北京快三走势图一定:BLO? gamma butyrolactone

Chemistry: Intermediates and Solvents

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北京快三开奖结果彩票控 www.8hib.cn BLO butyrolactone solvent, also known as gamma-Butyrolactone, is a polar solvent for ionic substrates and functions as an acid donor in aqueous media at elevated temperatures.

Although BLO solvent is stable under a wide range of conditions, at elevated temperatures and in the presence of appropriate reagents, it serves as an intermediate in a variety of useful syntheses such as:

  • Precursor to 2-pyrrolidone and the extensive family of alkyl pyrrolidones produced from ammonia and primary amines.
  • Reacting with phenols to yield phenoxybutyric acid derivatives with applications in pharmaceuticals and as photographic coupling agents.

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BLO is also used as a pesticide carrier solvent and stabilizes urea in agricultural applications. 

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