• halides
  • Nikitina, A. 2004-10-13 00:00:00 Anion exchangers containing different basic groups and having good physicochemical and sorption properties were prepared by polycondensation of polyallylamine and various allyl halides, diglycidyl ethers of dihydroxybenzenes, and aromatic amines with some aliphatic polyamines. (deepdyve.com)
  • CH2=CHCH2Br + CuCN → CH2=CHCH2CN + CuBr Other allyl halides may be used for this reaction including allyl iodide as done by A. Rinne and B. Tollens in 1871 where iodide is a better leaving group than its bromide equivalent and therefore increases the yield. (wikipedia.org)
  • If a one-pot metal insertion and allylation procedure is required, indium- mediated allylation is an attractive option for generating homoallylic alcohols directly from allyl halides and carbonyl compounds. (wikipedia.org)
  • synthesis
  • Methods for the metal-mediated synthesis of seven to nine-membered ring compounds via ring-closing metathesis, ring-expansion, cyclization, cycloaddition, and annulation reactions are described. (readabstracts.com)
  • The first successful synthesis of allyl cyanide was done by A. Claus in 1864. (wikipedia.org)
  • Allyl alcohol is converted mainly to glycidol, which is a chemical intermediate in the synthesis of glycerol, glycidyl ethers, esters, and amines. (wikipedia.org)
  • One type of synthesis of allyl phenyl ether is through tri-liquid phase catalysis, which uses the reagents of NaOPh (C6H5NaO) and QBr (tetra-n-butylammonium bromide). (wikipedia.org)
  • Some of the factors that affect the synthesis are: The amounts of different types of salt (NaBr, KBr, Na2CO3) temperature kinds of organic solvents used mole fraction of NaOPh MSDS Allyl Phenyl Ether, Chemical Book. (wikipedia.org)
  • Modern perfumery began in the late 19th century with the commercial synthesis of aroma compounds such as vanillin or coumarin, which allowed for the composition of perfumes with smells previously unattainable solely from natural aromatics alone. (wikipedia.org)
  • propylene
  • Allyl cyanide may be used as an additive in propylene carbonate-based electrolytes for graphite anodes preventing exfoliation of the anode by film-forming. (wikipedia.org)
  • polymerizable
  • 6. A polymerizable composition containing the sulfur-containing polyenic compound recited in claim 1 . (google.es)
  • A crosslinking agent containing a polyallyl ether compound having at least one hydroxyl group derived from a glycidyl group and at least two allyl groups can be used for the production of a highly water-absorbing polymer comprising a polymerizable compound having a carbon-carbon double bond or a salt. (google.com)
  • 3. The crosslinking agent according to claim 1 wherein the polymerizable compound has also a carboxyl group. (google.com)
  • wherein
  • Disclosed herein are compounds of Formula (I), wherein each of the substituents is given the definition as set forth in the specification and claims. (patents.com)
  • The invention relates to prodrug compounds of formula I: ##STR00001## wherein R.sup.2, R.sup.3, R.sup.5, R.sup.7 and X are as defined herein. (patents.com)
  • and wherein the thioisocyanide compound is selected from the group consisting of phenyl thioisocyanide, tolylthioisocyanide, and mixtures thereof. (google.es)
  • present invention relates
  • The present invention relates to a novel sulfur-containing polyenic compound, a sulfur-containing polythiol compound and photocurable compositions of these, which are useful for optical materials such as a spectacle lens, a prism, an optical fiber, an information recording substrate and a filter and useful for coating materials, adhesives and encapsulants for optical materials and relates to high-refractive-index cured products obtainable from the above photocurable compositions. (google.es)
  • catalysis
  • 6) Allyl- and vinylsilanes react with a variety of electrophiles under conditions of nucleophilic catalysis or Lewis acid promotion (often stoichiometric). (wikipedia.org)
  • The primary advantage of using Lewis acids versus fluoride catalysis is site selectivity-fluoride activation tends to generate allyl anions, which can then react at either the α or γ position. (wikipedia.org)
  • Garlic
