrochloride; (R)-Cysteine Hydrochloride; 2-Amino-3-mercaptopropionic Acid Hydrochloride; NSC 8746 Hydrochloride; Thioserine Hydrochloride; β-Mercaptoalanine Hydrochloride. Grades: USP. CAS No. 7048-4-6. Pack Sizes: 100g, 250g, 1Kg. US Biological Life Sciences.
L-Cysteine,hydrogensulfate(ester),monosodium salt(9ci). Uses: Designed for use in research and industrial production. Additional or Alternative Names: NSC344479, 7381-67-1. Product Category: Heterocyclic Organic Compound. CAS No. 7381-67-1. Molecular formula: C3H6NNaO5S2. Mole weight: 223.21. Purity: 0.96. IUPACName: 2-amino-3-sulfosulfanylpropanoic acid; sodium. Product ID: ACM7381671. Alfa Chemistry ISO 9001:2015 Certified. Categories: Sodium S-sulfocysteine hydrate.
L-Cysteine,N-acetyl-s-[(2E,6E)-3,7,11-trimethyl-2,6,10-dodecatrien-1-yl]-,methyl ester. Uses: Designed for use in research and industrial production. Additional or Alternative Names: CTK4B9748, L-Cysteine,N-acetyl-S-[(2E,6E)-3,7,11-trimethyl-2,6,10-dodecatrien-1-yl]-, methyl ester, 135304-08-4, AG-D-72210, L-Cysteine,N-acetyl-S-(3,7,11-trimethyl-2,6,10-dodecatrienyl)-, methyl ester, (E,E)-;L-Cysteine, N-acetyl-S-[(2E,6E)-3,7,11-trimethyl-2,6,10-dodecatrienyl]-, methylester (9CI); L-ACFM. Product Category: Heterocyclic Organic Compound. CAS No. 135304-08-4. Molecular formula: C21H35NO3S. Mole weight: 381.57. Purity: 0.96. IUPACName: methyl (2R)-2-acetamido-3-(3,7,11-trimethyldodeca-2,6,10-trienylsulfanyl)propanoate. Canonical SMILES: CC(=CCCC(=CCCC(=CCSCC(C(=O)OC)NC(=O)C)C)C)C. Product ID: ACM135304084. Alfa Chemistry ISO 9001:2015 Certified.
L-Cysteine,N-(aminocarbonyl)-
L-Cysteine,N-(aminocarbonyl)-. Uses: Designed for use in research and industrial production. Additional or Alternative Names: N-Carbamoyl-L-cysteine, EINECS 246-329-5, L-Cysteine, N-(aminocarbonyl)-, MolPort-003-845-586, CID90546, C-1800, 24583-23-1. Product Category: Heterocyclic Organic Compound. CAS No. 24583-23-1. Molecular formula: C4H8N2O3S. Mole weight: 164.1829. Purity: 0.96. IUPACName: (2R)-2-(carbamoylamino)-3-sulfanylpropanoic acid. Canonical SMILES: C(C(C(=O)O)NC(=O)N)S. Density: 1.45g/cm³. ECNumber: 246-329-5. Product ID: ACM24583231. Alfa Chemistry ISO 9001:2015 Certified.
L-Cysteine (Nitroso) (BSA)
L-Cysteine (Nitroso) (BSA). Group: Biochemicals. Grades: Purified. Pack Sizes: 1mg. US Biological Life Sciences.
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L-Cysteine S-sulfate sodium hydrate
L-Cysteine S-sulfate sodium hydrate is a potent N-methyl-d-aspartate (NMDA) glutamatergic receptors agonist. L-Cysteine S-sulfate sodium hydrate is the substrate for cystine lyase, it can be used in mass spectrometry operations [1] [2]. Uses: Scientific research. Group: Natural products. CAS No. 150465-29-5. Pack Sizes: 100 mg; 250 mg; 500 mg. Product ID: HY-45609.
L-Cysteinylglycine, is a biologically important compound since it is formed during the γ-glutamyl cycle. It is a cysteinyl peptide, that can be used in the studies of many peptides and important proteins including thiol homeostasis, oxidative stress and metals management. Group: Biochemicals. Alternative Names: CYS-GLY; Cys-Gly-OH; L-Cys-Gly-OH; H-CYS-GLY-OH; N-L-Cysteinylglycine; Cysteinylglycine; L-Cysteinylglycine. Grades: Purified. CAS No. 19246-18-5. Pack Sizes: 50mg, 100mg, 250mg, 500mg. Molecular Formula: C?H??N?O?S, Molecular Weight: 178.21. US Biological Life Sciences.
