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product name
【 N-Bromosuccinimide NBS CAS Number 128-08-5 】



N-bromosuccinimide


English name: nbs; N-bromobutanimide; N-bromosuccinimide

CAS:128-08-5

Molecular formula: c4h4brno2

Structural type:

Molecular weight: 177.98

Properties: This product is white or milky white fine-grained crystal with slight bromine smell. Soluble in acetone, ethyl acetate and acetic anhydride, but insoluble in water, benzene, carbon tetrachloride, chloroform, etc. Specific gravity 2.097, melting point 173-175 ° C, decomposition at 182 ° C.

Precautions: This product is highly irritating to skin and mucous membrane. Pay attention to protection.

Main use: organic synthetic raw materials, used for bromination reaction and pharmaceutical intermediates.

Packaging and storage: 25kg cardboard barrel Store away from light.

Product specification index


Appearance:         White crystal

Content:                ≥99%


Melting point:         173-175°C

Available bromine:     ≥44%

Chloride:              ≤0.05%

Loss on drying:         ≤0.5%
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