para-aminobenzoic acid

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para-aminobenzoic acid

(pâr`ə-əmē`nōbĕnzōĭk): see vitaminvitamin,
group of organic substances that are required in the diet of humans and animals for normal growth, maintenance of life, and normal reproduction. Vitamins act as catalysts; very often either the vitamins themselves are coenzymes, or they form integral parts of coenzymes.
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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.

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References in periodicals archive ?

In this study, the derivatization was done using glucose, fructose, and sucrose with p-aminobenzoic acid ethyl ester (ABEE), acetic acid, and sodium borohydride.

Improvement in Analytical Methods for Determination of Sugars in Fermented Alcoholic Beverages

Also the effect of vitamins like, biotin, pyridoxin-HCl, riboflavin, p-aminobenzoic acid and nicotinic acid was determined on Ftase production.

Enhancement of extracellular fructosyltransferase production by Aspergillus stallus through batch fermentation

The organic products were subjected to spot tests and chromatographic analysis (TLC technique) which revealed the formation of p-aminobenzoic acid (Figure 1), dimethylamine, and glycolic acid.

Oxidation of tetracaine hydrochloride by chloramine-B in acid medium: kinetic modeling

A mixed solution containing 0.1 mol/L p-aminobenzoic acid, 0.15 mol/L [(N[H.sub.4]).sub.2][S.sub.2][O.sub.8], and 0.2mol/L HN[O.sub.3] was reacted at 40[degrees]C for 24h with stirring.

Synthesis and visible photocatalytic activities of poly(aminobenzoic acid)/Ti[O.sub.2] nanocomposites

Photo allergens After radiation Tetrachloro salicylanilide + Chlorhexidine + Triclosan + Methylcoumarin + Musk ambrette + Thiourea + Isoamyl p-methoxycinnamate + Ethylhexyl p-methoxycinnamate + Benzophenone 4 + Oxybenzone + 4-tert-butyl-4'-methoxy-dibenzoylmethane + Benzydamine + Sulfanilamide + Chlorpromazine + Promethazine + Hydrochlorothiazide + Carbamazepine + Piroxicam + Lichen acid mix + P-aminobenzoic acid + + = positive irradiated photo-epicutaneous test Discussion