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Level 144

Alkene Reaction Mechanisms


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ether
A cmpd with an oxygen bonded between 2 alkyl (or aromatic) grps. R-O-R'.
DMSO
polar aprotic
mcpba, CH2Cl2
Epoxide ring formed over alkene
H3O+ and Epoxide ring
Trans addition (OH, OH) added
?
Splits molecule at alkene and creates carboxylic acids or ketones
(R)2CuLi/Cyclopropane ring with chlorines at distal tip
Exchanges Cl at distal tips of cyclopropane ring with (R) groups
NaBH4
Cis addition Markovnikov, (OH, H) added
2.)H2O2,OH-
Cis addition, anti-Markovnikov, (H, OH) added
Zn/ H3O+
Splits molecule at alkene, creates ketones or aldehydes
RCO3H/Ether
Adds epoxide at alkene
H3O+
Cis or Trans Addition, Markovnikov (OH, H) added
Ether
cyclopropane ring at former alkene
Cl2/H2O
Markovnikov anti addn of Br and OH. OH on most subbed
(or NMO)
Cis addition, Markovnikov irrelevant, (OH, OH) added
CH2Cl2
Trans addition, Markovnikov irrelevant (X, X) added
Pd/C or PtO2
Cis addition, Markovnikov irrelevant (H, H) added
H2O
Bent (or) Angular