times without any significant loss of its activity. Keywords. Aluminum hydrogen sulfate [Al(HSO4)3]; Ritter reaction; N-substituted amides; heterogeneous catalyst  

AR Kiasat, M Fallah-Mehrjardi. Journal of the Iranian Chemical Society 6 (3), 542 -546, 2009. 31, 2009. Al (HSO4) 3/silica gel as a novel catalytic system for the 

Time (Min). Ref. 1. TSILs (2 mol%). 90.

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Ba( NO3)2 ammonium bromide. N44+. Br". H4Br. 12 aluminum phosphate. Al 3+. Al(HSO4)3/silica gel as a novel catalytic system for the ring opening of epoxides with thiocyanate anion under solvent-free conditions.

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the formula of aluminium nitrate? a) AlNO3 b) Al(NO)3 c) AlNO9 d) Al(NO3)3 5) c) HCO- d) HCO3+ 9) The formula of calcium hydrogensulfate Ca(HSO4)2-.

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In previous work of Peng et al. (2019), [HSO4. -]-based IL pretreatment was applied to protect the fibers from depolymerization by improving pulp viscosity during 

Macdonald6 visar att resultaten från Hultquist et al. inte nödvän- sulfat- (HSO4. -).

Brandt et al. [4] concluded that while hydrogen-sulfate-containing ILs, such as [C4C1im][HSO4], had shown even  Feb 11, 2021 refinement, the starting coordinates and labelling of atoms were adapted from the isotypic Fe compound (Heinicke et al.,. 2004). In this structure,  _ aluminum ion _ Al. 3+.
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Aluminum hydrogen sulfate, as a heterogeneous solid acid catalyst, has been used for the mild conversion of carbonyl compounds to their thioacetals using 1,2- and 1,3-dithiol under ambient

aluminiumhydroxid Al (OH) 3 = Al (OH) 2 + + OH- Al (OH) 2 + = Al  Till exempel Zn (OH) 2 - zinkhydroxid eller H2ZnO2 - zinksyra; Al (OH) är salter, vars syrarest innehåller väte, till exempel KHS, Fe (HSO4) 3. Al. 14. Si. 15.