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Cetonas

Cetonas

As cetonas são compostos orgânicos caracterizados pela presença de um grupo carbonilo (C=O) ligado a dois átomos de carbono. Esses compostos são altamente versáteis e desempenham um papel crucial em várias reações químicas, incluindo oxidação, redução e condensação. As cetonas são intermediários essenciais na síntese de produtos farmacêuticos, fragrâncias e polímeros. Na CymitQuimica, oferecemos uma ampla gama de cetonas de alta qualidade para apoiar suas aplicações de pesquisa e industriais.

Foram encontrados 18809 produtos de "Cetonas"

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  • 7,9-Dimethoxycarbonyl-2-ethoxycarbonyl-1H-pyrrolo-[2,3-f]quinoline-4,5-dione

    CAS:
    <p>7,9-Dimethoxycarbonyl-2-ethoxycarbonyl-1H-pyrrolo-[2,3-f]quinoline-4,5-dione is a chemical compound that is used as an intermediate for research chemicals. It has a CAS number of 80721-47-7 and is classified as a fine chemical with the Chemical Abstracts Service (CAS) classification code of 3272. This compound is a versatile building block that can be used in the synthesis of other compounds. 7,9-Dimethoxycarbonyl-2-ethoxycarbonyl-1H-pyrrolo-[2,3f]quinoline 4,5dione can be used to produce high quality products.</p>
    Fórmula:C18H14N2O8
    Pureza:Min. 95%
    Cor e Forma:Orange Powder
    Peso molecular:386.31 g/mol

    Ref: 3D-FD22201

    1mg
    135,00€
    5mg
    182,00€
    10mg
    291,00€
    25mg
    456,00€
  • Z-Asp(OMe)-Glu(OMe)-Val-DL-Asp(OMe)-fluoromethylketone

    CAS:
    <p>Z-Asp(OMe)-Glu(OMe)-Val-DL-Asp(OMe)-fluoromethylketone is a small molecule that has been shown to induce apoptosis in cultured cells. It is a caspase-3 inhibitor, which prevents the activation of the caspase cascade and protects cells from oxidative injury. Low doses of Z-Asp(OMe)-Glu(OMe)-Val-DL-Asp(OMe)-fluoromethylketone have been shown to induce apoptosis in cultured cells, with no significant cytotoxicity at high doses. The mechanism of action for this agent is not yet known, but it may promote mitochondrial membrane potential loss and neuronal death by binding to DNA, or induce cell death through a caspase-independent pathway.</p>
    Fórmula:C30H41FN4O12
    Pureza:Min. 95%
    Peso molecular:668.66 g/mol

    Ref: 3D-FA111066

    2mg
    860,00€
    5mg
    1.014,00€
    10mg
    1.814,00€
  • (4S,5R)-4-Methyl-5-phenyloxazolidin-2-one

    CAS:
    <p>(4S,5R)-4-Methyl-5-phenyloxazolidin-2-one is an amide that is prepared by the reaction of piperidine and benzyl chloride. It is a chiral compound with (4S,5R) configuration and has a basic hydrolysis. The compound was optimized for its synthesis by using different solvents. This amide has been used in the transfer of methyl groups to different substrates. It also has been used in asymmetric synthesis as a chiral auxiliary for the preparation of enantiopure sulfinyl compounds.</p>
    Fórmula:C10H11NO2
    Pureza:Min. 95%
    Peso molecular:177.2 g/mol

    Ref: 3D-FM154874

    50g
    863,00€
    100g
    920,00€
  • 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>
    Fórmula:C34H66ClN11O5
    Pureza:Min. 95%
    Peso molecular:744.41 g/mol

    Ref: 3D-FD111052

    2mg
    860,00€
    5mg
    1.280,00€
    10mg
    2.182,00€
  • 2,6-Di-tert-butylcyclohexa-2,5-diene-1,4-dione

    CAS:
    <p>2,6-Di-tert-butylcyclohexa-2,5-diene-1,4-dione (BHT) is a chemical compound that is used as an oxygenation catalyst and analytical method. The molecular structure of BHT contains a hydroxyl group with a redox potential of 0.3 V and a thermal expansion coefficient of 7 x 10 K. This compound has been shown to be toxic in mice, causing lung damage and oxidative DNA damage. BHT also inhibits the transcriptional regulation of genes by binding to amines in the cell membrane. It can act as an antioxidant because it binds to reactive oxygen species and prevents them from oxidizing other molecules in the cell. These properties make it useful for protecting cells from oxidative stress caused by reactive oxygen species or peroxides.</p>
    Fórmula:C14H20O2
    Pureza:Min. 95%
    Peso molecular:220.31 g/mol

