国产av毛片不卡,亚洲av中文无码乱人伦在线视色,免费国产黄片视频,亚洲日韩精品av成人波多野,国产亚洲免费观看在线,亚洲高清不卡视频在线,欲色av无码一区二区人妻,AV网址大全成人,久久精品国产精品亚洲毛片

Product
 

N-bromobutanimide

 

 

[Synonyms]:

 

 

NBS; N-bromosuccinimide

[CAS]: 128-08-5
[Molecular Formula]: C4H4BrNO2
[Structural Formula]:
[Molecular Weight]: 177.98
[Property]: This product is white or milky white fine crystal, with slight bromine odor, soluble in acetone, ethyl acetate, acetic anhydride, hardly soluble in water, benzene, carbon tetrachloride, chloroform etc. It has the specific gravity of 2.097, melting point of 173-175°C, and it will decompose at 182°C.
[Precautions]: This product is highly irritative to the skin and mucosa. Be careful in use.
[Main Uses]: In organic synthesis of raw materials, which are applied to brominating reactions and the manufacture of pharmaceutical intermediates.
[Package and Storage]: In cardboard drums with the capacity of 25 kg at dark places.


[Product Specification and Indexes]:
 

Appearance
White or yellowish crystal
Content% ≥
99%
Melting Point
173-175°C
Effective bromine ≥
44%
Chloride ≤
0.05%
Loss on Drying ≤
0.5%





< Return to the previous page >