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Tetrabutylammonium bromide

Cas:
1643-19-2
Molecular Structure:
MDL:
MFCD00011633
Molecular Formula:
C16H36NBr;(CH3CH2CH2CH2)4N(Br)
Molecular Weight:
322.37
Alias:
溴化四丁铵, N,N,N-三丁基-1-丁铵溴化物,四正丁基溴化铵 TBAB Tetrabutyl ammonium bromide n,n,n-tributyl-1-butanaminiu bromide 1-Butanaminium,N,N,N-tributyl-,bromide
Product order:
Name Specifications Packing Price Delivery
Tetrabutylammonium bromide AR 25g RMB 24.2 促销
Tetrabutylammonium bromide AR 100g RMB 81.4 促销
Tetrabutylammonium bromide AR 500g RMB 342.1 促销
Tetrabutylammonium bromide 离子色谱级, ≥99.0% 25g RMB 314.6 现货
Tetrabutylammonium bromide 离子色谱级, ≥99.0% 100g RMB 973.5 现货
Character:
白色结晶。易吸湿。易溶于水、乙醇、氯仿和丙酮,微溶于苯。有刺激性。商品尚有浓缩溶液。
熔点:103~104℃
Quality Standard:
Q/(HG)SJ 478-91
项目Item                         分析纯  化学纯
                                           (AR)      (CP)
含量(C16H36NBr)Assay,%                 ≥ 99.0     98.0
水溶解试验Solubility in water               合格      合格
灼烧残渣(以硫酸盐计)Ignition residue,%    ≤ 0.05      0.1
钠(Na)Sodium,%                           ≤ 0.005    0.005
钾(K)Potassium,%                         ≤ 0.005    0.005
重金属(以Pb计)Heavy metals,%              ≤ 0.001   0.002


品级grade                               离子对色谱级(pic)
                                  (ion pair chromatography )
纯度Purity                               ≥99% (NT)
熔点Melting point                       102°C - 106°C  
λ 10 % in H2O
UV absorption                           pass test
  λ: 240 nm Amax:                       0.04
  λ: 250 nm Amax:                       0.03
  λ: 260 nm Amax:                       0.02
  λ: 500 nm Amax:                       0.02 

Storage:
密封干燥保存。
用途  离子对色谱试剂,相转移催化剂。巴氨西林、舒他西林等的合成。
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