Table 2. Crystal Lattice Enthalpies Derived from Crystal Explorer (B3LYP/6-31G(d,p), Gaussian 16) and Crystal Densities for Benzoyl Valines (1).

	crystal lattice enthalpies, ELatt (kJ/mol)	density (g/mL)
(±)-1-H	–146.5	1.297
(±)-1-F	–144.1	1.339
(±)-1-CH3	–163.2	1.211
(±)-1-Cl	–159.3	1.356
(±)-1-Br	–166.2	1.563
(±)-1-NO2	–172.9	1.388
(±)-1-I	–184.2	1.744
(±)-1-CF3	–163.6	1.421
(±)-1-t-Bu	–184.5	1.203
l-1-H/d-1-CF3	–155.7	1.300
l-1-F/d-1-CF3	–155.8	1.356
l-1-CH3/d-1-CF3	–159.3	1.286
l-1-Cl/d-1-CF3	–161.1	1.386
l-1-Br/d-1-CF3	–162.8	1.486
l-1-NO2/d-1-CF3	–167.9	1.393
l-1-I/d-1-CF3	–179.1	1.574
d-1-t-Bu/l-1-CF3	–175.2	1.290