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Malonate

Cas:
141-82-2
Molecular Structure:
MDL:
MFCD00002707
Molecular Formula:
C3H4O4;HOOCCH2COOH
Molecular Weight:
104.06
Alias:
胡萝卜酸,甜菜酸,缩苹果酸,甲烷二羧酸,丙烷二羧酸
Product order:
Name Specifications Packing Price Delivery
Malonate 分析标准品 1g RMB 217.8 Consulting service
Malonate AR,99.5% 2.5Kg RMB 974.6 Consulting service
Malonate AR,99.5% 500g RMB 272.8 Consulting service
Character:
有强刺激性,在真空中升华,能溶于醚、吡啶、甲醇和丙醇,水中溶解度:1400 g/L (20°C)。
Quality Standard:
Q/(HG)SJ 474-91
项目Item                                          分析纯     化学纯
                                                   (AR)       (CP)
含量Assay,%                                       ≥ 99.5    98.0
熔点范围Melting range,℃                         134-137(2) 133-137
澄清度试验Clarity                                 合格        合格
灼烧残渣(以硫酸盐计)Ignition residue,%         ≤ 0.05       0.1
氯化物(Cl)Chloride,%                             ≤ 0.01       0.02
硫酸盐Sulfate,%                                  ≤ 0.005      0.01
铁(Fe)Iron,%                                     ≤ 0.001      0.003
Storage:
密封保存
用途  测定铍、铜的络合剂。标准碱溶液的标定。生化研究。有机合成。制造巴比妥盐。气相色谱分析标准。
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