ochem addition reactions`

what are the reagents for hydrogenation?

H2 and Pt/Pd/Ni

what is the stereochemistry and regiochemistry for hydrogenation?

syn addition, no regiochemistry

what are the reagents for hydrohalogenation?

H+ bonded to a halide (Br, Cl, I, etc.)

what is the stereochemistry and regiochemistry for hydrohalogenation?

racemic mixture and follows markovnikovs rule

what is the product for hydrogenation?

no more alkene and 2 H’s bonded on the same side

what is the product hydrohalogenation?

no more alkene and halide is put where most stable carbocation is formed

is there carbocation rearrangement in hydrogenation?

no, carbocations do not form

is there carbocation rearrangement in hydrohalogenation?

yes, forms in most stable spot

what are the reagents in acid catalyzed addition of water?

H+, H3O+, H2SO4+ and water

what are the products in acid catalyzed addition of water?

OH in the most stable spot and H

what is the stereochemistry and regiochemistry in acid catalyzed addition of water?

racemic mixture and follows markovnikovs rule

is there carbocation rearrangement in acid catalyzed addition of water?

yes, goes to most stable spot

what are the reagents in acid catalyzed dehydration?

alcohol and strong acid

what are the products in acid catalyzed dehydration?

an alkene and water

what mechanism does a primary alcohol go by in acid catalyzed dehydration?

E2

what mechanism do secondary and tertiary alcohols go by in acid catalyzed dehydration?

E1

what is the stereochemistry and regiochemistry in acid catalyzed dehydration?

racemic mixture if carbocation is formed, zaitseff regiochemistry

what is the stereochemistry and regiochemistry for hydroboration-oxidation?

syn addition and antimarkovnikov

what is the stereochemistry for halogen addition?

anti addition

what are the reagents in halogen addition?

X-X (halides)

what are the products of halohydrin formation?

OH and X (halide)

what is the stereochemistry and regiochemistry for halohydrin formation?

anti addition and follows markovnikovs rule

what are the reagents in oxymercuration-demercuration?

1st step - Hg(OAC)2, H2O-THF

2nd step - OH-, NaBH4

what is the stereochemistry and regiochemistry of oxymercuration-demercuration?

racemic mixture and follows markovnikovs rule