[C:1]1(=O)O[CH2:4][CH2:3][CH2:2]1.[Cl-].[NH4+].[NH2:9][CH2:10][C:11]([CH2:15][NH2:16])([CH2:13][NH2:14])[CH3:12]>O>[NH2:9][CH2:10][C:11]1([CH3:12])[CH2:15][N:16]2[CH2:4][CH2:3][CH2:2][C:1]2=[N:14][CH2:13]1A mixture of 21.03 g (0.24 mol) of γ-butyrolactone and 1.31 g (24 mmol) of ammonium chloride in 114.5 g (0.98 mol) of 1,1,1-tris(aminomethyl)ethane was heated at 250° C. in an autoclave. After 1.5 h, the mixture was cooled and the excess amine and the water formed were removed by distillation. The residue was distilled at 200°-240° C./18 mbar. The yield was 22.0 g (54%) of yellowish oil. The boiling point was 117°-120° C./1 mbar. Other data concerning the product was:
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