Synthesis p. 657 - 658 (1986)
Update date:2022-08-04
Topics:
Lambert, Joseph B.
Huseland, Dave E.
Wang, Gen-tai
Symmetrical and unsymmetrical 1,3-diaminoethanes 1 are obtained by the reduction of N,N'-disubstituted oxamides 4 with lithium aluminum hydride.The oxamides 4 are readily produced by treatment of diethyl oxalate with primary amines.The 1,3-diaminoethanes 1 lead to 1,3-diazolidines 2 on treatment with formaldehyde.
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(2020)