131747-45-0;2-羟甲基-4-溴吡啶 , 97%;

Two‐Step, One‐Pot Synthesis of Inosine, Guanosine, and 2′‐Deoxyguanosine O6‐Ethers via Intermediate O6‐(Benzotriazol‐1‐yl) Derivatives

  Figure 1.26.3 Two possible modes by which the C‐6 amide could react with BOP leading to O 6 ‐(benzotriazol‐1‐yl)inosine derivatives. View Image

Synthesis of Triazole‐Nucleoside Phosphoramidites and Their Use in Solid‐Phase Oligonucleotide Synthesis

Uracil (1 ), ≥99% pure Bromoacetic acid, 97% pure Methanol (MeOH), ACS grade

RPHPLC法测定熟地黄中五羟甲基糠醛(5HMF)含量的方法

method was used. The analytical column was a ZODBAXC18（4.6 mm×150 mm, 5 μm） and the mobile phase consisted of methanol 0.01 mol/L phosphoric acid aqueous solution (70∶30). The wavelength was set at 284 nm with the Detector and the flowrate  0.8 mL/min