The Collaborative International Dictionary
Sinapoline
Sinapoline \Si*nap"o*line\, n. [Sinapis + L. oleum oil.] (Chem.) A nitrogenous base, CO.(NH.C3H5)2, related to urea, extracted from mustard oil, and also produced artifically, as a white crystalline substance; -- called also diallyl urea.
Wiktionary
sinapoline
n. (context organic compound English) A nitrogenous base, CO.(NH.C3H5)2, related to urea, and extracted from mustard oil; diallyl urea.