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Cétones

Cétones

Les cétones sont des composés organiques caractérisés par la présence d'un groupe carbonyle (C=O) lié à deux atomes de carbone. Ces composés sont très polyvalents et jouent un rôle crucial dans diverses réactions chimiques, notamment l'oxydation, la réduction et la condensation. Les cétones sont des intermédiaires essentiels dans la synthèse de produits pharmaceutiques, de parfums et de polymères. Chez CymitQuimica, nous proposons une large gamme de cétones de haute qualité pour soutenir vos applications de recherche et industrielles.

18810 produits trouvés pour "Cétones"

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  • Fluorescein-6-carbonyl-Leu-Glu(OMe)-His-DL-Asp(OMe)-fluoromethylketone

    CAS :
    <p>Please enquire for more information about Fluorescein-6-carbonyl-Leu-Glu(OMe)-His-DL-Asp(OMe)-fluoromethylketone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Formule :C45H47FN6O14
    Degré de pureté :Min. 95%
    Masse moléculaire :914.89 g/mol

    Ref: 3D-FF111105

    1mg
    2.555,00€
  • Dynorphin A (1-10)-Gly-chloromethylketone trifluoroacetate salt

    CAS :
    <p>Please enquire for more information about Dynorphin A (1-10)-Gly-chloromethylketone trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Formule :C60H95ClN20O12
    Degré de pureté :Min. 95%
    Masse moléculaire :1,323.98 g/mol

    Ref: 3D-FD111073

    1mg
    894,00€
    2mg
    1.472,00€
    500µg
    860,00€
  • 1-(4-Acetylphenyl)-2-methyl-1-propanone

    CAS :
    <p>1-(4-Acetylphenyl)-2-methyl-1-propanone (AMP) is a synthetic analgesic that has been evaluated for the treatment of pain. It is primarily used in pharmaceuticals and medicinal preparations, as well as being a common solvent in chemical syntheses. AMP has been shown to be an effective treatment for joint pain, muscle pain, and other types of pain. The mechanism of action for this compound is unknown but may involve the inhibition of an enzyme called hydratropic acid group. This molecule also has a carboxylic acid group that undergoes detoxification through elemental analysis or mechanochemistry.</p>
    Formule :C12H14O2
    Degré de pureté :Min. 95%
    Masse moléculaire :190.24 g/mol

    Ref: 3D-FA17159

    2mg
    303,00€
    5mg
    320,00€
    10mg
    450,00€
    25mg
    601,00€
  • 1-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(3-phenylpyrrolidin-1-yl)propan-1-one HCl

    CAS :
    <p>Naltrexone is a drug that is used in the treatment of addiction to opioids and alcohol. It has been shown to inhibit the breakdown of endorphins, which leads to reduced pain sensitivity. Naltrexone also has anti-inflammatory properties, which may be due to its inhibition of prostaglandin synthesis. Naltrexone binds to opioid receptors and blocks their action, preventing the transmission of signals by the neurotransmitter dopamine. This binding prevents the euphoric effects associated with opioid abuse while still allowing pain relief. The use of naltrexone in inflammatory bowel disease was first proposed in 1978 based on its ability to reduce colonic motility in animal models and its subsequent effect on gut function.</p>
    Formule :C21H23NO3·HCl
    Degré de pureté :Min. 95%
    Couleur et forme :White Powder
    Masse moléculaire :373.87 g/mol

    Ref: 3D-FD130466

    1g
    3.137,00€
    2g
    4.182,00€
    5g
    5.228,00€
    250mg
    1.312,00€
    500mg
    1.975,00€
  • (3S)-3-(tert-Butoxycarbonyl)amino-1-chloro-4-phenyl-2-butanone

