([(HCO3)2·(H2O)]24−) or chains ([H(HCO3)2]nn− or [H2(tpa)(HCO3)2]n2n−) to water-bicarbonate associates ([(HCO3)2·6H2O]2− and [(H2CO3·(HCO3)2)2·6H2O·2H2O]2−) and three-component anionic layers ([H(Cyt)(HCO3)·H2O]nn− and [H2(Cyt)2(HCO3)·H2O]nn−) frequently showing proton sharing. While some hydroxides themselves can maintain a high CO2/[Nnnnn][OH] ratio, particularly 2 and 4, the presence of secondary hydrogen
偶然发现了一系列短碳链四(正烷基)氢氧化
铵 [N nnnn ][OH] 的
水溶液,其中n = 2:正乙基,3:正丙基,4:正丁基当在更复杂的反应中用作试剂时,成为直接空气碳捕获 (
DAC) 的潜在候选者。[N 3333 ][OH]、[N 2222 ][OH]或[N 3333 ][OH]与UO 2 SO 4 ·3H 2 O和1,4-二
氨基
肟基苯的
水溶液,以及[N 4444 ][OH ] 用
胞嘧啶(HCyt)直接吸收CO 2在开放大气中温和加热后从大气中结晶成复合物,达到 2 : 1 CO 2 /[N nnnn ]OH 比率。[N 2222 ][HCO 3 ]·3H 2 O ( 1 ), [N 2222 ] 2 [H(HCO 3 ) 3 ]·5H 2 O ( 2 ), [N 3333 ][HCO 3 ]·0.5H 2 O ( 3 ), [N 3333 ][H(HCO 3 ) 2 ] ( 4 )