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Radicali Liberi e Agenti Ossidanti/Riducenti

Radicali Liberi e Agenti Ossidanti/Riducenti

I radicali liberi sono molecole con elettroni spaiati che possono danneggiare le strutture cellulari, influenzando la stabilità degli ingredienti farmaceutici attivi (API). Questi radicali sono importanti nella formulazione degli API, poiché la loro presenza può incidere sulla stabilità e sull’efficacia del farmaco. Gli agenti ossidanti sono sostanze che facilitano la perdita di elettroni, utili nella produzione di alcuni API, ma che possono anche causare reazioni indesiderate se non vengono adeguatamente controllati. Gli agenti riducenti, invece, possono stabilizzare alcuni composti attivi prevenendone l'ossidazione. Il controllo dei radicali liberi e la gestione degli agenti ossidanti e riducenti sono fondamentali per lo sviluppo di API con una lunga durata di conservazione e un’attività terapeutica efficiente.

Trovati 212 prodotti di "Radicali Liberi e Agenti Ossidanti/Riducenti "

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  • JKE-1674

    CAS:
    <p>JKE-1674 is an orally active glutathione peroxidase 4 (GPX4) inhibitor and the active metabolite of ML-210.Cost-effective and quality-assured.</p>
    Formula:C20H20Cl2N4O4
    Purezza:98.02% - 98.4%
    Colore e forma:Solid
    Peso molecolare:451.3
  • Diethylmaleate

    CAS:
    <p>Diethylmaleate (Maleic acid, diethyl ester) is the diethyl ester of maleic acid and a glutathione-depleting compound that inhibits NF-kB.</p>
    Formula:C8H12O4
    Purezza:98%
    Colore e forma:Colourless Liquid
    Peso molecolare:172.18
  • Nitecapone

    CAS:
    <p>Nitecapone is a reversible inhibitor of S-COMT (IC50 values of 300 nM in rat liver)</p>
    Formula:C12H11NO6
    Purezza:98.39%
    Colore e forma:Solid
    Peso molecolare:265.22
  • L-Cysteine-glutathione Disulfide

    Prodotto controllato
    CAS:
    <p>Applications L-Cysteine-glutathione Disulfide (cas# 13081-14-6) is a compound useful in organic synthesis.<br></p>
    Formula:C13H22N4O8S2
    Colore e forma:White To Off-White
    Peso molecolare:426.47

    Ref: TR-C995500

    10mg
    341,00€
    25mg
    785,00€
    50mg
    1.417,00€
  • L-Sorbose

    CAS:
    Formula:C6H12O6
    Colore e forma:White Crystalline Powder
    Peso molecolare:180.16

    Ref: TR-S676875

    10g
    113,00€
    50g
    186,00€
    250g
    662,00€
  • S-Nitroso-L-glutathione

    Prodotto controllato
    CAS:
    <p>Stability Hygroscopic<br>Applications A carrier of nitric oxide, relaxing smooth muscle and inhibiting platelet activation.<br>References Thompson, C., et al.: Toxicol., App. Pharmacol., 233, 355 (2008), Bateman, R., et al.: J. Biol. Chem., 283, 35756 (2008), Foster, M., et al.: Biochem., 48, 792 (2009),<br></p>
    Formula:C10H16N4O7S
    Purezza:>90%
    Colore e forma:Neat
    Peso molecolare:336.32

    Ref: TR-N527500

    10mg
    97,00€
    25mg
    159,00€
    50mg
    215,00€
  • L-xylo-2-Hexulosonic Acid Methyl Ester

    Prodotto controllato
    CAS:
    Formula:C7H12O7
    Colore e forma:Neat
    Peso molecolare:208.166

    Ref: TR-X750315

    100mg
    97,00€
    250mg
    203,00€
    500mg
    342,00€
  • Ascorbyl Palmitate