    CAS :
    <p>(3S)-3-(tert-Butoxycarbonyl)amino-1-chloro-4-phenyl-2-butanone is an organic compound that belongs to the class of carbonyl reductase. It is used as a catalyst for the transformation of secondary alcohols to ketones or aldehydes, including isopropyl alcohol. The reaction proceeds via an intermediate carboxylic acid. The enzyme has been found in various microorganisms, and can be purified from Bacillus megaterium and Streptomyces lividans. The enzyme’s activity can be inhibited by steric effects, metal ions, or other compounds. (3S)-3-(tert-Butoxycarbonyl)amino-1-chloro-4-phenyl-2-butanone crystallizes in two forms: one with the chiral center at the 3 position and one with it at the 4 position.</p>
    Degré de pureté :Min. 95%

    Ref: 3D-FB57739

    100g
    863,00€
  • 1,3-Difluoroacetone

    CAS :
    <p>1,3-Difluoroacetone is a chemical compound that is used for biological studies. It has been shown to have protease activity in biological samples. 1,3-Difluoroacetone has been studied for its potential as an anti-cancer drug and has also been shown to have toxic effects on prostate cancer cells. It has also been found to induce pluripotent stem cells from human fibroblasts and hl-60 cells (a leukemia cell line). The mechanism of action of 1,3-difluoroacetone is not well understood but it seems to be irreversible inhibition of mitochondrial membrane potential.</p>
    Formule :C3H4F2O
    Degré de pureté :Min. 95%
    Masse moléculaire :94.06 g/mol

    Ref: 3D-FD77260

    5g
    729,00€
    10g
    1.085,00€
    25g
    1.627,00€
    50g
    2.640,00€
    100g
    4.013,00€
  • Z-Asp(OMe)-Gln-Met-DL-Asp(OMe)-fluoromethylketone

    CAS :
    <p>Z-Asp(OMe)-Gln-Met-DL-Asp(OMe)-fluoromethylketone is a mitochondria-targeting compound that has been shown to have neuroprotective and anti-inflammatory properties. It binds to the ATP synthase in the mitochondrial membrane, inhibiting ATP production and causing cell death by apoptosis. ZAFMK also inhibits kinases such as protein kinase 3β (PK3β) and caspase 9, which are involved in inflammation and apoptosis. ZAFMK has been shown to be effective against various diseases such as multiple sclerosis, Alzheimer's disease, Parkinson's disease, amyotrophic lateral sclerosis, Huntington's disease, and stroke.</p>
    Formule :C29H40FN5O11S
    Degré de pureté :Min. 95%
    Masse moléculaire :685.72 g/mol

    Ref: 3D-FA111096

    1mg
    860,00€
    2mg
    928,00€
    5mg
    1.867,00€
  • Fluorescein-6-carbonyl-Ala-Glu(OMe)-Val-DL-Asp(OMe)-fluoromethylketone

    CAS :
    <p>Please enquire for more information about Fluorescein-6-carbonyl-Ala-Glu(OMe)-Val-DL-Asp(OMe)-fluoromethylketone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Formule :C41H43FN4O14
    Degré de pureté :Min. 95%
    Masse moléculaire :834.8 g/mol

    Ref: 3D-FF111115

    1mg
    1.718,00€
    50µg
    220,00€
    100µg
    357,00€
    250µg
    633,00€
    500µg
    1.047,00€
  • 1,3-Indanedione, 70%

    CAS :
    <p>1,3-Indanedione is a precursor of indane diones that is used in the synthesis of fluorescent molecules. In the presence of light, 1,3-indanedione produces light emission and can be used as a chemiluminescent probe. In the presence of trifluoroacetic acid and copper complex, 1,3-indanedione undergoes intramolecular hydrogen transfer to form an intermediate which reacts with malonic acid to form an alkyl radical. The alkyl radical then reacts with hydrochloric acid to produce an ionic polymerization product. The biological sample is reactive with fatty acids and can be used for the detection of prostate cancer cells.</p>
    Formule :C9H6O2
    Degré de pureté :(%) Min. 70%
    Couleur et forme :Powder
    Masse moléculaire :146.14 g/mol

