4,4'-(2-Phenylpyrimidine-4,6-diyl)dianiline CAS 68820-65-5
| CAS No. | 68820-65-5 |
| Molecular Formula | C22H18N4 |
| Molecular Weight | 338.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4,4'-(2-Phenylpyrimidine-4,6-diyl)dianiline (C22H18N4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 338.41 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
4,4'-(2-Phenylpyrimidine-4,6-diyl)dianiline (CAS 68820-65-5) is a high-purity analytical reference standard with the molecular formula C22H18N4 and a molecular weight of 338.41 g/mol.
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), 4,4'-(2-Phenylpyrimidine-4,6-diyl)dianiline 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 | C22H18N4 |
| Molecular Weight | 338.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 4 |
Related Phenylpyrimidine Standards
- 5-Phenylpyrimidine (CAS 34771-45-4)
- 2-Phenylpyrimidine-4,6-dicarbonyl dichloride (CAS 675623-20-8)
- 6-Methyl-2-phenylpyrimidine-4,5-dicarboxylic acid (CAS 61416-98-6)
- 2-phenylpyrimidine-5-sulfonyl chloride (CAS 1803607-25-1)
- 2-Phenylpyrimidine-4,5-dicarboxylic acid (CAS 64074-26-6)
- 1,1'-(2-Phenylpyrimidine-4,6-diyl)bis(ethan-1-one) (CAS 325685-74-3)
- 2-phenylpyrimidine-5-sulfonamide (CAS 1803611-26-8)
- 4-Methyl-2-phenylpyrimidine-5-carbohydrazide (CAS 100517-70-2)
Recommended Standards
- 4,4'-([2,2'-Bipyridine]-5,5'-diyl)dianiline (CAS 2252493-08-4)
- 9,10-Bis((1H-imidazol-1-yl)methyl)anthracene (CAS 910482-91-6)
- 4-(3,4-Dihydroisoquinolin-2(1H)-yl)-2-(pyridin-3-yl)quinazoline (CAS 796079-91-9)
- Ethyl 2-({5-[(anilinocarbonyl)amino]-1,3,4-thiadiazol-2-yl}sulfanyl)acetate (CAS 866042-10-6)
- (6-Bromo-1,3-benzothiazol-2-yl)methanol (CAS 1188233-15-9)
- 2-[4-(2-oxidanidyl-2-oxidanylidene-ethyl)-2,5-bis(oxidanyl)phenyl]ethanoate 2-[4-(carboxylatomethyl)-2,5-dihydroxyphenyl]acetate 5488-16-4 A830392 (CAS 5488-16-4)
- N-({2-[3-Chloro-5-(trifluoromethyl)-2-pyridinyl]-2-methylhydrazino}carbothioyl)benzenecarboxamide (CAS 338794-95-9)
- 5-Methyl-1,2,3-thiadiazole (CAS 50406-54-7)
- 3-(Furan-3-yl)-N-(2-hydroxy-2-(thiophen-2-yl)ethyl)acrylamide (CAS 1798981-45-9)
- N-Benzyl-D-proline (CAS 56080-99-0)
- (2S,3R)-1-Benzyl 3-tert-butyl 2-methylpiperidine-1,3-dicarboxylate (CAS 1044563-67-8)
- 2-Amino-3-(4-chloro-3-methylphenyl)propanoic acid (CAS 1259997-14-2)
- 4-Ethylthiophenethyl alcohol (CAS 102293-54-9)
- (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt (CAS 179986-95-9)
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