para-aminobenzoic acid

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para-aminobenzoic acid

[¦par·ə ə¦mē·nō‚ben¦zō·ik ′as·əd]
(biochemistry)
C7H7O2N A yellow-red, crystalline compound that is part of the folic acid molecule; essential in metabolism of certain bacteria. Abbreviated PABA.
References in periodicals archive ?
To achieve homogeneous dispersion of graphenes and strong interfacial bonding simple one step amine-functionalization of the pristine graphenes was performed via treating them in a solution of 4-aminobenzoic acid and polyphosphoric acid.
We purchased BT, HQ, and CT from Wako Pure Chemical Industries (Osaka, Japan); catalase from Boehringer-Mannheim (Mannheim, Germany); 4-aminobenzoic acid hydrazide (ABAH) from Tokyo Chemical Industry (Tokyo, Japan); and methionine and sodium hypochlorite (NaOCl) from Nacalai Tesque (Kyoto, Japan).
It has also concluded that existing data on the approved use of 4-aminobenzoic acid as a sunscreen needs reviewing, because much existing dossier information does "not confirm to current standards and guidelines".