Methyl 4-hydroxybenzoate
Molecular Structure:
MDL:
--MFCD00002352
Molecular Formula:
C8H8O3;HOC6H4CO2CH3
Molecular Weight:
152.15
Alias:
尼泊金甲酯,4-羟基苯甲酸甲酯,对羟基安息香酸甲酯,泊金M,尼泊金
p-Hydroxybenzoic acid methyl ester
Methyl paraben
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Methyl 4-hydroxybenzoate |
AR |
100g |
RMB 74.8 |
现货 |
Methyl 4-hydroxybenzoate |
分析标准品,99.5% |
250mg |
RMB 308 |
Consulting service |
Methyl 4-hydroxybenzoate |
AR |
500g |
RMB 198 |
现货 |
Character:
无色针状结晶或结晶性粉末。无气味或微有刺激性焦灼味。溶于醇、醚和丙酮,微溶于苯和四氯化碳,难溶于水(1g/400ml)。半数致死量(小鼠,腹腔)960mg/kg。有刺激性。
沸点:298.6℃
熔点:125-128℃
Quality Standard:
项目Item 分析纯 化学纯
(AR) (CP)
含量(C8H8O3)Assay,% ≥99.0 98.0
熔点范围Melting point,℃ 125.0~128.0 124.0~127.0
灼烧残渣(以硫酸盐计)Ignition residue,% ≤0.1 0.1
酸度Acidity 合格 合格
氯化物(Cl)Chloride,% ≤0.01 0.02
硫酸盐(SO4)Sulfate,% ≤0.01 0.02
Storage:
密封保存。
用途 在医药工业中用作药剂的防腐杀菌剂,也用于有机合成及食品;香料;胶片等的护腐添加剂。
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