Помогите ознакомиться с материалом:
1. Pottie, Ian R.; Nandaluru, Penchal Reddy; Benoit, Wendy L.; Miller, David O.; Dawe, Louise N.; Bodwell, Graham J., "Synthesis of 6H-Dibenzo[b,d]pyran-6-ones Using the Inverse Electron Demand Diels–Alder Reaction", Journal of Organic Chemistry, 2011, vol. 76, # 21 p. 9015 - 9030.
- DOI:
http://dx.doi.org/10.1021/jo201775e
- DOI:
http://dx.doi.org/10.1016/j.saa.2012.03.027