    CAS:
    <p>Applications Ascorbyl Palmitate is an ester formed from ascorbic acid (A786990) and palmitic acid (P144500) creating a fat soluble form of vitamin C. Ascorbyl Palmitate is also used as an antioxidant food additive.<br>References Adhikari, P., et al.: J. Am. Oil. Chemist. Soc., 89, 1961 (2012); Kong, J., et al.: J. Food. Sci., 77, S211 (2012);<br></p>
    Formula:C22H38O7
    Colore e forma:Off-White
    Peso molecolare:414.53

    Ref: TR-A787020

    25g
    90,00€
  • 2-Keto-L-gulonic Acid

    Prodotto controllato
    CAS:
    <p>Stability Hygroscopic<br>Applications 2-Keto-L-gulonic Acid is used in biological studies for the formation of sorbitol metabolism by Acetobacter melanogenus.<br>References Okazaki, H., et al.: Agric. Biol. Chem., 33, 207 (1969)<br></p>
    Formula:C6H10O7
    Colore e forma:Neat
    Peso molecolare:194.14

    Ref: TR-K191320

    1g
    323,00€
    10g
    2.100,00€
    250mg
    179,00€
  • γ-Glu-Cys Trifluoroacetic Acid Salt (~90%)

    Prodotto controllato
    CAS:
    <p>Stability Unstable in Solution<br>Applications γ-Glu-Cys is used in biological studies for the detection of thiols in yeast by HPLC coupled with LTQ-Orbitrap mass spectrometry after derivatization with p-(hydroxymercuri)benzoate.<br>References Rao, Y., et al.: J. Agri. Food Chem., 58, 3 (2010);<br></p>
    Formula:C8H14N2O5S•x(C2HF3O2)
    Purezza:~90%
    Colore e forma:Neat
    Peso molecolare:250.2711402

    Ref: TR-G597105

    5mg
    113,00€
    50mg
    312,00€
    100mg
    452,00€
  • Ascorbic Acid Acetonide

    Prodotto controllato
    CAS:
    <p>Applications Ascorbic Acid Acetonide (cas# 15042-01-0) is a compound useful in organic synthesis.<br>References Shibayama, H., et al.: Biosci., Biotechnol., Biochem., 72, 1015 (2008), Choi, H., et al.: Bioorg. Med. Chem. Lett., 19, 2079 (2009),<br></p>
    Formula:C9H12O6
    Colore e forma:Neat
    Peso molecolare:216.19

    Ref: TR-A787000

    1g
    89,00€
    2g
    91,00€
    5g
    106,00€
  • Edaravone D5

    Prodotto controllato
    CAS:
    <p>Applications Edaravone D5 is the labelled compound of Edaravone(E335000). synthesized and used for relative quant. anal. of oligosaccharides by mass spectrometry (MS). Edaravone inhibits the disease activity in rheumatoid arthritis. Edaravone can significantly enhance IR flap viability and protect flap vessels, which is related to scavenging oxygen free radicals, reducing the consumption of SOD, reducing the extent of lipid peroxidation and inflammation, and protecting functional structure of vessels in the early stages of reperfusion. It also shows protective effects against STZ-induced cognitive impairment, oxidative stress, cholinergic dysfunction and altered protein expressions. Its acts like a free radical scavenger, decreased apoptotic cell death, oxidative damage to DNA and lipids, and angiogene<br>References Zhang, Ping, et al.: Anal. Biochem., 418, 1(2011)<br></p>
    Formula:C10D5H5N2O
    Colore e forma:Off-White
    Peso molecolare:179.23

    Ref: TR-E122872

    1mg
    232,00€
    5mg
    878,00€
    10mg
    1.531,00€
  • Glutathione

    Prodotto controllato
    CAS:
    <p>Stability Hygroscopic<br>Applications Glutathione may decrease the concentrations of inflammatory cytokines (IL-6, IL-18), neutrophils in lung tissue and increase the level of serum Ca2+ and be useful for the treatment of ANP. Glutathione production is regulated via distinct pathways in stressed and non-stressed cortical neurons. This compound has neuroprotective properties.<br>References Misko, T., et al.: J. Biol. chem., 273, 15646 (1998), Nakamura, K., et al.: J. Biol. Chem., 276, 34402 (2001) , Burdo, J., et al.: Brain Res. 1189, 12 (2008).<br></p>
    Formula:C10H17N3O6S
    Colore e forma:Off-White
    Peso molecolare:307.32

