偏磷酸是磷酸的聚合物形式。它被用作化学合成中用作催化剂和反应物。 应用 偏磷酸可以用作: 一种与InCl3 结合的催化剂，通过环 β-二酮和醛的反应合成 1,8-二氧代八氢氧杂蒽衍生物。 一种磷酸盐前体，用于通过与金属锑在高温下反应合成磷酸锑（SbPO4）。 Metaphosphate is a polymer form of phosphoric acid. It is used as a catalyst and reactant in chemical synthesis. application Metaphosphate can be used as: A catalyst that combines with InCl3 through a ring β- The reaction of diketones and aldehydes to synthesize 1,8-dioxoalkoxyanthracene derivatives. A phosphate precursor used for synthesizing antimony phosphate (SbPO4) by reacting with metallic antimony at high temperatures.