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单词 para-aminobenzoic acid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
par′a-a•mi•no•ben•zo′ic ac′id  (par′ə ə mē′nō ben zō′ik, -am′ə nō-),USA pronunciation [Chem., Biochem.]
  1. Biochemistry, Chemistrypart of the folic acid molecule, a white or yellowish, crystalline, slightly water-soluble solid, C7H7NO2, the para isomer of aminobenzoic acid: used chiefly in the manufacture of dyes and pharmaceuticals and in sunscreens to protect against ultraviolet light. Abbr.: PABA
  • para-1 + amino- + benzoic acid 1905–10

Collins Concise English Dictionary © HarperCollins Publishers::
para-aminobenzoic acid n
  1. an acid present in yeast and liver: used in the manufacture of dyes and pharmaceuticals. Formula: C6H4(NH2)COOH
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更新时间：2025/7/23 19:10:23