4-pyridoxic acid


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4-pyr·i·dox·ic ac·id

(pir'i-dok'sik as'id),
The principal product of the metabolism of pyridoxal (-COOH replaces -CHO at position 4), appearing in the urine.
Farlex Partner Medical Dictionary © Farlex 2012

4-pyr·i·dox·ic ac·id

(pir-i-dok'sik as'id)
The principal product of the metabolism of pyridoxal, appearing in urine.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

4-pyridoxic acid

C8H9NO4, a crystalline acid that is the principal end product of pyridoxine metabolism, excreted in human urine.
See also: acid
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
(b) PL, pyridoxal; PM, pyridoxamine; PN, pyridoxine; 4-PA, 4-pyridoxic acid. Table 3.
Plasma B-6 vitamer and plasma and urinary 4-pyridoxic acid concentrations in young women as determined using high performance liquid chromatography.