
Dérivés d'acides aminés
4012 produits trouvés pour "Dérivés d'acides aminés"
L-Serine tert-butyl ester hydrochloride
CAS :L-Serine tert-butyl ester hydrochloride is a conditionally catalytic reagent that is used to synthesize aromatic compounds. It is an effective catalyst for toluene hydroxylation, and can be used in the synthesis of L-serine from serine. The tert-butyl group on the molecule prevents side reactions by sterically hindering other molecules from reacting with the reagent.
Formule :C7H15O3N·HClDegré de pureté :Area-% Min. 95 Area-%Couleur et forme :White PowderMasse moléculaire :197.66 g/molL-Histidine
CAS :L-histidine is a molecule that chelates metal ions and inhibits their function. L-Histidine is used as an analytical reagent for the determination of metal ions in water, a polymerase chain reaction (PCR) inhibitor, and an immunosuppressant. L-histidine is also used to treat bowel disease and cancer by inhibiting the production of certain molecules. L-histidine has been shown to bind to toll-like receptor 4 (TLR4) in intestinal cells, which activates the immune system to produce cytokines such as IL-8. In addition, L-histidine can act as a cofactor for enzymes involved in protein synthesis by protecting them from oxidation. L histidine can also be found in the protein that binds with gold particles, forming colloidal gold
Formule :C6H9N3O2Couleur et forme :White PowderMasse moléculaire :155.15 g/molD-Allo-isoleucine
CAS :D-Allo-isoleucine is an antimicrobial agent that belongs to the group of hydroxyl compounds. It is a natural amino acid that can be synthesized by asymmetric synthesis, and its conformational properties are different from those of L-isoleucine. D-Allo-isoleucine has been shown to increase activity against microorganisms in vitro and in mice models. D-Allo-isoleucine also has an inhibitory effect on aminotransferase activity, which may be due to its ability to form a cyclic peptide with the fatty acid group p2.
Formule :C6H13NO2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :131.17 g/molN-Acetylglycine
CAS :N-Acetylglycine is an amide, which is a molecule with both a carboxylate and hydroxyl group. It belongs to the class of antimicrobial agents and has been shown to inhibit the growth of bacteria by inhibiting synthesis of folic acid and other metabolites. N-Acetylglycine also inhibits the formation of terminal residues from amino acids. The analytical method for this compound is based on the reaction between n-acetylglycine and hydrogen chloride in methanol. This produces picolinic acid, which can be detected using ultraviolet spectroscopy at a wavelength of 325 nm.
Formule :C4H7NO3Degré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :117.1 g/molArg-Gly-Asp TFA salt
CAS :Arg-Gly-Asp TFA salt is a molecule that is used as a prodrug, meaning it is inactive until it has been converted to the active form. It has been shown to be effective when injected subcutaneously or intramuscularly and is hydrophilic. Arg-Gly-Asp TFA salt has been shown to have problematic effects on polymerization when exposed to heat. The molecule has an active form that can be absorbed into the body through injection sites and then hydrolyzed by esterases or glucuronidases, oxidized by cytochrome P450 enzymes, reduced by glutathione reductase, or conjugated with glucuronic acid. Arg-Gly-Asp TFA salt also specifically binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture.
Formule :C12H22N6O6·C2HF3O2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :460.36 g/molFmoc-D-Leu-OH
CAS :Fmoc-D-Leu-OH is a disulfide bond containing molecule with an intracellular Ca2+ chelating activity. It has been shown to have cytoprotective effects against oxidative stress and cell death, and has also been found to have antiinflammatory properties. Fmoc-D-Leu-OH can inhibit the activities of various enzymes such as cyclooxygenase, lipoxygenase, phospholipases, and diamine oxidase. This molecule also exhibits cytotoxic activity against bladder cancer cells in vitro. The pharmacokinetic properties of Fmoc-D-Leu-OH are similar to other molecules that are used as antibiotics.
Fmoc-D-Leu-OH is a cyclic peptide with antimicrobial peptide (AMP) activity that inhibits bacterial growth by disrupting their cell membranes or inhibiting protein synthesis. It binds to bacterial 16S ribosomal RNA and inhibits protein synthesis, leadingFormule :C21H23NO4Degré de pureté :Min. 98 Area-%Couleur et forme :White PowderMasse moléculaire :353.41 g/molD-Tryptophan
CAS :D-amino acid
Formule :C11H12N2O2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :204.23 g/mol(2R)-4-Methyl-2-[2-oxo-2-[(phenylmethoxy)amino]ethyl]pentanoic acid
CAS :Please enquire for more information about (2R)-4-Methyl-2-[2-oxo-2-[(phenylmethoxy)amino]ethyl]pentanoic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formule :C15H21NO4Masse moléculaire :279.33 g/molDL-Asparagine monohydrate
CAS :DL-Asparagine monohydrate is a white crystalline powder that is soluble in water. It has been used as a building block for the synthesis of various compounds and as a reaction component in chemical research.
