Furanone

CAS 872603-42-4 structure
872603-42-4 2416942
2(3H)-Furanone,3-[[4-(acetyloxy)-3-methoxyphenyl]methylene]-5-(4-phenoxyphenyl)-
CAS 497163-42-5 structure
497163-42-5 2477085
2(5H)-Furanone, 3,3'-[(3-nitrophenyl)methylene]bis[4-hydroxy-,diammonium salt