5-(2-Fluoro-4-methoxyphenyl)pyrimidine-2,4-diol CAS 1261959-25-4
| CAS No. | 1261959-25-4 |
| Molecular Formula | C11H9FN2O3 |
| Molecular Weight | 236.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-(2-Fluoro-4-methoxyphenyl)pyrimidine-2,4-diol 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.
5-(2-Fluoro-4-methoxyphenyl)pyrimidine-2,4-diol (CAS 1261959-25-4) is a high-purity analytical reference standard with the molecular formula C11H9FN2O3 and a molecular weight of 236.20 g/mol.
Based on its molecular formula C11H9FN2O3, 5-(2-Fluoro-4-methoxyphenyl)pyrimidine-2,4-diol contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 236.20 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H9FN2O3 |
| Molecular Weight | 236.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
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- 1-(4-Fluoro-2-methylphenyl)-4-hydroxy-1h-pyrazole-3-carboxylic acid (CAS 1152602-54-4)
- 3-(5-Fluoro-2-nitrophenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1179718-08-1)
- 3-(2-Fluoro-4-nitrophenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1281656-68-5)
- 2-(6-Fluoro-2-methyl-4-oxoquinazolin-3(4H)-yl)acetic acid (CAS 1322605-08-2)
- 7'-Fluoro-2',4'-dihydro-1'H-spiro[piperidine-4,3'-quinoline]-2'-one hydrochloride (CAS 1402232-73-8)
Recommended Standards
- 1-(4-Fluorobenzyl)-5-oxo-4,5-dihydro-1H-pyrazole-4-carboxylic acid (CAS 1248907-29-0)
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- Ethyl 3-(3-fluorophenyl)-1,2,4-oxadiazole-5-carboxylate (CAS 1239736-58-3)
- Ethyl 5-(3-fluorophenyl)-1,2,4-oxadiazole-3-carboxylate (CAS 1274477-51-8)
- (3-((2-Ethoxy-2-oxoethyl)carbamoyl)phenyl)boronic acid (CAS 1072945-97-1)
- Ethyl 8-acetyl-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 132664-49-4)
- 4-Amino-5-(naphthalen-1-ylmethyl)-4H-1,2,4-triazole-3-thiol (CAS 151297-83-5)
- Palbociclib Impurity 181 (CAS 2601903-88-0)
- 2-Amino-5-bromo-3-methoxybenzonitrile (CAS 176718-54-0)
- 4-(Cyclobutyloxy)-benzaldehyde (CAS 164520-97-2)
- 2,4-Diphenyl-6-(3-(triphenylsilyl)phenyl)-1,3,5-triazine (CAS 2254737-32-9)
- 322647-25-6 Sodium (2R)-2,3-bis(decanoyloxy)propyl 2,3-dihydroxypropyl phosphate DTXSID00677099 (CAS 322647-25-6)
- 6,8-Dihydroxyquinoline-2-carboxylic acid (CAS 63713-29-1)
- Proinsulin C-Peptide (55-89) (human) (CAS 11097-48-6)
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