2) using pyridine as raw material and pyridine N-oxide et al as medium products ;3) 4-pyridyl-pyridinium dichloride (dibromide) as medium products.
以吡啶为原料,经氧
、硝、
-
还原或催加氢合
4-氨基吡啶及其他合4-氨基吡啶的路线;
2) using pyridine as raw material and pyridine N-oxide et al as medium products ;3) 4-pyridyl-pyridinium dichloride (dibromide) as medium products.
以吡啶为原料,经氧、硝、-还原或催加氢合4-氨基吡啶及其他合4-氨基吡啶的路线;
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