
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:C18H14N2O8Pureza:Min. 95%Cor e Forma:Orange PowderPeso molecular:386.31 g/molZ-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:C30H41FN4O12Pureza:Min. 95%Peso molecular:668.66 g/mol(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:C10H11NO2Pureza:Min. 95%Peso molecular:177.2 g/molDecanoyl-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:C34H66ClN11O5Pureza:Min. 95%Peso molecular:744.41 g/mol2,6-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:C14H20O2Pureza:Min. 95%Peso molecular:220.31 g/mol3,6-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%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:C17H29ClN4O4Pureza:Min. 95%Peso molecular:388.89 g/mol7-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:C10H10O2Pureza:Min. 95%Peso molecular:162.19 g/mol1-(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:C8H7ClO2Pureza:Min. 95%Cor e Forma:White PowderPeso molecular:170.59 g/mol1-(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:C10H5Cl2NO2Pureza:Min. 95%Peso molecular:242.06 g/mol1-(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:C10H11ClO2Pureza:Min. 95%Peso molecular:198.65 g/mol(2S)-2-Amino-4-methyl-1-[(2R)-2-methyloxiranyl]-1-pentanone trifluoroacetate
CAS:Produto Controlado<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•C2HF3O2Pureza:Min. 95%Cor e Forma:PowderPeso molecular:285.26 g/mol(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%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:C45H50FN5O15Pureza:Min. 95%Peso molecular:919.9 g/mol1,3-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:C9H6O2Pureza:(%) Min. 70%Cor e Forma:PowderPeso molecular:146.14 g/molFluorescein-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:C43H45FN4O16Pureza:Min. 95%Peso molecular:892.83 g/molFluorescein-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:C43H47FN4O15Pureza:Min. 95%Peso molecular:878.85 g/mol5-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:C7H10O3Pureza:Min. 95%Cor e Forma:Yellow PowderPeso molecular:142.15 g/mol2-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·HClPureza:Min. 95%Peso molecular:230.73 g/mol6-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:C10H9BrOPureza:Min. 95%Peso molecular:225.08 g/mol
