氟乙酰水杨酸
氟乙酰水杨酸 | |
---|---|
IUPAC名 2-(2-Fluoroacetoxy)benzoic acid | |
别名 | 氟代阿司匹林[1] |
识别 | |
CAS号 | 364-71-6 |
PubChem | 67766 |
ChemSpider | 61085 |
SMILES |
|
性质 | |
化学式 | C9H7FO4 |
摩尔质量 | 198.15 g·mol−1 |
密度 | 1.366±0.06 g·cm−3(20 °C)[2] |
熔点 | 131.6 °C(404.8 K)[3] |
溶解性(水) | 0.26 g[2] |
pKa | 2.93±0.36[2] |
危险性 | |
致死量或浓度: | |
LD50(中位剂量)
|
15 mg/kg(小鼠,皮下) |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
氟乙酰水杨酸是水杨酸的氟乙酸酯,化学式为C9H7FO4,它是阿司匹林的氟代物,毒性大。[4]
制备
将乙酰水杨酸溶于吡啶,与氟乙酰氯反应,生成物倒入冷水析出沉淀,即为氟乙酰水杨酸。它可用苯重结晶。[3]
参考文献
- ^ Saunders, BC. Some aspects of the chemistry and toxic action of organic compounds containing phosphorus and fluorine (PDF). 1957 [2019-10-18]. (原始内容存档 (PDF)于2014-08-30).
- ^ 2.0 2.1 2.2 Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (© 1994-2019 ACD/Labs). Retrieved from SciFinder. [2019-10-18]
- ^ 3.0 3.1 B. C. Saunders, G. J. Stacey. 358. Toxic fluorine compounds containing the C–F link. Part I. Methyl Fluoroacetate and Related Compounds. J. Chem. Soc. 1948, 0 (0): 1773–1779 [2019-10-18]. ISSN 0368-1769. doi:10.1039/JR9480001773 (英语).
- ^ Saunders, B. C.; Stacey, G. J. 358. Toxic fluorine compounds containing the C–F link. Part I. Methyl Fluoroacetate and Related Compounds. J. Chem. Soc. 1948, 0: 1773–1779. doi:10.1039/JR9480001773.
拓展阅读
- H. Mccombie, B. C. Saunders. Fluoroacetates and Allied Compounds. Nature. 1946-09, 158 (4011): 382–385 [2019-10-18]. ISSN 0028-0836. doi:10.1038/158382a0. (原始内容存档于2020-02-02) (英语).