en: Tin (II) chloride and Tin (II) bromide were evaluated as catalyst for the regioselective introduction of bis (4-methylphenyl) methane ethers from the corresponding diazocompound.
is: Samanburður var gerður á tin (II) klóríði og tin (II) brómíði sem hvata fyrir myndun bis (4-methylphenyl) methyl etera með notkun tilheyrandi diazoefnsambands.