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上海希言科学仪器有限公司
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文献和实验BP 152-5 (MW 121.14) (890 mM) 110g Boric acid Fisher (electroph.gr) BP 168-500 (MW 61.83) (20 mM) 40 mL 0.5M EDTA pH 8.0 H2O to 2L, check pH w. strip (take out and drizzle ~500 ul on pH strip, ~pH 8.5, filter sterilize 0.2um
. Stock 0.5L 1.5L 2L NaCl 3M 58.44g/M 87.66g 263.0g 350.6g Na3 C6 H5 O7 x 5.5H2 O 0.3M 357.1g/M 53.57g 160.7g 214.3g H2 O mQ 440.3ml 1.32L 1.76L p = 1.103 TAE 1x pH = 7.6: Tris-acetate 40mM EDTA 1mM
of 3?,5??disilylated 2??O ?(methylthiomethyl)ribonucleosides to 2??O ?(phthalimidooxymethyl)ribonucleosides is achieved in yields of 66% to 94%. Desilylation and dephtalimidation of these ribonucleosides by treatment with NH4 F in MeOH produce 2??O ?aminooxymethylated
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