Synonyms: VITAMIN H1;VITAMIN BX;RARECHEM AL BO 0238;PABA;P-AMINOBENZOIC ACID;P-ANIMOBENZOIC ACID;PARA AMINO BENZOIC ACID;PARAMINOL CAS: 150-13-0 MF: C7H7NO2 MW: 137.14 EINECS: 205-753-0 Chemical Properties: White to off white crystalline powder Usage :Widely distributed in nature as a B complex factor. Baker’s yeast contains 5 to 6 ppm, brewer’s yeast from 10 to 100 ppm. Occurs free and in ester form. General Description :Colorless crystals that discolor on exposure to light and air. Reactivity Profile: 4-Aminobenzoic acid is incompatible with ferric salts and oxidizing agents.
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