4-Difluorobenzonitrile

  post date: dec 01,2021   expiry date: may 30,2022   detailed description: cas no. :64248-62-0   cas registry number: 64248-62-0   synonyms: ;3,4-difluorobenznitriled;labotest-bb lt00847816;4-cyano-1,2-difluorobenzene;3,4-difluoro benzonitrile;   molecular formula: c7h3f2n   molecular weight: 139.1022   molecular structure:   hazard symbols:  xn:harmful;   risk codes: r20/21/22:;r36/37/38:;   safety description: s26:;s36/37/39:;