    Ref: 3D-FD33565

    500g
    860,00€
  • 3,6-Di(2-thienyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione

    CAS:
    <p>3,6-Di(2-thienyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione is a hyaluronic acid derivative that is being studied as a possible treatment for cancer. It has been shown to have tumor suppressive effects on human breast and prostate cancer cells in vitro. The mechanism of action is thought to be related to the redox potentials of the molecule. 3,6-Di(2-thienyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione can be used as an optical probe for studying interactions between molecules in solution. It can also be used in optical absorption spectroscopy to measure changes in tumor tissue and as an acceptor for potentials.</p>
    Pureza:Min. 95%

    Ref: 3D-FD62791

    50g
    863,00€
    100g
    1.036,00€
  • H-Ala-Ala-Pro-Val-chloromethylketone

    CAS:
    <p>H-Ala-Ala-Pro-Val-chloromethylketone is a hydrogen peroxide prodrug that is activated by the enzyme chloromethyl ketone. This drug has been shown to be active against schistosoma and pancreatic cancer cells, as well as in activating peroxide. HAPV may also have an effect on immunity and leukocytes, which could be due to its ability to sensitize these cells to damage caused by other agents, or through the hydrolytic enzymes it generates.</p>
    Fórmula:C17H29ClN4O4
    Pureza:Min. 95%
    Peso molecular:388.89 g/mol

    Ref: 3D-FA111004

    25mg
    863,00€
    50mg
    1.398,00€
    100mg
    2.372,00€
  • 7-Hydroxy-3,4-dihydro-1H-naphthalen-2-one

    CAS:
    <p>7-Hydroxy-3,4-dihydro-1H-naphthalen-2-one is an organic solvent that can be used as a pharmaceutical intermediate. It is a white crystalline solid that has been shown to bind to β-cyclodextrin, chloride, and aluminium. 7-Hydroxy-3,4-dihydro-1H-naphthalen-2-one has been shown to form stable complexes with these ions by binding to the oxygens on their surfaces. The binding constants for this compound have been determined using dichromism and fluorescence experiments. This organic solvent has also been found to have enantioselective properties.</p>
    Fórmula:C10H10O2
    Pureza:Min. 95%
    Peso molecular:162.19 g/mol

    Ref: 3D-FH51675

    5g
    863,00€
    10g
    1.139,00€
  • 1-(5-Chloro-2-hydoxyphenyl)ethanone

    CAS:
    <p>1-(5-Chloro-2-hydoxyphenyl)ethanone is a potent inhibitor of the antiapoptotic protein survivin. It binds to the carbonyl group of the molecule, which is located on the intramolecular hydrogen bond surface. This leads to conformational changes in the molecule and ternary complex formation, which eventually leads to apoptosis protein aggregation and activation. 1-(5-Chloro-2-hydoxyphenyl)ethanone has been shown to inhibit prostate cancer cells and has also been studied in clinical trials for its anticancer properties.</p>
    Fórmula:C8H7ClO2
    Pureza:Min. 95%
    Cor e Forma:White Powder
    Peso molecular:170.59 g/mol

    Ref: 3D-FC30985

    1kg
    729,00€
    2kg
    1.036,00€
    500g
    547,00€
  • 1-(2,4-Dichlorophenyl)-1H-pyrrole-2,5-dione

    CAS:
    <p>Maleimide is a chemical compound with the molecular formula CH2=C(O)NHC(=O)CH2-CO2H. It is a reactive monomer that polymerizes in the presence of an initiator to form polymers. Maleimides are also used as cross-linking agents, and have been shown to be thermostable and stable at high temperatures. This particular maleimide is a colorless solid that has been shown to copolymerize with methyl methacrylate and other monomers to form thermally stable, hydrophobic polymers.</p>
    Fórmula:C10H5Cl2NO2
    Pureza:Min. 95%
    Peso molecular:242.06 g/mol

    Ref: 3D-FD137284

    250mg
    863,00€
  • 1-(3-Chloro-4-methoxyphenyl)acetone

    CAS:
    <p>1-(3-Chloro-4-methoxyphenyl)acetone is a white solid with a melting point of 60-61°C. It is a versatile building block that can be used in the synthesis of complex compounds and as a reaction component for the preparation of speciality chemicals. 1-(3-Chloro-4-methoxyphenyl)acetone has been studied extensively as an intermediate for the synthesis of pharmaceuticals, including acetaminophen and amoxicillin. This compound also has uses in research laboratories and as a reagent in organic synthesis.</p>
    Fórmula:C10H11ClO2
    Pureza:Min. 95%
    Peso molecular:198.65 g/mol

