5-Methoxy-2-(pyridin-2-yl)pyrimidin-4-ol CAS 321432-75-1
| CAS No. | 321432-75-1 |
| Molecular Formula | C10H9N3O2 |
| Molecular Weight | 203.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 203.20 g/mol gives 5-Methoxy-2-(pyridin-2-yl)pyrimidin-4-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Methoxy-2-(pyridin-2-yl)pyrimidin-4-ol (CAS 321432-75-1), molecular formula C10H9N3O2 and molecular weight 203.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H9N3O2, 5-Methoxy-2-(pyridin-2-yl)pyrimidin-4-ol contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 203.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-Methoxy-2-(pyridin-2-yl)pyrimidin-4-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H9N3O2 |
| Molecular Weight | 203.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
- 5-Methoxy-2-(4-pyridinyl)-4(3H)-pyrimidinone (CAS 133661-37-7)
- 3-Methoxy-6-phenyl-1,2,4-triazin-5(4H)-one (CAS 37526-36-6)
- 4-(4-Methoxy-2H-1,2,3-triazol-2-yl)benzaldehyde (CAS 65145-91-7)
- 4-Methoxy-1-phenyl-1,3,5-triazin-2(1H)-one (CAS 84612-98-6)
- 4-Methoxy-[1,3]dioxolo[4,5-h]isoquinoline (CAS 110103-20-3)
- 8-Methoxy-2-methylquinoline-5,6-dione (CAS 120051-18-5)
- 4-(2-Methoxy-acetyl)-morpholine-3-carboxylic acid (CAS 1316219-80-3)
- 1-Methoxy-3-nitronaphthalene (CAS 13802-40-9)
Recommended Standards
- 5-Anilinopyrimidine-2,4(1H,3H)-dione (CAS 4870-31-9)
- 5-Methyl-1-(4-pyridyl)-1H-pyrazole-4-carboxylic Acid (CAS 241798-62-9)
- 5-Amino-6-hydroxy-2-phenylpyrimidin-4(1H)-one (CAS 34906-08-6)
- 5-Methyl-1-(pyridin-2-yl)-1H-pyrazole-3-carboxylic acid (CAS 340720-08-3)
- 3-(2,4-Dimethylphenyl)-1H-pyrazole (CAS 154258-67-0)
- Methyl (S)-3-hydroxyhexadecanoate (CAS 76898-45-8)
- N-Ethyl-2-(4-formylphenoxy)-N-methylacetamide (CAS 1095646-72-2)
- Okadaic Acid Sodium Salt (CAS 209266-80-8)
- N-(N-hydroxycarbamimidoyl)benzamide (CAS 92660-51-0)
- 5-(2-Methoxy-3-methylphenyl)-1,3,4-thiadiazol-2-amine (CAS 383130-74-3)
- 8-(Tert-butyl)-[1,2,4]triazolo[4,3-b]pyridazine-6-carboxylic acid (CAS 1010894-66-2)
- (Z)-1,5-dibromo-3-methylpent-2-ene (CAS 133545-67-2)
- 4,6-Dimethyl-N-((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)picolinamide (CAS 2246703-15-9)
- C-telopeptide (CAS 162929-64-8)
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