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. 2020 Sep 21;5(38):24954–24963. doi: 10.1021/acsomega.0c03883

Table 5. Effect of Varying the Cation in a 2:1 TFA:Cation Homoconjugate Catalyst in Silanol Polycondensation.

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entry catalyst Mn (Da) Mw (Da) Đ conversion (%) D4 (ppm)
1 [TMG][TFA]2 83,600 164,500 2.0 97 144
2 [TBA][TFA]2 61,200 115,700 1.9 96 307
3 [TBP][TFA]2 81,200 155,300 1.9 97 231
4 [EMIM][TFA]2 19,600 36,200 1.8 87 142
5 [PS][TFA]2 37,700 68,900 1.8 93 152