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N,N-Diisopropylethylamine, or Hünig's base, is an organic compound that is a tertiary amine. It is named after the German chemist Siegfried Hünig . It is used in organic chemistry as a non-nucleophilic base. It is commonly abbreviated as DIPEA, DIEA, or i-Pr 2 NEt.
The molecular formula C 8 H 19 N ... N,N-Diisopropylethylamine, or Hünig's base; Octodrine; Oenethyl This page was last edited on 17 January 2025, at 01 ...
It is also used to prepare N,N-diisopropylethylamine (Hünig's base) by alkylation with diethyl sulfate. [8] The bromide salt of diisopropylamine, diisopropylammonium bromide, is a room-temperature organic ferroelectric material. [9]
A variety of amines and nitrogen heterocycles are useful bases of moderate strength (pK a of conjugate acid around 10-13) . N,N-Diisopropylethylamine (DIPEA, also called Hünig's Base [1]), pK a = 10.75
More than 80 years after a Brazilian warship was sunk by a German submarine during World War II, the vessel's location has finally been confirmed, Brazil's navy has revealed.
FILE - New York Jets quarterback Aaron Rodgers (8) stands with teammates before an NFL football game against the Miami Dolphins, Jan. 5, 2025, in East Rutherford, N.J. (AP Photo/Seth Wenig, File ...
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Eating more fiber, which is found in whole grains, vegetables and fruits, might help protect against dangerous bacteria in the gut.. After analyzing samples from the gut microbiomes of more than ...