N-Bromosuccinimide với CAS 128-08-5

CAS No.:128-08-5
Other Names:NBS
MF:C4H4BrNO2
EINECS No.:204-877-2
Synonyms:2,5-PYRROLIDINEDIONE, 1-BROMO-; 1-BROMO-2,5-; PYRROLIDINEDIONE; N-BROMOSUCCINIMIDE; N-BROMOSUCINIMIDE; NBS; N-BROMOBUTANIMIDE; bromosuccinimide; BROMOSUCCINIMIDE-N; SUCCINIMIDE, N-BROMO-; SUCCINBROMIDE

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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℃.

    Mô tả

    Điểm nóng chảy 175-180 °C (dec.)(lit.)
    Sôi 221.4°C (rough estimate)
    mật độ 2.098
    hơi áp lực 14.8 hPa (20 °C)
    chiết 1.6060 (estimate)
    nhiệt độ lưu trữ. Store at +2°C to +8°C.
    hòa tan 14.8g/l (decomposition)
    pka -2.78±0.20(Predicted)
    hình thức Bột
    màu sắc White to light yellow
    Mùi characteristic odour of bromine

    Ứng dụng 

    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

    Đóng gói

    25kgs/trống,9tons/20 ' container

    25kgs/túi 20tons/20 ' container

    N-Bromosuccinimide-package

    Đồng nghĩa

    2,5-PYRROLIDINEDIONE, 1-BROMO-; 1-BROMO-2,5-; PYRROLIDINEDIONE; N-BROMOSUCCINIMIDE; N-BROMOSUCINIMIDE; NBS; N-BROMOBUTANIMIDE; bromosuccinimide; BROMOSUCCINIMIDE-N; SUCCINIMIDE, N-BROMO-; SUCCINBROMIDE

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