    Ref: 3D-FI158474

    ne
    À demander
  • 4-Bromo-1-indanone

    CAS :
    <p>4-Bromo-1-indanone is a molecule that has been shown to have neuroprotective properties in vitro. It has also been shown to inhibit the amines, which may be due to its ability to act as an aromatic hydrocarbon. This molecule has not been approved for use as a drug substance or drug product and its safety and efficacy are unknown.</p>
    Formule :C9H7BrO
    Degré de pureté :Min. 95%
    Masse moléculaire :211.06 g/mol

    Ref: 3D-FB15384

    1kg
    917,00€
    500g
    860,00€
  • Z-Asp-Glu-Val-Asp-chloromethylketone

    CAS :
    <p>Z-Asp-Glu-Val-Asp-chloromethylketone is a reactive compound that inhibits the activity of proteases and induces neuronal death. Z-Asp-Glu-Val-Asp-chloromethylketone has been shown to induce necrotic cell death in malignant brain cells and has neurotrophic properties. It also causes mitochondrial membrane depolarization, which leads to mitochondrial cytochrome c release and subsequent apoptosis. The reaction mechanism is still unclear but it may involve hydrogen bonding between the ketone group and the amide nitrogen atom of the aspartate residue.</p>
    Formule :C27H35ClN4O12
    Degré de pureté :Min. 95%
    Masse moléculaire :643.04 g/mol

    Ref: 3D-FA111069

    5mg
    863,00€
    10mg
    1.260,00€
    25mg
    2.669,00€
  • 3-Methyl-2,4-pentanedione, mixture of tautomers

    CAS :
    <p>3-Methyl-2,4-pentanedione is a reactive chemical compound that is used in the preparation of other compounds. It has a ph profile with an acidic character and can be used as a reactant in organic synthesis. 3-Methyl-2,4-pentanedione reacts with hydroxyl groups to form an acid complex or intramolecular hydrogen bond. This reaction has been shown to produce malonic acid and radiation. The nitrogen atoms are also reactive, forming nitrite ions when reacted with hydrochloric acid or nitric acid. 3-Methyl-2,4-pentanedione reacts with methyl ethyl ketone and water vapor to produce hydrochloric acid and nitrous acid.</p>
    Formule :C6H10O2
    Degré de pureté :Min. 95%
    Couleur et forme :Clear Colourless To Yellow Liquid
    Masse moléculaire :114.14 g/mol

    Ref: 3D-FM60368

    50g
    863,00€
    100g
    1.036,00€
    250g
    1.464,00€
    500g
    2.375,00€
  • (5-Bromo-2-hydroxyphenyl)acetone

    CAS :
    <p>5-Bromo-2-hydroxyphenyl)acetone is a chemical that is used as a building block in the synthesis of other compounds. It can be used as a reagent to produce 5-bromo-2,4-dihydroxyphenylacetic acid, which has been shown to have antiinflammatory and analgesic effects. 5-Bromo-2-hydroxyphenyl)acetone is also useful for the synthesis of polymers with applications in electronics and as an intermediate for the production of pharmaceuticals.</p>
    Formule :C9H9BrO2
    Degré de pureté :Min. 95%
    Couleur et forme :Powder
    Masse moléculaire :229.07 g/mol

    Ref: 3D-FB66856

    5g
    188,00€
    10g
    266,00€
    25g
    501,00€
  • Z-2-Nal-chloromethylketone

    CAS :
    <p>Please enquire for more information about Z-2-Nal-chloromethylketone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Formule :C22H20ClNO3
    Degré de pureté :Min. 95%
    Masse moléculaire :381.85 g/mol

    Ref: 3D-FN111559

    1g
    5.123,00€
    250mg
    4.757,00€
    500mg
    4.904,00€
  • Ergosta-4,6,8(14),22-tetraen-3-one

    Produit contrôlé
    CAS :
    <p>Ergosta-4,6,8(14),22-tetraen-3-one is a fatty acid that occurs naturally in the acetate extract of the kidney of sheep. It has been shown to induce apoptosis in cervical cancer cells and inhibit growth of bacteria by inhibiting energy metabolism. Ergosta-4,6,8(14),22-tetraen-3-one can be used as an antimicrobial agent because it has broad-spectrum activity against bacteria and fungi. This compound also has been found to be effective in treating kidney fibrosis. It has been shown to inhibit tubulointerstitial injury and plasma concentration–time curve by binding to human serum albumin.</p>
    Formule :C28H40O
    Degré de pureté :Min. 95%
    Masse moléculaire :392.62 g/mol

