• Imidazoles, Pyrroles, Pyrazoles, Pyrrolidines;Biochemistry;Reagents for Oligosaccharide Synthesis;Highly Purified Reagents;Other Categories;Zone Refined Products;Buffer;ACS Grade Buffers;ACS Grade;Biological Buffers;Buffers A to Z;Building Blocks;C3 to C8;Chemical Synthesis;Essential Chemicals;Heterocyclic Building Blocks;Imidazoles;Inorganic Salts;Research Essentials;Solutions and Reagents;Intermediate for Propafenone hydrochloride. (lookchem.com)
  • A. Vinter, A. Avdagić, V. Štimac, I. Palej, A. Čikoš, V. Šunjić, S. Alihodžić, An expeditious method for the preparation of 2-hydroxy-1,4-dioxane and its use in reductive alkylation of amines, Synthesis 42 (2010) 255-258. (irb.hr)
  • Synthesis and fungicidal activity of substituted 1-[(1,3-dioxolan-4-yl)methyl-1H-imidazoles and 1-[(1,3-dioxolan-4-yl)methyl]-1H-1,2,4-triazoles based on arylidene ketones. (rjptonline.org)
  • Design, synthesis and evaluation of antimycotic and fungicidal activities of novel substituted 1-[(2-benzyl-1,3-dioxolan-4-yl)methyl]-1H-imidazoles. (rjptonline.org)
  • Synthesis and evaluation of antimycobacterial activities of novel 2,2-disubstituted 1-(1,3-dioxolan-4-ylmethyl)-1H-imidazoles and 1-(1,3-dioxolan-4-ylmethyl)-1H-1,2,4-triazoles. (rjptonline.org)
  • The hydrogen on the 1-bit nitrogen atom can be transferred to the 3-atom, therefore, imidazole derivatives with same substituent respectively on 4-bit and 5-bit are tautomers. (lookchem.com)
  • Imidazole derivatives are widely found in nature, such as histamine, histidine and benzimidazole, etc. (lookchem.com)
  • Imidazole is between the two nitrogen atoms of five membered heterocyclic compounds containing. (lookchem.com)
  • There are some interesting reagents in acyl imidazole compounds. (lookchem.com)
  • The relationship between imidazole and natural compounds is very close. (lookchem.com)
  • The target compounds were derived by cyclization of substituted cyclohexanones with epichlorohydrin followed by alkylation of the derived 2 chloromethyl-1,3 dioxolanes of sodium salts of imidazole or 1,2,4-triazole. (rjptonline.org)
  • 1) A bis-cyclometalated chiral-at-metal rhodium complex (designated as RhS) in combination with the photoredox catalyst [Ru(bpy)3](PF6)2 enables visible-light-activated asymmetric α-amination and α-alkylation of 2-acyl imidazoles with aryl azides or α-diazo carboxylic esters as radical precursors, respectively (Chapter 3.1). (uni-marburg.de)
  • The alkylation of the prepared spiro[indole-3,4'-pyridine]-2'-thiolates upon treatment with N-aryl α-chloroacetamides and α-bromoacetophenones proceeds in a regioselective way at the sulfur atom. (bvsalud.org)
  • For example, 1-acetyl imidazole is a stable acylating agent, after reaction with pyrrole, it becomes 1-acetyl pyrrole. (lookchem.com)
  • There is tautomerism in the imidazole ring. (lookchem.com)
  • In the case of α-bromoacetophenones, ring-chain tautomerism was observed for the S-alkylation products. (bvsalud.org)
  • A non-imidazole blocker of those histamine receptors that mediate gastric secretion (H2 receptors). (drugcentral.org)
  • Furthermore, in general, 1-acetyl imidazole can get ketones and aldehydes using Grignard reagent and reducing agent. (lookchem.com)
  • The combination of organophotoredox catalysis with hydrogen atom transfer enables a mild C-H alkylation of quinoxalin-2(1 H )-ones with feedstock aldehydes, amides, alcohols, ethers, or cycloalkanes. (organic-chemistry.org)
