specialized in the manufacturing of the acetoacet anilide derivatives,pyrazolone derivatives,benzimidazole de-rivatives and other fine chemical products.
生产芳胺、吡酮和苯骈酮类颜料及中间体。
specialized in the manufacturing of the acetoacet anilide derivatives,pyrazolone derivatives,benzimidazole de-rivatives and other fine chemical products.
生产芳胺、吡酮和苯骈酮类颜料及中间体。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰基苯和为原料,在光条件下用氯气置换出中的素,合成兽药噻苯中间体-2-(二乙酰基)-苯氢酸盐。
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