Questions tagged [organocatalysis]

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Does Raney nickel deprotect acetals?

I know that Raney nickel can deprotect thioacetals. Can it deprotect acetals as well? I found this image which shows that it deprotects and removes many protecting groups. But there was no reference ...
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Constraints on rate coefficients in chiral catalytic system

Consider some reversible chemical reaction in a closed system: $$\ce{A <=> B + D} \tag{1}$$ where $\ce{A}$ is some input reagent and $\ce{B}$, $\ce{D}$ are some output reagents. Let's denote ...
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Why is nitrosobenzene electrophilic on O in organocatalytic oxygenations?

In 2003 Zhong1 and MacMillan2 reported the use of nitrosobenzene, PhNO, in the organocatalytic asymmetric α-oxygenation of carbonyl compounds: which is all nice, except for the slightly ...