3-Bromo-1-methyl-5-nitro-1H-pyridin-2-one3-Bromo-1-methyl-5-nitro-1H-pyridin-2-oneT14216 · CAS 16098-21-897%¥192.00 / 100mg 起选规格
1-(difluoromethyl)cyclopropanecarboxylic acid1-(difluoromethyl)cyclopropanecarboxylic acidT14355 · CAS 1314397-71-1≥97%¥738.00 / 100mg 起选规格