小丑回魂未删减版在线观看完整版,www三级免费,色戒汤唯版在线观看未删减版,狠狠色丁香婷婷综合久久图片,色戒汤唯电影未删减版本百度云,亚洲综合欧美,大香伊人中文字幕精品

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 >