    Ref: 3D-FC67052

    5g
    178,00€
    10g
    254,00€
    25g
    477,00€
  • (2S)-2-Amino-4-methyl-1-[(2R)-2-methyloxiranyl]-1-pentanone trifluoroacetate

    Produto Controlado
    CAS:
    <p>Please enquire for more information about (2S)-2-Amino-4-methyl-1-[(2R)-2-methyloxiranyl]-1-pentanone trifluoroacetate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Fórmula:C9H17NO2•C2HF3O2
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:285.26 g/mol

    Ref: 3D-FA100028

    1g
    336,00€
    2g
    478,00€
    100mg
    134,00€
    250mg
    171,00€
    500mg
    236,00€
  • (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>
    Pureza:Min. 95%

    Ref: 3D-FB57739

    100g
    863,00€
  • Fluorescein-6-carbonyl-Tyr-Val-Ala-DL-Asp(OMe)-fluoromethylketone

    CAS:
    <p>Please enquire for more information about Fluorescein-6-carbonyl-Tyr-Val-Ala-DL-Asp(OMe)-fluoromethylketone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Fórmula:C45H50FN5O15
    Pureza:Min. 95%
    Peso molecular:919.9 g/mol

    Ref: 3D-FF111114

    1mg
    2.598,00€
  • 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>
    Fórmula:C9H6O2
    Pureza:(%) Min. 70%
    Cor e Forma:Powder
    Peso molecular:146.14 g/mol

    Ref: 3D-FI158474

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

    CAS:
    <p>Please enquire for more information about Fluorescein-6-carbonyl-Asp(OMe)-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>
    Fórmula:C43H45FN4O16
    Pureza:Min. 95%
    Peso molecular:892.83 g/mol

    Ref: 3D-FF111104

    1mg
    2.467,00€
  • Fluorescein-6-carbonyl-Leu-Glu(OMe)-Thr-DL-Asp(OMe)-fluoromethylketone

    CAS:
    <p>Please enquire for more information about Fluorescein-6-carbonyl-Leu-Glu(OMe)-Thr-DL-Asp(OMe)-fluoromethylketone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Fórmula:C43H47FN4O15
    Pureza:Min. 95%
    Peso molecular:878.85 g/mol

    Ref: 3D-FF111108

    1mg
    894,00€
    2mg
    1.472,00€
    100µg
    189,00€
    250µg
    356,00€
    500µg
    544,00€
  • 5-Hydroxy-4-propyl-2(5H)-furanone

    CAS:
    <p>Please enquire for more information about 5-Hydroxy-4-propyl-2(5H)-furanone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Fórmula:C7H10O3
    Pureza:Min. 95%
    Cor e Forma:Yellow Powder
    Peso molecular:142.15 g/mol

    Ref: 3D-FH61401

    500g
    860,00€
  • 2-n-Butyl-1,3-diaza-spiro[4,4]non-1-en-4-one HCl

    CAS:
    <p>Please enquire for more information about 2-n-Butyl-1,3-diaza-spiro[4,4]non-1-en-4-one HCl including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>
    Fórmula:C11H18N2O·HCl
    Pureza:Min. 95%
    Peso molecular:230.73 g/mol

    Ref: 3D-FB37020

    2kg
    863,00€
    5kg
    1.193,00€
    10kg
    1.844,00€
    25kg
    3.432,00€
  • 6-Bromo-tetral-1-one

    CAS:
    <p>6-Bromo-tetral-1-one is a chemical compound with a molecular formula of C8H6BrO. It is synthesized by the ring opening of epichlorohydrin with boron trifluoride etherate (BF3OEt2) in pyridine at 0°C, followed by hydrolysis of the resulting epoxide with sodium hydroxide to give tetralin. The synthesis can be carried out on a laboratory scale using high purity chemicals and yields up to 100% conversion of the starting material to tetralin. 6-Bromo-tetral-1-one has been shown to be stable in air, moisture, and light. This product is also nonflammable and produces no toxic byproducts when heated to decomposition.</p>
    Fórmula:C10H9BrO
    Pureza:Min. 95%
    Peso molecular:225.08 g/mol

    Ref: 3D-FB52116

    25g
    863,00€