WebJan 1, 2005 · After the addition of 140 μl of tri- n -butylamine and 420 μl of 0.5 M bis (tri- n -butylammonium)pyrophosphate in DMF (0.21 mmol, 1.5 eq.), the solution was stirred at room temperature for a further 10 min. To the reaction was added 2.8 ml of 1% I 2 in pyridine/H 2 O (98:2, v/v), and the solution was stirred at room temperature for 15 min. WebMay 24, 2004 · The reaction mixture was stirred for 15 min, then a 0.5 M solution of bis (tetra- n -butylammonium) pyrophosphate in acetonitrile (0.6 mL), prepared from aqueous tetra- n -butylammonium hydroxide and tetrasodium pyrophosphate, as in the synthesis of the bis (tri- n -butylammonium) salt, 11 was added and the cooling was removed.
Tris(tetrabutylammonium) hydrogen pyrophosphate - PubChem
WebBis(tributylammonium) pyrophosphate: 别名: Bis(tri-n-butylammonium) pyrophosphate: 产品名称: 双(三丁基铵)焦磷酸盐: 分子结构: 分子式: 2(C 12 H 27 N). H 4 O 7 P 2: 分子量: … increase volume on dell laptop windows 10
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WebJun 6, 2008 · The reaction mixture was either treated immediately with bis (tri- n -butylammonium) pyrophosphate (phosphoric acid for 12) or the isolated 5′-monophosphate was activated with 1,1′-carbonyldiimidazole (CDI) followed by the pyrophosphate salt. An attempt to synthesize 2,4-dithio-UTP led to isolation only of the … WebOct 15, 2007 · Bis (tri- n -butylammonium) pyrophosphate, poly (U) and RNAse A were purchased from Sigma (U.S.A.). 5′-Monophosphorylated deoxyoligonucleotides were … WebDisplacement of tosylate by bis(tetra-n-butylammonium) phosphate or tris(tetra-n-butylammonium) pyrophosphate (S.1) gives the corresponding nucleoside 5′ … increase volume on audacity recording