Table 2.

n-Phenyl, n-alkyl urea melting points and crystallization temperatures determine from DSC.

Entry	MP (°C)	Recrystalization Temp. (°C)
n-phenyl, n-propyl urea	112–114	89
n-phenyl, n-hexyl urea	68–70	47
n-phenyl, n-decyl urea	81–83	61
n-phenyl, n-stearyl urea	95–97	84