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L-Cysteinyl-L-glutamine
L-Cysteinyl-L-glutamine is a dipeptide composed of cysteine (L-Cys) and glutamine (L-Gln). Cysteine is a sulfur-containing amino acid known for its role in forming disulfide bonds, which are critical for protein structure and stability. Glutamine, on the other hand, is a key amino acid involved in protein synthesis, nitrogen metabolism, and cellular energy. This dipeptide could be important in studies related to redox biology, protein folding, or cellular stress responses, particularly those involving glutathione synthesis, where cysteine is a precursor. Synonyms: CQ; Cys-Gln; H-Cys-Gln-OH; H-CQ-OH; L-Glutamine, L-cysteinyl-; Cysteinyl-glutamine. Grade: ≥95%. CAS No. 629653-15-2. Molecular formula: C8H15N3O4S. Mole weight: 249.29.
L-cysteinyl-L-histidinylsulfoxide synthase
Requires Fe2+ for activity. The enzyme participates in ovothiol biosynthesis. It also has some activity as EC 1.13.11.20, cysteine dioxygenase, and can perform the reaction of EC 1.14.99.50, γ-glutamyl hercynylcysteine sulfoxide synthase, albeit with low activity. Group: Enzymes. Synonyms: OvoA. Enzyme Commission Number: EC 1.14.99.52. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1062; L-cysteinyl-L-histidinylsulfoxide synthase; EC 1.14.99.52; OvoA. Cat No: EXWM-1062.
L-Cysteinyl-L-tyrosine
L-Cysteinyl-L-tyrosine is a dipeptide consisting of L-cysteine and L-tyrosine. L-cysteine is a sulfur-containing amino acid involved in antioxidant defense and the formation of disulfide bonds in proteins, while L-tyrosine is an aromatic amino acid important for synthesizing neurotransmitters like dopamine and norepinephrine. This dipeptide might be studied for its potential effects on oxidative stress, neurochemistry, and protein stability, combining the antioxidant properties of cysteine with the neurotransmitter-related functions of tyrosine. Synonyms: CY; Cysteinyltyrosine; Cys-Tyr; Cysteinyl-tyrosine; H-Cys-Tyr-OH; H-CY-OH; L-Tyrosine, N-L-cysteinyl-; Tyrosine, N-L-cysteinyl-; Tyrosine, N-L-cysteinyl-, L-; N-L-Cysteinyl-L-tyrosine. Grade: ≥95%. CAS No. 1089-23-2. Molecular formula: C12H16N2O4S. Mole weight: 284.33.
L-Cystine
L-Cystine is an orally active extracellular form of L-Cysteine (HY-Y0337), occurring in proteins of plants and animals. L-Cystine elevates Nrf2 protein expression and activates Nrf2 transcription factor. L-cystine reduces ROS generation and protects against oxidant- or Doxorubicin (HY-15142A)-induced apoptosis. L-Cystine combined with L-theanine (HY-15121) enhances the production of antigen-specific IgG by increasing glutathione (GSH) levels and T helper 2 (Th2) mediated responses in mice. L-Cystine is promising for research of cystinuria and kidney stones [1] [2] [3] [4] [5] [6]. Uses: Scientific research. Group: Natural products. CAS No. 56-89-3. Pack Sizes: 500 mg; 1 g. Product ID: HY-N0394.
L-Cystine
1kg Pack Size. Group: Amino Acids. Formula: C6H12N2O4S2. CAS No. 56-89-3. Prepack ID 11394887-1kg. Molecular Weight 240.3. See USA prepack pricing.
L-Cystine
L-cystine is a sulfur-containing amino acid, which exists in small amounts in proteins, and is mostly contained in keratin of hair and fingers. Often used as a nutritional supplement, it is widely used in the breastfeeding of milk powder. It is a non-essential amino acid. CAS No. 56-89-3. Product ID: CDF4-0221. Molecular formula: C6H12N2O4S2. Category: Amino acid. Product Keywords: Amino Acids; L-Cystine; CDF4-0221; Amino acid; C6H12N2O4S2; 56-89-3. Grade: Food Grade. Color: White. EC Number: 200-296-3. Physical State: Powder/Solid. Solubility: 1 M HCl: 100 mg/mL. Storage: 2-8°C. Boiling Point: 468.2±45.0 °C(Predicted). Melting Point: >240 °C (dec.) (lit.). Density: 1.68.
