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P9630

Sigma-Aldrich

4-Pyridoxic acid

≥98%

Synonym(s):

2-Methyl-3-hydroxy-4-carboxy-5-hydroxymethylpyridine, 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarboxylic acid

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About This Item

Empirical Formula (Hill Notation):
C8H9NO4
CAS Number:
82-82-6
Molecular Weight:
183.16
EC Number:
201-440-8
MDL number:
MFCD00006334
UNSPSC Code:
12352100
PubChem Substance ID:
57654574
NACRES:
NA.22

Assay

≥98%

form

powder

mp

258-261 °C (dec.) (lit.)

storage temp.

−20°C

SMILES string

Cc1ncc(CO)c(C(O)=O)c1O

InChI

1S/C8H9NO4/c1-4-7(11)6(8(12)13)5(3-10)2-9-4/h2,10-11H,3H2,1H3,(H,12,13)

InChI key

HXACOUQIXZGNBF-UHFFFAOYSA-N

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Application

4-Pyridoxic acid is a catabolite of vitamin B6. It has been used as a standard in the clinical spectrometric analysis of metabolites.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Elisabeth Fabian et al.
Annals of nutrition & metabolism, 52(1), 29-36 (2008-01-31)
In vitro studies indicate that yoghurt bacteria are able to generate several water-soluble vitamins and therefore yoghurt could be a good source of these micronutrients. However, whether lactobacilli or other viable bacteria release the synthesized vitamins or utilize vitamins from
Magdalena Jankowska et al.
Journal of renal nutrition : the official journal of the Council on Renal Nutrition of the National Kidney Foundation, 23(1), 57-64 (2012-03-27)
The study aimed to determine vitamin B6 status in elderly (age ≥ 60 years) and younger (age <60 years) recipients of allogeneic kidney graft and to investigate associations between vitamin B6 status and immunity markers. A retrospective observational study. The
Ronita L Cromwell et al.
Medicine and science in sports and exercise, 50(9), 1909-1919 (2018-03-24)
The purpose of this article was to provide an overview of the National Aeronautics and Space Administration (NASA) 70-day Bed Rest Study. The integrated complement of investigations and the standardized bed rest environment that served as the platform for this
Chelation of by vitamin B 6 complex derivatives: Synthesis and characterization of [UO 2 (β-pyracinide) 2 (H2O)] and [UO2 (Pyr 2 en) DMSO] Cl2 {Pyr 2 en= N, N′-ethylenebis (pyridoxylideneiminato)}. A useful modeling of assimilation of uranium by living beings.
Back D F, et al.
Journal of Inorganic Biochemistry, 100(10), 1698-1704 (2006)
Oivind Midttun et al.
Clinical chemistry, 51(7), 1206-1216 (2005-06-25)
Homocysteine, a risk factor of cardiovascular disease, cognitive disorders, and pregnancy complications, exists at a point of metabolic convergence of several B vitamins, including vitamins B(6) and B(2) (riboflavin). Measurement of the various forms of these vitamins may be useful
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