Einecs 284-242-4

1,3-bis(4-pyridylmethyl)urea

N,N'-Bis(4-pyridylmethyl)urea

N,N'-Bis(4-pyridinylmethyl)urea

1,3-Bis[(4-pyridinyl)methyl]urea

1,3-Bis(pyridine-4-ylmethyl)urea