  • A direct interaction of the garlic allyl sulfur compounds with proteins involved in the detoxification system was studied in order to support the hypothesis that proteins possessing reactive thiol groups and that are involved in the detoxification system and in the cellular redox homeostasis, are likely the preferential targets of these compounds. (springer.com)
  • Garlic mustard produces a variety of secondary compounds including flavonoids, defense proteins, glycosides, and glucosinolates that reduce its palatability to herbivores. (wikipedia.org)
  • glucosinolates
  • Allyl cyanide is produced in cruciferous vegetables by myrosinase, an enzyme which hydrolyses glucosinolates to form nitriles and other products. (wikipedia.org)
  • Myrosinase is activated by l-ascorbic acid (vitamin C) under the influence of the pH, and higher myrosinase activity has been shown in damaged cabbage leaves, while its activity is reduced by cooking the leaves, although the glucosinolates can then be transformed to allyl cyanide by microflora in the intestines. (wikipedia.org)
  • salts
  • The invention is concerned with the compounds of formula (I) and pharmaceutically acceptable salts thereof. (patents.com)
  • proteins
  • The biochemical transformation of the OSCs in the cell and their adducts with thiol functional groups of these proteins, could be considered relevant events to uncover the anticancer properties of the allyl sulfur compounds. (springer.com)
  • group
  • An allyl group is a substituent with the structural formula H 2 C=CH−CH 2 R, where R is the rest of the molecule. (wikipedia.org)
  • The allyl group is widely encountered in organic chemistry. (wikipedia.org)
  • The name is also used for any compound containing that group, namely R−CH=CH2 where R is any other group of atoms. (wikipedia.org)
  • An allyl group is a substituent with the structural formula H2C=CH−CH2R, where R is the rest of the molecule. (wikipedia.org)
  • aromatic
  • Perfume types reflect the concentration of aromatic compounds in a solvent, which in fine fragrance is typically ethanol or a mix of water and ethanol. (wikipedia.org)
  • The intensity and longevity of a perfume is based on the concentration, intensity and longevity of the aromatic compounds, or perfume oils, used. (wikipedia.org)
  • As the percentage of aromatic compounds increases, so does the intensity and longevity of the scent. (wikipedia.org)
  • derivative
  • Nitrogen-containing heterocycles are prepared by reacting amino-carbonyl compounds that contain an amine moiety connected via a linker to a carbonyl moiety with an organoboron derivative. (google.com)
  • concentrations
  • The highest concentrations of allyl cyanide were measured in the stomach tissue and stomach contents due to the fact that the stomach is the principal site of absorption after oral administration. (wikipedia.org)
  • catalyst
  • and (c) an organoaluminum compound, and optionally a modifier (d) can be included in the catalyst composition. (google.es)
  • molecular
  • Although additional studies, using proteomic approaches and transgenic models, are needed to identify the molecular targets and modes of action of these natural compounds, the allyl sulfur compounds can represent potential ideal agents in anticancer therapy, either alone or in association with other antitumor drugs. (springer.com)
  • compositions
  • This document relates to compounds and compositions useful for treating cancers, such as brain and nervous system cancers. (patents.com)
  • This invention is in the area of improved compounds, compositions and methods of transiently protecting healthy cells, and in particular hematopoietic stem and. (patents.com)
  • groups
  • Several modes of action of these compounds have been proposed, and it seems likely that the rate of clearance of allyl sulfur groups from cells is a determinant of the overall response. (springer.com)
  • A common method to introduce allyl moieties into organic molecules is through 1,2-allylation of carbonyl groups. (wikipedia.org)
  • Allylmetal reagents such as allylboranes, allylstannanes, and allylindium compounds are commonly used by organic chemists to introduce allyl groups. (wikipedia.org)
  • Allyls, acrylates and styrenics contain vinyl groups. (wikipedia.org)