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What is the best reagent to carry out the transformation below?

What is the best reagent to carry out the transformation below?. PBr 3 HBr/ether NBS/h v /CCl 4 Br 2 /h v NBS/H 2 O/DMSO. Which sequence of reagents is best to accomplish the following transformation?. KOH followed by BD 3 /THF KOH followed by NaBH 4 Mg/ether followed by D 2 O

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What is the best reagent to carry out the transformation below?

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  1. What is the best reagent to carry out the transformation below? • PBr3 • HBr/ether • NBS/hv/CCl4 • Br2/hv • NBS/H2O/DMSO

  2. Which sequence of reagents is best to accomplish the following transformation? • KOH followed by BD3/THF • KOH followed by NaBH4 • Mg/ether followed by D2O • Li/pentane followed by D2/CuI • NaNH2 followed by D2/Pd

  3. Which of the following molecules would not yield the desired organolithium reagent when treated with Li in pentane? • iododecane • 4-bromo-1-pentanol • phenyl bromide • 4-bromobutyl methyl ether • cyclohexylbromide

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