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Butyl 4-hydroxybenzoate

Cas:
94-26-8
Molecular Structure:
MDL:
MFCD00016478
Molecular Formula:
C11H14O3;HOC6H4CO2(CH2)3CH3
Molecular Weight:
194.23
Alias:
尼泊金丁酯,4-羟基苯甲酸丁酯 p-Hydroxybenzoic acid n-butyl ester Butyl paraben
Product order:
Name Specifications Packing Price Delivery
Butyl 4-hydroxybenzoate 分析标准品,>99.5%(GC) 250mg RMB 495 现货
Butyl 4-hydroxybenzoate CP,98% 100g RMB 63.8 现货
Butyl 4-hydroxybenzoate 99% 500g RMB 334.4 促销
Butyl 4-hydroxybenzoate 99% 100g RMB 74.8 促销
Character:
白色结晶,微有特殊气味,溶于醇、醚和氯仿,难溶于水,口尝时有麻舌感。
密度:1.28
熔点:68-71℃
沸点:156℃/ 3.5mmHg  
闪点: 181℃
Quality Standard:
项目                                    化学纯    
                                         (CP)
含量                                   ≥98.0%  
硫酸盐                                 ≤0.01%  
氯化物                                 ≤0.02%  
熔点/℃                                67.5~69.0  
水杨酸                                 ≤0.01%  
酸度(以H+计)/(mmol/100g)             ≤5.0  
乙醇溶解试验                           合格  
灼烧残渣                               ≤0.05%  


99%:

外观Appearance                          白色至类白色粉末
红外光谱鉴别Infrared spectrometry       和对照品匹配
纯度Purity                              >99.0% (GC)
熔点Melting point                       69°C - 72°C
醇溶性实验Solubility in Methanol        溶液透明

Storage:
本品主要用作有机合成中间体,医药、食品、化妆品、胶片及高档产品的防腐剂、杀菌剂。
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