125418-83-9
(2-甲酰基苯氧基)乙酰腈
→
~81%
59507-94-7
3-aminochromen-4-one
120869-41-2
1,7a-dihydrochromeno[2,3-b]azirin-7(1aH)-one
~30%
59507-92-5
3-nitro-4H-chromen-4-one