alcapton


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Related to alcapton: chronotropism, hemianalgesia

ho·mo·gen·tis·ic ac·id

(hō'mō-jen-tis'ik as'id),
Glycosuric acid; (2,5-dihydroxyphenyl)acetic acid; an intermediate in l-phenylalanine and l-tyrosine catabolism; if made alkaline, it oxidizes rapidly in air to a quinone that polymerizes to a melaninlike material; elevated levels are observed in patients with alcaptonuria.
Synonym(s): alcapton, alkapton

ho·mo·gen·tis·ic ac·id

(hō'mō-jen-tis'ik as'id)
An intermediate in l-phenylalanine and l-tyrosine catabolism; if made alkaline, it oxidizes rapidly in air to a quinone that polymerizes to a melaninlike material; elevated levels are observed in individuals having alcaptonuria.
Synonym(s): alcapton, alkapton.

alkapton

, alcapton (al-kap′ton) [ al(kali) + Gr. kaptein, to gulp]
C8H8O4; homogentisic acid; a yellowish-red substance sometimes occurring in urine as the result of the incomplete oxidation of tyrosine and phenylalanine.

alcapton, alkapton

a class of substances with an affinity for alkali, found in the urine and causing the condition known as alkaptonuria. The compound commonly found, and most commonly referred to by the term, is homogentisic acid.