pharmaceutical intermediate

pharmaceutical intermediate N-bromosuccinimide [CAS]: 128-08-5 [assay]:99%

 pharmaceutical intermediate

fine chemical [Product Name]: NBS; N-bromobutanimide;N-bromosuccinimide [CAS]: 128-08-5[Molecular Formula]: C4H4BrNO2 [Structural Formula]:

177.98 [Properties]: white or milk white crystalline fine granules with slight bromine smell; soluble in acetone, ethyl acetate and acetic anhydride; insoluble in water, benzene, carbon tetrachloride and chloroform; specific weight 2.097, m.p. 173-175°C, decomposed at 182°C. [Safety Notes]: it is slightly irritating; no inhalation. [Use]: As material in organic synthesis, used in bromination and pharmaceutical intermediates. [Packing & Storage]: 25kg cardboard drum. Avoid light. [Quality Index] Appearance white crystal Assay% ≥99% m.p.°C 173-175°C Effective Bromine ≥44% Chloride ≤0.05% Dyring Loss ≤0.5%

pharmaceutical intermediate