4-(4-tert-Butylphenoxy)-5-methoxy-2-phenylpyrimidine CAS 861209-06-5
| CAS No. | 861209-06-5 |
| Molecular Formula | C21H22N2O2 |
| Molecular Weight | 334.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-(4-tert-Butylphenoxy)-5-methoxy-2-phenylpyrimidine (CAS 861209-06-5) is a high-purity analytical reference standard with the molecular formula C21H22N2O2 and a molecular weight of 334.41 g/mol.
4-(4-tert-Butylphenoxy)-5-methoxy-2-phenylpyrimidine (C21H22N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 4-(4-tert-Butylphenoxy)-5-methoxy-2-phenylpyrimidine 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 | C21H22N2O2 |
| Molecular Weight | 334.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related tert Standards
- 2-(4-tert-Butylphenoxy)-3-methanesulfonyl-4,6-dimethylpyridine (CAS 341967-34-8)
- 4-(4-tert-Butylphenoxy)-5-methoxy-2-(pyridin-2-yl)pyrimidine (CAS 338771-23-6)
- 3-[[2-(4-tert-Butylphenoxy)acetyl]amino]benzoic Acid (CAS 405921-06-4)
- 2-(2-butylphenoxy)-N-isopropyl-N-phenylacetamide (CAS 866153-33-5)
- 4-(4-tert-Butylphenoxy)-2-(methylsulfanyl)quinazoline (CAS 477845-95-7)
- 2-(4-tert-Butylphenoxy)-3-(trifluoromethyl)quinoxaline (CAS 338773-60-7)
- 4-(4-tert-Butylphenoxy)-2-(trifluoromethyl)quinazoline (CAS 337924-81-9)
- 2-[4-(4-tert-Butylphenoxy)phenyl]-6-oxo-1,4,5,6-tetrahydropyridine-3-carbonitrile (CAS 478248-05-4)
Recommended Standards
- 4-(3-Amino-4-(azepan-1-yl)phenyl)phthalazin-1(2H)-one (CAS 882000-15-9)
- 4-(9H-Carbazol-9-yl)-N-phenylaniline (CAS 858641-06-2)
- 4-(2-(5,8-Dimethoxyquinolin-4-yl)vinyl)-N,N-dimethylaniline (CAS 801-98-9)
- 4,4'-Dithiobisphenylacetic Acid (CAS 5325-76-8)
- Ethyl 5-amino-1-(4-ethylphenyl)-1H-pyrazole-4-carboxylate (CAS 1268052-53-4)
- Thieno[3,2-c]pyridine-6-carbohydrazide (CAS 1239735-00-2)
- N-(3-Amino-4-methylphenyl)-3-(trifluoromethyl)benzamide, 97% (CAS 30069-31-9)
- 5,5-Diethyl-2-phenylmorpholine (CAS 1248813-38-8)
- 2-(Methylthio)-5-nitrothiazol-4-amine (CAS 127346-42-3)
- (5-(3-(Trifluoromethyl)phenyl)pyridin-3-yl)methanamine (CAS 1356111-01-7)
- 4-Fluoro-3-isobutyl-1h-indole (CAS 1774898-85-9)
- 1-Boc-indole-3-boronic Acid (CAS 181365-26-4)
- (5-(Trifluoromethyl)oxazol-4-yl)methanol (CAS 1823360-08-2)
- Semaglutide impurity 48 (CAS CATO-C4X-222648)
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