Adding a certain compound to certain chemical reactions, such as: 81945-73-5, name is 1H-Pyrazol-1-ol, belongs to pyrazoles-derivatives compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 81945-73-5, Quality Control of 1H-Pyrazol-1-ol
Methyl-phenyl-carbamic Acid pyrazol-1-yl Ester The title compound was prepared from 1-hydroxypyrazole and N-methyl-N-phenylcarbamoyl chloride. The crude product was subjected to flash chromatography (Quad flash 25, EtOAc-heptane) (79%, oil which slowly crystallizes). HPLC-MS m/z=218.1 (M+1), Rt: 2.82 min. Mp 63-67 C. deltaH(300 MHz; CDCl3): 3.45 (bs, 3H), 6.28 (s, 3H), 7.30-7.47 (m, 7H).
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