当前,我国医药工业配套的化工原料和中间体紧缺,市场潜力很大。我国年产26万多t化学原料药,每年需配套的化工原料和中间体多达2000多种,约50万t。其中脂肪类化合物563种,芳香族化合物806种,三元环类11种,五元环类434种,杂环类105种,甾体激素111 At present, China’s pharmaceutical industry supporting the shortage of chemical raw materials and intermediates, the market has great potential. With an annual output of more than 260,000 tons of chemical raw materials, our country needs as many as 2,000 kinds of chemical raw materials and intermediates each year, about 500,000 tons. There are 563 types of fatty compounds, 806 types of aromatic compounds, 11 types of three-membered rings, 434 types of five-membered rings, 105 types of heterocyclic rings, and steroid hormones 111