4,6-Bis(4-tert-butylphenoxy)-5-nitropyrimidine CAS 329704-93-0
| CAS No. | 329704-93-0 |
| Molecular Formula | C24H27N3O4 |
| Molecular Weight | 421.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,6-Bis(4-tert-butylphenoxy)-5-nitropyrimidine (CAS 329704-93-0), molecular formula C24H27N3O4 and molecular weight 421.49 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 4,6-Bis(4-tert-butylphenoxy)-5-nitropyrimidine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 421.49 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 4,6-Bis(4-tert-butylphenoxy)-5-nitropyrimidine 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 | C24H27N3O4 |
| Molecular Weight | 421.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 4-(4-(Allyloxy)benzoyl)-5-(4-ethylphenyl)-3-hydroxy-1-(2-methoxyethyl)-1H-pyrrol-2(5H)-one (CAS 618074-19-4)
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- 3-Hydroxy-4-(4-methylbenzoyl)-1-(3-morpholinopropyl)-5-(pyridin-4-yl)-1H-pyrrol-2(5H)-one (CAS 381199-47-9)
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- 5-((2-Fluorophenoxy)methyl)furan-2-carbaldehyde (CAS 1399662-05-5)
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- (Butylamine)[2,2'-thiobis(4-tert-octylphenolato)]nickel(II) (CAS 14516-71-3)
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- Phenyl (4-(2-(triethoxysilyl)ethyl)phenyl)carbamate (CAS 64185-93-9)
- 2-(5-amino-3-methyl-4-nitro-1H-pyrazol-1-yl)ethan-1-ol (CAS 42098-29-3)
- 4-Aminotetrahydropyran-4-carboxylic acid methyl ester hydrochloride, 97% (CAS 184698-41-7)
- 4,5-Dibromo-1-(methoxymethyl)-2-phenyl-1H-imidazole (CAS 159589-94-3)
- Ethyl 3-bromo-4-cyano-5-(difluoromethyl)benzoate (CAS 1805481-14-4)
- Acetyl-Exenatide trifluoroacetate salt (CAS 305815-28-5)
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