四丙基硼酸钠

四丙基硼酸钠是一种离子型的有机硼化合物,化学式为Na[B(C3H7)4]。它是浅黄白色吸湿性固体。[1]它在水溶液中稳定,但是在空气中可以自燃;它可以以四氢呋喃溶液的形式储存数周。[2]

四丙基硼酸钠
2-D skeletal version of sodium tetrapropylborate
IUPAC名
Sodium tetrapropylboranuide
别名 四正丙基硼酸钠
识别
CAS号 105146-61-0
PubChem 23676209
ChemSpider 21377657
SMILES
 
  • CCC[B-](CCC)(CCC)CCC.[Na+]
InChI
 
  • 1S/C12H28B.Na/c1-5-9-13(10-6-2,11-7-3)12-8-4;/h5-12H2,1-4H3;/q-1;+1
InChIKey VKBNWVIDTHWBAZ-UHFFFAOYSA-N
EINECS 808-438-1
MeSH C489231
性质
化学式 C12H28BNa
摩尔质量 206.15 g·mol−1
相关物质
其他阴离子 四苯硼钠
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

合成

三氟化硼乙醚丙基溴化镁反应,可以得到三丙基硼

BF
3
 · (C
2
H
5
)
2
O + 3 C
3
H
7
MgBr → B(C
3
H
7
)
3
+ 3 MgBrF + (C
2
H
5
)
2
O

三丙基硼再与丙基钠或与1-氯丙烷及金属钠反应,可以得到四丙基硼酸钠。[3]

参考文献

  1. ^ De Smaele, Tom; Moens, Luc; Dams, Richard; Sandra, Pat; Van Der Eycken, Johan; Vandyck, Jos. Sodium tetra(n-propyl)borate: A novel aqueous in situ derivatization reagent for the simultaneous determination of organomercury, -lead and -tin compounds with capillary gas chromatography–inductively coupled plasma mass spectrometry. Journal of Chromatography A. 1998, 793: 99–106. doi:10.1016/S0021-9673(97)00886-8. 
  2. ^ Schubert, P.; Rosenberg, E.; Grasserbauer, M. Comparison of sodium tetraethylborate and sodium tetra(n-propyl)borate as derivatization reagent for the speciation of organotin and organolead compounds in water samples. Fresenius' Journal of Analytical Chemistry. 2000, 366 (4): 356–360. PMID 11220318. doi:10.1007/s002160050072. 
  3. ^ Honeycutt, Julian B.; Riddle, James M. Preparation and Reactions of Sodium Tetraethylboron and Related Compounds1. Journal of the American Chemical Society. 1961, 83 (2): 369–373. doi:10.1021/ja01463a027.