38472-33-2

3-chloro-chroman-2,4-dione

64-19-7

乙酸

4438-85-1

chromene-2,4-dione

326925-91-1

3-acetyl-4-hydroxycoumarin

7664-93-9

硫酸

4438-85-1

chromene-2,4-dione

16709-58-3

2H-1-苯并吡喃-2-酮, 4-(苯甲酰氧基)-

628-13-7

吡啶盐酸盐

98-95-3

硝基苯

4438-85-1

chromene-2,4-dione

98-88-4

苯甲酰氯

35756-54-8

3-羰基-3-苯氧基丙酸

4438-85-1

chromene-2,4-dione

5538-51-2

邻乙酰水杨酰氯

4438-85-1

chromene-2,4-dione

118-93-4

2'-羟基苯乙酮

105-58-8

碳酸二乙酯

4438-85-1

chromene-2,4-dione

1969-44-4

丙二酸二苯酯

4438-85-1

chromene-2,4-dione

119-36-8

柳酸甲酯

4438-85-1

chromene-2,4-dione

326925-91-1

3-acetyl-4-hydroxycoumarin

4438-85-1

chromene-2,4-dione

580-02-9

乙酰水杨酸甲酯

4438-85-1

chromene-2,4-dione