1-Chloroethyl carbamate (ACE)

Protection :
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ReagentsTimeYield
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n-BuLi ClCO2CH(Cl)CH345 min89%n-BuLi, ClCO2CH(Cl)CH3THF-78 °C to RT, 45 min, 89%
Deprotection :
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ReagentsTimeYield
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K2CO315 min65%K2CO3MeOH80 °C, 15 min, 65%