pyrocatechol


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Related to pyrocatechol: resorcinol

py·ro·cat·e·chol

(pī'rō-kat'ĕ-kol),
A constituent of the catecholamines, epinephrine and norepinephrine, and dopa; used externally as an antiseptic.
Synonym(s): catechol (1) , pyrocatechin

pyrocatechol

/py·ro·cat·e·chol/ (pi″ro-kat´ĕ-kol) a compound comprising the aromatic portion in the synthesis of endogenous catecholamines; it has been used as a topical antiseptic and as a reagent.

pyrocatechol

a metabolite of tannic acid used as a topical antiseptic. Prepared synthetically or extracted from powdered catechu. Called also catechol.
References in periodicals archive ?
graecum were expressed as microgram of pyrocatechol equivalents (PEs), were determined with Folin-Ciocalteu reagent (FCR) according to the method of Slinkard and Singleton [34].
It may also act as a mild reducing agent due to its pyrocatechol chemical backbone.
Content of phenols and flavonoids in extracts was estimated as pyrocatechol equivalent, and as rutin equivalent, respectively.
22 [micro]m millipore filter extract) by the pyrocatechol violet (PCV) method (Kerven et al.
Phytochemical studies of the plant reveals that it contains the constituents lilke arjunic acid, terminic acid, glycosides, plant flavones, tannins, oligomeric proanthocyanidins, pyrocatechol tannins and glucotannic acid, together with sodium, calcium salts, magnesium salts, and phytosterols (Kandil and Nassar, 1998; Bharani et al.
The discrepancy could be due to the difference in Al analysis methods, ICP-AES in this work, pyrocatechol violet in that of Noble et al.
Wilson AD, Sergeant GA (1963) The colorimetric determination of aluminium in minerals by pyrocatechol violet.
30% of that measured by the more aggressive reagent pyrocatechol violet (Powell 1998).
2] shaken end-over-end for 2 h were analysed for Al using pyrocatechol violet based on the method of Dougan and Wilson (1974) and for Ca, Mg, K, and Na by flame atomic absorption spectrometry after dilution with 1000 ppm Cs as CsCl in 0.
Royset O (1986) Flow-injection spectrophotometric determination of aluminium in water with pyrocatechol violet.
0, 24 h) by a 30-s reaction with the colorimetric reagent pyrocatechol violet, PCV, in a flow injection analysis (FIA) manifold (Royset 1986).