98-01-1
糠醛
+
695-77-2
1,2,3,4-Tetrachloro-1,3-cyclopentadiene
→
129958-47-0
2-[(2,3,4,5-tetrachlorocyclopenta-2,4-dien-1-ylidene)methyl]furan
77-47-4
六氯环戊二烯