N-Bromosuccinimide with CAS 128-08-5

CAS No.:128-08-5
Other Names:NBS
MF:C4H4BrNO2
EINECS No.:204-877-2
Purity:99%
Application:Organic intermediate
Appearance:White crystal
CAS: 128-08-5
Purity: 99%
N-Bromosuccinimide with CAS 128-08-5
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What is N-Bromosuccinimide with CAS 128-08-5?

N-Bromosuccinimide a five-membered cyclic dicarboximide compound having a bromo substituent on the nitrogen atom.

N-Bromosuccinimide NBS is a white or milky white fine-grained crystal with a slight odor of bromine. Soluble in acetone, ethyl acetate, acetic anhydride, but insoluble in water, benzene, carbon tetrachloride,chloroform,etc.Specific gravity 2.097, melting point 173-175℃, decomposition at 182℃. Decompose at 182℃. The minimum content of active bromine is 44.5%. Slightly decomposed at 173.5℃.

Description

Melting point 175-180 °C (dec.)(lit.)
Boiling point 221.4°C (rough estimate)
density 2.098
vapor pressure 14.8 hPa (20 °C)
refractive index 1.6060 (estimate)
storage temp. Store at +2°C to +8°C.
solubility 14.8g/l (decomposition)
pka -2.78±0.20(Predicted)
form Crystalline Powder
color White to light yellow
Odor characteristic odour of bromine

Application 

In bromination of olefins; in oxidation of alcohols to aldehydes and ketones and of aldehydes to acid bromides.NBS, is a chemical reagent used in organic chemistry in electrophilic addition reactions and radical substitution

Packing

25kgs/drum,9tons/20’container

25kgs/bag,20tons/20’container

N-Bromosuccinimide-package

N-Bromosuccinimide with CAS 128-08-5
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