    Ref: TR-G597951

    1g
    101,00€
    5g
    128,00€
    10g
    179,00€
  • Glutathione (glycine-13C2,15N) Trifluoroacetate Salt

    CAS:
    <p>Stability Hygroscopic<br>Applications Glutathione-glycine-13C2,15N Trifluoroacetate Salt is the labelled disodium salt derivative of Glutathione (G597951), a tripeptide thiol (composed of L-Cysteine [C995015], Glycine [G615990] and Glutamate) that is found in all cells, possesses an important role in metabolism and protects against reactive oxygen species in the body.<br>References Cooper, A. &amp; Kristal, B.: Biol. Chem., 378, 793 (1997); Meister, A.: Science, 220, 472 (1983);<br></p>
    Formula:C813C2H17N215NO6S•C2HF3O2
    Colore e forma:White To Off-White
    Peso molecolare:310.3011402

    Ref: TR-G597954

    1mg
    456,00€
    2500µg
    822,00€
  • Glutathione (glycine-13C2,15N) Sodium

    CAS:
    <p>Applications Glutathione-glycine-13C2,15N Disodium Salt, is the labelled disodium salt derivative of Glutathione (G597951), a tripeptide thiol (composed of L-Cysteine [C995015], Glycine [G615990] and Glutamate) that is found in all cells, possesses an important role in metabolism and protects against reactive oxygen species in the body.<br>References Cooper, A. &amp; Kristal, B.: Biol. Chem., 378, 793 (1997); Meister, A.: Science, 220, 472 (1983);<br></p>
    Formula:C813C2H17N215NO6S•xNa
    Colore e forma:White To Beige
    Peso molecolare:310.302299

    Ref: TR-G597952

    1mg
    316,00€
    10mg
    2.018,00€
  • Glutathione Disulfide

    Prodotto controllato
    CAS:
    <p>Stability Hygroscopic<br>Applications A biomarker for fatty liver disease.<br>References Tsou, P.-S., et al.: J. Pharmacol. Exp. Ther., 329, 649 (2009), Yu, Y-C., et al.: J. Neurosci. Res., 87, 1884 (2009),<br></p>
    Formula:C20H32N6O12S2
    Colore e forma:White To Off-White
    Peso molecolare:612.63

    Ref: TR-G597970

    5g
    120,00€
    50g
    612,00€
    25mg
    97,00€
  • Edaravone Trimer

    Prodotto controllato
    CAS:
    Formula:C29H24N6O3
    Colore e forma:Neat
    Peso molecolare:504.54

    Ref: TR-E335035

    10mg
    218,00€
    50mg
    827,00€
    100mg
    1.541,00€
  • Bispyrazolone

    CAS:
    <p>Applications Bispyrazolone is an impurity of Edaravone (E335000).<br></p>
    Formula:C20H18N4O2
    Colore e forma:Neat
    Peso molecolare:346.38

    Ref: TR-B524200

    1g
    101,00€
  • Ascorbyl Tetraisopalmitate

    Prodotto controllato
    CAS:
    Formula:C70H128O10
    Colore e forma:Neat
    Peso molecolare:1129.76

    Ref: TR-A787023

    1g
    79,00€
    5g
    149,00€
    2500mg
    97,00€
  • L-Ascorbic Acid

    CAS:
    Formula:C6H8O6
    Colore e forma:Neat
    Peso molecolare:176.12

    Ref: TR-A786990

    1g
    105,00€
    5g
    115,00€
    100mg
    93,00€