2-METHYL-3-HYDROXY-4-HYDROXYMETHYL-5-CARBOXYPYRIDINE LACTONE
Synonym(s):3-Carboxy-4-(hydroxymethyl)-5-hydroxy-6-methylpyridine lactone;5-Pyridoxic acid γ-lactone;7-Hydroxy-6-methylfuro[3,4-c]pyridin-3(1H)-one;NSC 15983;NSC 41813
- CAS NO.：4543-56-0
- Empirical Formula: C8H7NO3
- Molecular Weight: 165.15
- MDL number: MFCD00083012
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:12:55
What is 2-METHYL-3-HYDROXY-4-HYDROXYMETHYL-5-CARBOXYPYRIDINE LACTONE?
The Uses of 2-METHYL-3-HYDROXY-4-HYDROXYMETHYL-5-CARBOXYPYRIDINE LACTONE
5-Pyridoxolactone is an intermediate in the synthesis of analogues of Pyridoxine (P991735), one of the vitamins of the B6 complex; present in many foodstuffs (yeast, liver and cereals). Pyridoxine has a role in transporting protein Bsu1, Pyridoxine contributes to thiamine uptake; characterization of thiamine (vitamin B1) transporter Thi9 from Schizosaccharomyces pombe.
Definition
ChEBI: A furopyridine that is furo[3,4-c]pyridin-3(1H)-one substituted by a hydroxy group at position 7 and a methoxy group at position 6. It is a metabolite of vitamin B6.
General Description
5-pyridoxolactone is a metabolite of vitamin B6.
Biochem/physiol Actions
5-Pyridoxolactone is a normal human metabolite of vitamin B6 metabolism.
Properties of 2-METHYL-3-HYDROXY-4-HYDROXYMETHYL-5-CARBOXYPYRIDINE LACTONE
| Boiling point: | 511.2±50.0 °C(Predicted) |
| Density | 1.448±0.06 g/cm3(Predicted) |
| storage temp. | -20°C |
| solubility | Methanol |
| pka | 8.87±0.20(Predicted) |
| form | Solid |
| color | White |
Safety information for 2-METHYL-3-HYDROXY-4-HYDROXYMETHYL-5-CARBOXYPYRIDINE LACTONE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-METHYL-3-HYDROXY-4-HYDROXYMETHYL-5-CARBOXYPYRIDINE LACTONE
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![FURO[3,4-C]PYRIDIN-3(1H)-ONE](https://img.chemicalbook.in/CAS/GIF/5657-52-3.gif)
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