CAS 400900-00-7 appears in our catalog under these names: 2,4-Difluorophenyl chloroformate 95%, 2,4-difluorophenyl carbonochloridate, 97%, 97%, 2,4-DIFLUOROPHENYL CHLOROFORMATE, ≥95%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 5g, 100mg.