Compound 1

Compound 2

Empirical formula

C20H18O2

C19H22O7NCl3

Formula weight

290.34

482.73

Crystal external appearance

Colorless, needle

Colorless, block

Crystal size

0.49 × 0.09 × 0.08 mm

0.26 × 0.21 × 0.19 mm

Diffractometer

Bruker Smart APEX AXS

Bruker Smart APEX AXS

CCD area detector

CCD area detector

Theta range for data collection

1.75 to 27.49 deg

1.65 to 25.37 deg

Wavelength

MoKa radiation (0.71073 Å)

MoKa radiation (0.71073 Å)

Programs

SHELXS-97, SHELXL-97

SHELXS-97, SHELXL-97

Refinement method

Full-matrix least-squares on F2

Full-matrix least-squares on F2

Absorption correction

Sadabs, Sheldrick, G. M. (1996)

Sadabs, Sheldrick, G. M. (1996)