[2,2'-Bi-4-pyrones (author's transl)].
D055598:Chemical Phenomena; D002621:Chemistry; D011083:Polycyclic Compounds; D011714:Pyrans
D011083:Polycyclic Compounds; D011714:Pyrans
2,2'-Bi-4-pyrone. 50. Uber Untersuchungen an 4-Pyronen