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7,8-二氟苯并二氢吡喃-4-酮 CAS #:890840-90-1

8-Bromo-6-chloro-2,3-dihydro-4H-chromen-4-one CAS #:890839-47-1

8-溴-5-氟-4-二氢色原酮 CAS #:1092348-60-1

6-Chloro-7-methyl-chroman-4-one CAS #:102541-24-2

METHYL4-OXOCHROMANE-6-CARBOXYLATE CAS #:41118-19-8

METHYL4-OXOCHROMAN-7-CARBOXYLATE CAS #:41118-21-2

4-oxo-chroman-8-carboxylicacid CAS #:90921-10-1

methyl4-oxo-3,4-dihydro-2H-chromene-8-carboxylate CAS #:91344-89-7

4-氧代苯并二氢吡喃-6-羧酸 CAS #:90921-08-7

8-methyl-2,3-dihydrochromen-4-one CAS #:49660-56-2

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