    Ref: 3D-FE42617

    5mg
    1.003,00€
  • Decanoyl-Arg-Val-Arg-Lys-chloromethylketone

    CAS :
    <p>Decanoyl-Arg-Val-Arg-Lys-chloromethylketone is a potent activin antagonist that has been shown to inhibit follicle development in ovary cells. It also blocks the protease activity of leishmania, which is a parasite that causes cutaneous leishmaniasis. This drug binds to proteases and inhibits their activity by competing with substrates for the active site. Decanoyl-Arg-Val-Arg-Lys-chloromethylketone is not expressed in the submandibular gland or the submaxillary gland, which are salivary glands.</p>
    Formule :C34H66ClN11O5
    Degré de pureté :Min. 95%
    Masse moléculaire :744.41 g/mol

    Ref: 3D-FD111052

    2mg
    860,00€
    5mg
    1.280,00€
    10mg
    2.182,00€
  • Z-Ala-Pro-Phe-chloromethylketone

    CAS :
    <p>Z-Ala-Pro-Phe-chloromethylketone is a cytosolic protein that performs its function by denaturing proteins and is localized in the cytosol. It has been shown to be active against a number of bacteria, including Bacillus licheniformis and Listeria monocytogenes, as well as some fungi. Z-Ala-Pro-Phe-chloromethylketone targets the membrane potential in mitochondria and chloromethyl ketone is a strategy for inhibiting membrane potential in mitochondria. The x-ray diffraction data show that this protein forms a molecule with an alpha helix structure. It binds to the mitochondrial inner membrane by ligation and inhibits mitochondrial membrane potential.</p>
    Formule :C26H30ClN3O5
    Degré de pureté :Min. 95%
    Masse moléculaire :499.99 g/mol

    Ref: 3D-FA111024

    25mg
    863,00€
    50mg
    1.398,00€
    100mg
    2.372,00€
  • 1-(5-Bromopyrimidin-2-yl)ethanone

    CAS :
    <p>Please enquire for more information about 1-(5-Bromopyrimidin-2-yl)ethanone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Formule :C6H5BrN2O
    Degré de pureté :Min. 95%
    Masse moléculaire :201.02 g/mol

    Ref: 3D-FB141211

    25g
    863,00€
  • Z-Phe-Phe-diazomethylketone

    CAS :
    <p>Z-Phe-Phe-diazomethylketone is a cathepsin inhibitor that has been shown to inhibit the proteolytic activity of various enzymes, including serine proteases and thrombotic thrombocytopenic. This compound inhibits the growth of Leishmania parasites in cell culture and has been shown to have a high affinity for carboxy terminal and proximal tubules. Z-Phe-Phe-diazomethylketone has a neutral pH, with an optimum at 7.0, which may be due to its ability to bind to proteins or other components of cells without affecting their functions.</p>
    Formule :C27H26N4O4
    Degré de pureté :Min. 95%
    Masse moléculaire :470.52 g/mol

    Ref: 3D-FP111009

    25mg
    863,00€
    50mg
    944,00€
    100mg
    1.545,00€
    250mg
    3.271,00€
  • 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one

    CAS :
    <p>4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one is a chemical reagent that is used for the debromination of ethyl cyanoacetate. The nucleophilic nature of the hydroxyl group in the target compound makes it an efficient substrate for this reaction. This reagent can be used to synthesize ramelteon which is a drug approved by the U.S. Food and Drug Administration (FDA) for insomnia treatment. This high yield synthesis highlights 4,5-dibromo-1,2,6,7-tertahydro-8H-indeno[5,4b]furan-8one's usefulness as a debrominating agent.</p>
    Formule :C11H8Br2O2
    Degré de pureté :Min. 95%
    Masse moléculaire :331.99 g/mol

    Ref: 3D-FD21568

    500mg
    863,00€