Formule :C4H10N2O4Masse moléculaire :150.14 g/molN,N'-Diacetyl-L-cystine
CAS :N,N'-Diacetyl-L-cystine (NAC) is a cysteine derivative that is used in the preparation of samples for analysis by liquid chromatography. It has been shown to have an antiatherogenic effect in chronic bronchitis patients and has been found to be a growth factor, inhibiting apoptosis and stimulating cell proliferation. NAC also increases the activity of aminotransferases in serum samples, which can be used as an indicator of liver health. Its chemical stability and low toxicity make it an ideal candidate for use as a pharmaceutical preparation at doses below those required for its enzyme-stimulating effects.
Formule :C10H16N2O6S2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :324.38 g/molD-Penicillamine
CAS :D-Penicillamine is a nonsteroidal anti-inflammatory drug that is used to treat bowel disease, including ulcerative colitis and Crohn's disease. It has also been used as a treatment for schizophrenia that is unresponsive to other treatments. D-Penicillamine binds covalently to reactive oxygen species (ROS), thereby preventing their interaction with proteins and DNA. The binding of ROS by D-penicillamine can be monitored using electrochemical impedance spectroscopy (EIS). The compound has also been shown to reduce the expression of bcl-2 protein in human cells, which may result in increased oxidative injury and rates of cell proliferation. D-Penicillamine has been shown to have therapeutic benefits for patients with primary sclerosing cholangitis, myocardial infarcts, or preparative high performance liquid chromatography (HPLC) analysis.
Formule :C5H11NO2SDegré de pureté :Min 97%Couleur et forme :White PowderMasse moléculaire :149.21 g/molL-Proline methyl ester hydrochloride
CAS :L-Proline methyl ester hydrochloride is an organic compound that is classified as a trifluoroacetic acid ester. It has significant antiproliferative activity and induces apoptotic cell death in colorectal carcinoma cells. L-Proline methyl ester hydrochloride also inhibits the proliferation of lymphocytes by inhibiting protein synthesis, which may be due to its conformational properties. L-Proline methyl ester hydrochloride is synthesized by reacting L-proline with trifluoroacetic acid and subsequently hydrolyzing the resulting ester with hydrochloric acid. The synthesis can be carried out in two steps: first, a chloride ion is added to the protonated form of the amine; second, the protonated form of the amine reacts with hydrophobic compounds such as dodecyl amines or ethyl acetate to form an alkyl group. This reaction can also be carried out using
Formule :C6H12ClNO2Couleur et forme :White PowderMasse moléculaire :165.62 g/molRef: 3D-FP27178
Produit arrêtéD-Cysteine
CAS :D-Cysteine is the L-cysteine stereoisomer. It has been shown to inhibit the response of nicotinic acetylcholine receptors and toll-like receptor 4, which are proteins that play a role in inflammation. D-Cysteine also inhibits the production of nitric oxide by inhibiting NADPH oxidase. This inhibition leads to decreased inflammation, as well as decreased oxidation of proteins and DNA. D-Cysteine has been shown to be a specific inhibitor of wild type strains of Escherichia coli, but not mutant strains with defects in iron homeostasis. The enzyme activity for d-cysteine is also inhibited by l-cysteine, which may result in drug interactions. D-Cysteine can be found naturally in foods such as garlic, onions, broccoli, and cauliflower.
Formule :C3H7NO2SCouleur et forme :White PowderMasse moléculaire :121.16 g/molArg-Gly-Asp
CAS :Arg-Gly-Asp is a peptide with inhibitory properties against tumor growth. It binds to the integrin receptor and blocks the angiogenic process by inhibiting the expression of vascular endothelial growth factor (VEGF) and transforming growth factor beta (TGF-β). Arg-Gly-Asp also inhibits the proliferation of pluripotent cells, which are cells that can differentiate into any type of cell in the body, and prevents the formation of new blood vessels. This peptide has been shown to have inhibitory properties against leukemia inhibitory factor (LIF), which is a cytokine that regulates cell growth.