  • The unshared electron pair of 1-bit nitrogen atom in imidazole ring participates in the cyclic conjugation, reduces the electron density of the nitrogen atom, and makes hydrogen of the nitrogen atom easily leave in the form of hydrogen. (lookchem.com)
  • In vitro tests of substituted 1,3-dioxolanes, based on cyclic ketones and substituted with 1H-1,2,4-triazole and 1H-imidazole showed a fungicidal activity lower than the activity of the triadimefon, and spiroxamine. (rjptonline.org)
  • The unshared electron pair of 3-bit nitrogen atom in imidazole ring doesn't participates in the cyclic conjugation, while it occupies the sp2 hybridized orbital, can accept protons, and form salt with strong acid. (lookchem.com)
  • The imidazole portion of imiloxan is prepared by the reaction of an imidate with the diethyl acetal of aminoacetaldehyde. (wikipedia.org)
  • Reaction of N, N-carbonyldimidazole and carboxyl will get useful reagent acyl imidazole. (lookchem.com)
  • Study of the stereoisomeric composition of biologically active substituted 1-[(1,3-dioxolan-4-yl)methyl]-1H-1,2,4-triazoles and 1-[(1,3-dioxolan-4-yl)methyl]-1H-imidazoles by NMR spectroscopy techniques. (rjptonline.org)
  • Imidazole is stable to acid, and has antioxidant activity. (lookchem.com)
  • An imidazole derivative with a broad spectrum of antimycotic activity. (drugcentral.org)
  • Therefore imidazole has weak acidity, and can form salt with strong base. (lookchem.com)
  • When alkylation was preceded by mercaptolysis, all 10 halfcystine residues were recovered in the s-pyridylethylated form. (savedelicious.com)
  • Imidazole derivative anesthetic and hypnotic with little effect on blood gases, ventilation, or the cardiovascular system. (drugcentral.org)
  • The imidazole ring in the His-524 rotates in order to accommodate the difference just for bodybuilders anymore. (smashingbuzz.com)
  • A. Vinter, A. Avdagić, V. Štimac, I. Palej, A. Čikoš, V. Šunjić, S. Alihodžić, An expeditious method for the preparation of 2-hydroxy-1,4-dioxane and its use in reductive alkylation of amines, Synthesis 42 (2010) 255-258. (irb.hr)
  • Neighbor-directed histidine N (τ)-alkylation: A route to imidazolium-containing phosphopeptide macrocycles. (nih.gov)
  • Neighbor-directed histidine N(τ)-alkylation opens the door to new families of phosphopeptidomimetics for use in a range of chemical biology contexts. (nih.gov)
  • We obtained unanticipated synthetic byproducts from alkylation of the δ(1) nitrogen (N3) of the histidine imidazole ring of the polo-like kinase-1 (Plk1) polo-box domain (PBD)-binding peptide PLHSpT. (nih.gov)
  • Chlorine borrowing: an efficient method for an easier use of alcohols as alkylation agents. (mpg.de)
  • 10. Anticancer activities of alkylating pyrrole-imidazole polyamides with specific sequence recognition. (nih.gov)
  • We herein describe a practical and predictable method for the site-selective and stereoselective alkylation of carbohydrate hydroxyl groups via Rh(II)-catalyzed insertion of metal carbenoid intermediates. (nih.gov)
  • Although the source of these alkylation products is unknown, both endogenous and exogenous sources may be proposed. (nih.gov)
  • In the case of α-bromoacetophenones, ring-chain tautomerism was observed for the S-alkylation products. (bvsalud.org)
  • Typical ion exchange resin functional groups include sulfonic acid groups (-SO 3 H), carboxylic acid groups (-COOH), quaternary ammonium groups (-NR 3 + ), tertiary amine groups (-NR 2 H + ), imidazole groups (-C 3 H 3 N 2 H), phosphonic acid groups (-PO 3 H 2 ), and chelating groups (-COCH 2 NH 2 ), etc. (alfa-chemistry.com)