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硬脂酸钙

硬脂酸钙[1][2]
IUPAC名
Calcium octadecanoate
别名 十八酸钙
十八酸钙盐
十八烷酸钙
E 572
识别
CAS号 1592-23-0 ?
PubChem 15324
ChemSpider 14587
SMILES
 
  • [Ca+2].[O-]C(=O)CCCCCCCCCCCCCCCCC.[O-]C(=O)CCCCCCCCCCCCCCCCC
InChI
 
  • 1/2C18H36O2.Ca/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2*2-17H2,1H3,(H,19,20);/q;;+2/p-2
InChIKey CJZGTCYPCWQAJB-NUQVWONBAL
性质
化学式 C36H70CaO4
摩尔质量 607.02 g·mol−1
外观 白色略带黄色可燃固体
密度 1.065 g·cm−3
熔点 140-160 °C
沸点 435 °C(分解)
溶解性 不溶(2.2 mg/L,20 °C)
溶解性(其他) 可溶于吡啶,微溶于
危险性
致死量或浓度:
LD50中位剂量
>10.000 mg·kg−1 (大鼠经口)
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

硬脂酸钙,分子式(C17H35COO)2Ca。

性质

白色无味细微粉末,在空气中有吸水性。不溶于水,微溶于热乙醇。与强酸反应生成硬脂酸与相应的钙盐。低毒。

制备

硬脂酸氢氧化钠溶液作用得到稀皂液,再与氯化钙混合,生成硬脂酸钙粗品,经洗涤、甩水、干燥得成品。

用途

用作聚氯乙烯稳定剂、润滑剂。

参考资料

  1. ^ Record of CAS RN 1592-23-0 in the GESTIS Substance Database from the IFA英语Institute for Occupational Safety and Health
  2. ^ MSDS (Merck)[永久失效链接]
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硬脂酸钙
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