L-Cystine
100g Pack Size. Group: Amino Acids. Formula: C6H12N2O4S2. CAS No. 56-89-3. Prepack ID 11394887-100g. Molecular Weight 240.3. See USA prepack pricing.
L-Cystine
L-Cystine. Group: Biochemicals. Grades: Cell Culture Grade. CAS No. 56-89-3. Pack Sizes: 100g, 500g, 1Kg, 2.5Kg, 10Kg. US Biological Life Sciences.
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L-Cystine
L-Cystine is a non-essential amino acid for human development. L-Cystine is formed by the dimerization of two cysteines through the sulfur. Synonyms: (2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid. Grade: > 98 %. CAS No. 56-89-3. Molecular formula: C6H12N2O4S2. Mole weight: 240.30.
L-Cystine-[1,1'-13C2]
L-Cystine-[1,1'-13C2] is a labelled L-Cystine. Cystine is a dimeric non-essential amino acid formed from cysteine. Cystine acts as an antioxidant and protects tissues from radiation and pollution. Grade: 98% by HPLC; 99% atom 13C. CAS No. 136743-62-9. Molecular formula: C4[13C]2H12N2O4S2. Mole weight: 242.29.
L-Cystine-[13C6,15N2]
L-Cystine-[13C6,15N2] is a labelled L-Cystine. Cystine is a dimeric non-essential amino acid formed from cysteine. Cystine acts as an antioxidant and protects tissues from radiation and pollution. Grade: 98% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 1252803-65-8. Molecular formula: [13C]6H12[15N]2O4S2. Mole weight: 248.24.
L-Cystine-[13C6,d6,15N2]
L-Cystine-[13C6,d6,15N2] is a labelled L-Cystine. Cystine is a dimeric non-essential amino acid formed from cysteine. Cystine acts as an antioxidant and protects tissues from radiation and pollution. Grade: 98% by HPLC; 98% atom D, 98% atom 13C, 98% atom 15N. CAS No. 2483829-43-0. Molecular formula: [13C]6H6D6[15N]2O4S2. Mole weight: 254.28.
L-Cystine-[15N2]
L-Cystine-[15N2] is a labelled L-Cystine. Cystine is a dimeric non-essential amino acid formed from cysteine. Cystine acts as an antioxidant and protects tissues from radiation and pollution. Synonyms: L-Cystine-15N2. Grade: 98% by CP; 98% atom 15N. CAS No. 952407-61-3. Molecular formula: C6H12[15N]2O4S2. Mole weight: 242.29.
L-Cystine-[3,3'-13C2] is a labelled L-Cystine. Cystine is a dimeric non-essential amino acid formed from cysteine. Cystine acts as an antioxidant and protects tissues from radiation and pollution. Synonyms: L-Cystine-3,3'-13C2. Grade: 98% by CP; 99% atom 13C. CAS No. 2483736-13-4. Molecular formula: C4[13C]2H12N2O4S2. Mole weight: 242.28.
L-Cystine 98+%
L-Cystine 98+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100g, 250g, 1Kg, 5Kg, 25Kg. US Biological Life Sciences.
L-Cystine bis(tert-butyl ester) dihydrochloride ≥95% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
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L-Cystine BP/EP/FCC / USP
L-Cystine BP/EP/FCC / USP. CAS No. 56-89-3. Molecular formula: C6H12N2O4S2.
L-Cystine-d4
L-Cystine-d4 is the deuterium labeled L-Cystine. L-Cystine is an amino acid and intracellular thiol, which plays a critical role in the regulation of cellular processes. Uses: Scientific research. Group: Isotope-labeled compounds. CAS No. 1192736-38-1. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-N0394S1.
L-Cystine dihydrochloride
100g Pack Size. Group: Biochemicals. Formula: C6H12N2O4S2 · 2HCl. CAS No. 30925-07-6. Prepack ID 22601431-100g. Molecular Weight 313.22. See USA prepack pricing.
L-Cystine dihydrochloride
L-Cystine dihydrochloride. Group: Biochemicals. Grades: Highly Purified. CAS No. 13059-63-7. Pack Sizes: 100g, 250g, 500g, 1kg, 2kg. Molecular Formula: C6H14Cl2N2O4S2. US Biological Life Sciences.
