US5523495 1995年2月13日 1996年6月4日 Sumitomo Chemical Company Limited Reacting ketone or aldehyde with a dihalopropene in presence of zinc powder, water and acid yields a haloallylcarbinol which can be dehalogenated with a base, nonexplosive...
Ozonolysis is a reaction where ozone reacts with alkenes to generate a di-aldehyde or di-ketone (or ketone aldehyde) depending on the substitution of the alkene starting material. Answer and Explanation:1 1) The reactivity of...
(a) A secondary alcohol (b) An aldehyde (c) A cycloalkane (d) A ketone (e) A tertiary alcohol What epoxide is formed when the below alkene is treated with mCPBA? a)Is the initially formed carboc...
Exposure of an aldehyde or ketone to ≤5 mol% (in copper) of Stryker's reagent [Ph 3P(CuH)] 6 in the presence of one of several silanes affords the corresp... BH Lipshutz,W Chrisman,K Noson - 《Journal of Organometallic Chemistry》 被引量: 176发表: 2001年 Copper-in-charcoal (Cu/...
Which molecule is the best nucleophile? A) CH3CH2CH2Cl B) CH3CH2CH3 C) NH4+ D) H2NCH3 Which substance in each of the following pairs is more reactive as a nucleophile? Explain. (a) (CH_3)_2N^- or (CH_3)_2NH. (b) (CH_3)_3B or (CH_3)_3N. (c) H_2O or H_...
The functions R1 and COR6 can be protective groups which can be cleaved using suitable synthesis methods or else reactive functions which can give rise to additional synthesis steps. Experimental PartGeneral Method EThe amine R5-NH2 (1 eq.) was added to a millimolar aldehyde or ketone R3-CO...
platinum-aldehyde complexes, platinum-ketone complexes, including reaction products of H2PtCl6*6H2O and cyclohexanone, platinum-vinylsiloxane complexes, in particular platinum-divinyltetramethyldisiloxane complexes with or without a content of detectable organically bonded halogen, bis(gamma-picoline)platinum ...
Reacting halogen-substituted vicinal diol with aldehyde or ketone to form halo analog of the product, which is reacted with metal azidedoi:US5698718 AMethylazide-substituted 1,3-dioxolanes of the generic formula ##STR1## in which R 1 , R 2 , R 3 , R 4 , R 5 and R 6 are ...
As for this invention, is controlled to discharge around with the style which it is possible biological active aldehyde or ketone the 1,3 jiaza 4 oxo - complex cyclic derivative of 3 - 7 members, for example the imidazorijinon derivative is offered. This invention use as a fragrance ...
Selective oxidation of alcohols to ketones with an alkali hypohalide comprises using an insoluble heterogeneous oxidation catalyst or a 4-oxy-2,2,6,6-tetramethylpiperidin-1-oxyl 4-oxy-bound to a Merrifield polymer. Selective oxidation of alcohols to ketones with an alkali hypohalide under alkaline...