Formule :C12H22N6O6Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :346.34 g/molPhospho-L-tyrosine disodium
CAS :Phospho-L-tyrosine disodium is a versatile building block that has many different uses in research. It is used as a reagent for the synthesis of other chemicals, such as vitamins, drugs and pesticides. The compound can be used to make high quality, useful intermediates for chemical reactions or as a reaction component. Phospho-L-tyrosine disodium is a speciality chemical that can be used in the production of many complex compounds. This product also has CAS number 1610350-91-8.
Formule :C9H10NNa2O6PDegré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :305.13 g/molD-Alanine
CAS :D-Alanine is a small-molecule drug that inhibits the hepatitis B virus. It has been shown to decrease the levels of HBV-DNA in chronic hepatitis patients. D-Alanine may be effective for reducing hepatic steatosis and improving liver function, which may be due to its ability to reduce the expression of δ receptors. D-Alanine can inhibit viral replication by interfering with the polymerase chain reaction and inhibiting human serum albumin from binding to HBV-DNA. D-alanine also has an antioxidant effect and can scavenge anion radicals.
Formule :C3H7NO2Degré de pureté :Min. 98 Area-%Couleur et forme :White PowderMasse moléculaire :89.09 g/molFmoc-Ser(tBu)-OH
CAS :Fmoc-Ser(tBu)-OH is a synthetic amino acid that is used in the synthesis of degarelix acetate, an amide ester of the vasodilator, prostaglandin F2α. Degarelix acetate binds to the fibrinogen receptor on the surface of cells and inhibits platelet aggregation. This drug has been shown to be effective in treating prostate cancer by inhibiting epidermal growth factor receptor signaling. It also has immune modulating effects by binding to monoclonal antibodies and altering antibody responses. Fmoc-Ser(tBu)-OH is synthesized from the amino acid serine and t-butyl alcohol, which are combined with trifluoroacetic acid (TFA) and hydroxyl group. The resulting product is then reacted with dansyl chloride or benzoyl chloride (BzCl), which cleaves off one carboxylic acid group from serine, forming an
Formule :C22H25NO5Degré de pureté :Min. 98 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :383.44 g/molD-Valine
CAS :D-Valine is a non-essential amino acid that is synthesized from 2-oxoglutarate and glutamine. D-Valine has been shown to be an intermediate in microbial metabolism, where it is converted to L-valine by the enzyme d-amino acid oxidase. It has also been shown to have antihypertensive properties in rat models of hypertension. The synthesis of D-valine from glucose can occur through two different pathways: one involves the conversion of L-glutamic acid to L-alanine then to pyruvic acid, which is then converted to L-lactate and then d-malic acid; the other pathway involves the conversion of L-glutamate to citric acid, which can then be converted into succinic acid and eventually d-malic acid. Structural analysis has revealed that D-valine contains a hydrogen bond between its carboxyl group and nitrogen atom in a neighboring molecule. This hydrogen
Formule :C5H11NO2Degré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :117.15 g/molLuteolin-4'-O-glucoside
CAS :Luteolin-4'-O-glucoside is a flavonol glycoside that is found in plants such as licorice, celery, and parsley. Luteolin-4'-O-glucoside has been shown to inhibit the growth of Coccidioides neoformans by binding to the cell membrane surface and blocking the synthesis of phospholipids. It also inhibits cancer cells in culture by reducing their viability. The structural analysis of luteolin-4'-O-glucoside revealed an hydroxyl group on its aromatic ring, which may be responsible for its anti-inflammatory effects. Luteolin-4'-O-glucoside has been shown to be effective against inflammatory diseases, such as rheumatoid arthritis and asthma, and may also have a protective effect against certain types of cancer, such as cervical cancer. Luteolin-4'-O-glucoside has also been shown to
Formule :C21H20O11Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :448.38 g/mol2-(Pyridin-4-ylformamido)acetic acid
CAS :2-(Pyridin-4-ylformamido)acetic acid is a chemical intermediate that is used in the synthesis of other compounds. It is a chemical building block, useful for the production of fine chemicals and speciality chemicals. 2-(Pyridin-4-ylformamido)acetic acid can be used as a reaction component or reagent in organic synthesis. It has been shown to have high purity and quality for research purposes. CAS No. 2015-20-5.br>
2-(Pyridin-4-ylformamido)acetic acid can be used to synthesize a variety of compounds with different properties, such as antihistamines, antibiotics, antihypertensives, and antipsychotics.Formule :C8H8N2O3Degré de pureté :Min. 95 Area-%Couleur et forme :PowderMasse moléculaire :180.16 g/molRef: 3D-FP181044
Produit arrêté
