Table 4: Crystal data and structure refinement of G4.

Identification Code Compound G4 from Methanol
Emprical formula C21 H18 N2 O2
Crystal color Red
Formula weight 330.37
Temperature 293(2) K
Wavelength 1.54178 Å
Crystal system Orthorhombic
Space group P212121
a/Å 10.1753(4) Å
b/Å 11.8991(5) Å
c/Å 13.4416(6) Å
α/ 90.00
β/ 90.00
γ/ 90.00
Volume/ Å 1627.47(12)
Z 4
Ƿcalc g/cm3 1.348 Mg/m
μ/mm-1 0.701 mm
F(000) 696
2θ range for data collection/ 4.96 to 73.52
Index ranges -11<=h<=12, -9<=k<=14, -15<=l<=16
Reflections collected 4381
Independent reflections 2819 [R(int) = 0.0410]
Data/restraints/ parameters 2819 / 0 / 227
Goodness of fit on F2 0.959
Final R indexes [I>=2σ (I)] R1 = 0.0551, wR2 = 0.1361
Final R indexes [all data] R1 = 0.0541, wR2 = 0.1406
Largest diff. peak/hole / eÅ-3 0.496 and -0.368