Oxazole, 2,2′-[(phenylphosphinidene)di-2,1-phenylene]bis[4-(1,1-dimethylethyl)-4,5-dihydro-, (4S,4′S)- CAS 642491-11-0
| CAS No. | 642491-11-0 |
| Molecular Formula | C32H37N2O2P |
| Molecular Weight | 512.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Oxazole, 2,2′-[(phenylphosphinidene)di-2,1-phenylene]bis[4-(1,1-dimethylethyl)-4,5-dihydro-, (4S,4′S)- is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Oxazole, 2,2′-[(phenylphosphinidene)di-2,1-phenylene]bis[4-(1,1-dimethylethyl)-4,5-dihydro-, (4S,4′S)- (CAS 642491-11-0), molecular formula C32H37N2O2P and molecular weight 512.62 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C32H37N2O2P, Oxazole, 2,2′-[(phenylphosphinidene)di-2,1-phenylene]bis[4-(1,1-dimethylethyl)-4,5-dihydro-, (4S,4′S)- contains a nitrogen-containing heterocyclic scaffold, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 512.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C32H37N2O2P |
| Molecular Weight | 512.62 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) | 15.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related Oxazole Standards
- Oxazole, 2,2′-(diselenodi-2,1-phenylene)bis[4-ethyl-4,5-dihydro- (CAS 870639-90-0)
- Oxazole, 2,2′-[(1R)-6,6′-dimethyl[1,1′-biphenyl]-2,2′-diyl]bis[4,5-dihydro-4-(phenylmethyl)-, (4S,4′S)- (CAS 302342-93-4)
- Oxazole, 2,2′-[(1S)-6,6′-dimethyl[1,1′-biphenyl]-2,2′-diyl]bis[4,5-dihydro-4-(phenylmethyl)-, (4S,4′S)- (CAS 302342-92-3)
- Oxazole, 2,2′-(methylenedi-2,1-phenylene)bis[4,5-dihydro-4-(phenylmethyl)-, (4S,4′S)- (CAS 852043-76-6)
- Oxazole, 2,2′-(tellurodi-2,1-phenylene)bis[4,5-dihydro-4,4-dimethyl- (CAS 287111-52-8)
- Oxazole, 2,2′-[[5-[[(4S)-4,5-dihydro-4-phenyl-2-oxazolyl]methyl]-2,4,6-trimethyl-1,3-phenylene]bis(methylene)]bis[4,5-dihydro-4-methyl-, (4R,4′R)- (CAS 774577-28-5)
- Oxazole, 2,2′-[1,1′-biphenyl]-2,2′-diylbis[4,5-dihydro-4-(phenylmethyl)-, (4S,4′S)- (CAS 282732-58-5)
- Oxazole, 2,2′-(1-methylethylidene)bis[4,5-dihydro-4-tricyclo[3.3.1.13,7]dec-1-yl-, (4R,4′R)- (CAS 497108-05-1)
Recommended Standards
- (4S,4′S)-2,2′-[(Phenylphosphinidene)di-2,1-phenylene]bis[4,5-dihydro-4-[(1S)-1-methylpropyl]oxazole] (CAS 2757083-13-7)
- rel-(2R,4S,5R)-2-((1H-Pyrazol-1-yl)methyl)-1-(4-(tert-butyl)-3-methoxybenzoyl)-4-(methoxymethyl)-5-(thiazol-2-yl)pyrrolidine-2-carboxylic acid (CAS 885264-71-1)
- 2,4,5,6,7-Pentabromo-1H-benzo[d]imidazole (CAS 16865-25-1)
- Selexipag Impurity 19 (CAS CATO-C4X-196119)
- 5-(3-Oxocyclohexyl)pentanenitrile (CAS 898784-95-7)
- Azobenzene-d10 (CAS 30504-49-5)
- 2-Bromo-5-chloro-4-nitropyridine (CAS 1805185-41-4)
- 2-(2,4-Dichlorophenyl)-4-oxo-1,4-dihydroquinoline-6-carboxylic acid (CAS 90034-18-7)
- 3,7,11,15-Tetramethylhexadecan-1-ol (CAS 645-72-7)
- 2-(Difluoromethyl)-5-nitro-3-(trifluoromethoxy)pyridine-4-acetic acid (CAS 1805086-43-4)
- (S)-1-(3-bromo-5-methylphenyl)-2-methoxyethan-1-amine (CAS 1269939-47-0)
- Dicyanoketeneethyleneacetal (CAS 5694-65-5)
- 4-(4-(2,4-Dimethylphenyl)oxazol-2-yl)aniline (CAS 951623-01-1)
- Myelin Basic Protein (85-99) Peptide Antagonist (CAS 444305-16-2)
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