Worldwide
L-Cystine dihydrochloride
L-Cystine is a non-essential amino acid for human development. L-Cystine is formed by the dimerization of two cysteines through the sulfur. Synonyms: L-Cystine, hydrochloride (1:2); Cystine, dihydrochloride, L-; Cystine dihydrochloride; (2R,2'R)-3,3'-disulfanediylbis(2-aminopropanoic acid) dihydrochloride. Grade: ≥95%. CAS No. 30925-07-6. Molecular formula: C6H12N2O4S2.2HCl. Mole weight: 313.22.
L-Cystine dihydrochloride
from non-animal source, BioReagent, suitable for cell culture, ?98.0% dry basis. Group: Fluorescence/luminescence spectroscopy.
L-Cystine dihydrochloride
L-Cystine dihydrochloride is the dihydrochloride salt form of L-Cystine (HY-N0394). L-Cystine dihydrochloride elevates Nrf2 protein expression and activates Nrf2 transcription factor. L-cystine dihydrochloride reduces ROS generation and protects against oxidant- or Doxorubicin (HY-15142A)-induced apoptosis. L-Cystine dihydrochloride combined with L-theanine (HY-15121) enhances the production of antigen-specific IgG by increasing glutathione (GSH) levels and T helper 2 (Th2) mediated responses in mice. L-Cystine dihydrochloride is promising for research of cystinuria and kidney stones [1] [2] [3] [4] [5] [6]. Uses: Scientific research. Group: Peptides. CAS No. 30925-07-6. Pack Sizes: 10 mM * 1 mL; 100 mg; 500 mg. Product ID: HY-W009203.
L-Cystine Dihydrochloride (non-animal)
Non-animal sourced L-cystine is used as a cell culture media component for the commercial biomanufacture of therapeutic recombinant proteins and monoclonal antibodies. Group: Biochemicals. Alternative Names: (H-Cys-OH)2.2HCl. Grades: Cell Culture Grade. CAS No. 30925-07-6. Pack Sizes: 25g, 100g, 500g, 1Kg. Molecular Formula: C6H12N2O4S2 2HCl, Molecular Weight: 313.22. US Biological Life Sciences.
Worldwide
L-Cystine dihydrochloride, non-animal 99+%
L-Cystine dihydrochloride, non-animal 99+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 25g, 100g, 250g, 1Kg. US Biological Life Sciences.
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L-Cystine dimethyl ester dihydrochloride
L-Cystine dimethyl ester dihydrochloride serves as an efficacious antioxidant, exhibiting commendable immunomodulatory, metabolic and cytoprotective potential. Its application is extended towards abating oxidative stress, addressing cardiovascular complications, and counteracting hepatic insult instigated by noxious agents. In essence, this compound offers a multifaceted therapeutic approach to sustain homeostatic balance in cellular milieu. Synonyms: Dimethyl L-cystinate dihydrochloride; (2R,2'R)-Dimethyl 3,3'-disulfanediylbis(2-aminopropanoate) dihydrochloride; Dimethyl 3,3'-disulfanediyl(2R,2'R)-bis(2-aminopropanoate) dihydrochloride; NSC 161614; L-cysteine methyl ester (1->1')-disulfide compound with L-cysteine methyl ester hydrochloride. Grade: >95%. CAS No. 32854-09-4. Molecular formula: C8H18Cl2N2O4S2. Mole weight: 341.28.
L-Cystine dimethyl ester dihydrochloride
L-Cystine dimethyl ester dihydrochloride. Group: Biochemicals. Grades: Highly Purified. CAS No. 32854-09-4. Pack Sizes: 5g, 10g, 25g. US Biological Life Sciences.
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L-Cystine-dimethyl Ester Dihydrochloride
L-Cystine-dimethyl Ester Dihydrochloride. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10g. US Biological Life Sciences.
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L-Cystine Disodium Anhydrous (H-L-Cys-OH*NH2)
L-Cystine Disodium Anhydrous (H-L-Cys-OH*NH2). Group: Biochemicals. Alternative Names: H-L-Cys-OH*NH2; 2-amino-3-[ (2-amino-2-carboxylatoethyl) disulfanyl]propanoate Disodium. Grades: Cell Culture Grade. CAS No. 647404-23-0. Pack Sizes: 100g, 250g, 500g. Molecular Formula: C6H10N2O4S2Na2, Molecular Weight: 284.3. US Biological Life Sciences.