Thermal decomposition of 4-fluorobenzenediazonium perfluoroorganyl(fluoro)borates, [4-FC6H4N2]Y (Y=RFBF3 (RF=C6F5, C6F13, trans-C4F9CFCF, cis-C6F13CFCF, CF3CC) and (C6F13)2BF2)
摘要:
Heating of the neat salts [4-FC6H4N2][RFRF3] (R-F = C6F5, C6F13 trans-C4F9CF=CF, cis-C6F13CF=CF, CF3C C or in solid mixtures with NaF gives the principal product 1,4-C6F2H4 besides RFBF2 or Na[RFBF3], respectively. Thermolysis of [4-FC6H4N2][(C6F13)(2)BF2] in NaF results in 1,4-C6F2H4, Na[BF4], Na[(C6F13)(2)BF2], and a new type of product, the isomer Na[C6F13CF(BF3)C5F11]. (C) 2013 Elsevier B.V. All rights reserved.
(氟有机)氟硼烷和硼酸酯。16.双(全氟烷基)二甲氧基硼酸盐和双(全氟烷基)二氟硼酸盐的制备,M [(C n F 2 n +1)2 BX 2 ](M = K,NMe 4; X = OMe,F)†
摘要:
通过(全氟烷基)的反应制得了双(全氟烷基)二甲氧基硼酸钾K [(C n F 2 n +1)2 B(OMe)2 ](n = 3、4、6),产率为60-76%。 )与氯二甲氧基硼烷合成锂,随后与KF复分解成阳离子。K [(C n F 2 n +1)2 B(OMe)2 ]与42-73%HF水溶液的反应生成盐K [(C n F 2 n +1)2 B(OR)F]( R = H,CH 3),将其转换为K [(C n F 2通过无水HF处理得到n +1) 2 BF 2 ]。钾盐与[NMe 4 ] OH在水中的复分解反应生成相应的硼酸盐[NMe 4 ] [(C n F 2 n +1) 2 BF 2 ]。