2-(2-Hydroxyethyl)pyridin-4(1H)-one CAS 98547-36-5
| CAS No. | 98547-36-5 |
| Molecular Formula | C7H9NO2 |
| Molecular Weight | 139.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 139.15 g/mol gives 2-(2-Hydroxyethyl)pyridin-4(1H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(2-Hydroxyethyl)pyridin-4(1H)-one (CAS 98547-36-5), molecular formula C7H9NO2 and molecular weight 139.15 g/mol, is a CATO reference standard with documented purity and traceability.
2-(2-Hydroxyethyl)pyridin-4(1H)-one (C7H9NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-(2-Hydroxyethyl)pyridin-4(1H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H9NO2 |
| Molecular Weight | 139.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
Related Hydroxyethyl Standards
- 1-(2-Hydroxyethyl)pyridin-2(1H)-one (CAS 64330-83-2)
- 2-(2-Hydroxyethyl)pyridine 1-oxide (CAS 64364-85-8)
- 3-(1-Hydroxyethyl)pyridin-2(1H)-one (CAS 27038-52-4)
- 3-(1-Hydroxyethyl)pyridine 1-oxide (CAS 4319-52-2)
- 4-(1-Hydroxyethyl)pyridin-3-ol (CAS 30152-04-6)
- 5-(1-Hydroxyethyl)pyridin-2(1H)-one (CAS 4319-53-3)
- n-(2-Hydroxyethyl)methanesulfonamide (CAS 6601-38-3)
- 2-Hydroxyethyl 2-chloroacetate (CAS 35280-53-6)
Recommended Standards
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- 1-ethyl-3-methyl-2,5-dihydro-1H-pyrrole-2,5-dione (CAS 31217-72-8)
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