1,1'-(Oxybis(4,1-phenylene))bis(1H-pyrrole) CAS 258354-46-0
| CAS No. | 258354-46-0 |
| Molecular Formula | C20H16N2O |
| Molecular Weight | 300.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C20H16N2O, 1,1'-(Oxybis(4,1-phenylene))bis(1H-pyrrole) contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 300.35 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).
1,1'-(Oxybis(4,1-phenylene))bis(1H-pyrrole) (CAS 258354-46-0), molecular formula C20H16N2O and molecular weight 300.35 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1,1'-(Oxybis(4,1-phenylene))bis(1H-pyrrole) 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 | C20H16N2O |
| Molecular Weight | 300.35 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Oxybis Standards
- 1,1'-(Oxybis(4,1-phenylene))bis(1H-imidazole) (CAS 13120-43-9)
- Oxybis(ethane-2,1-diyl) dihexanoate (CAS 41710-01-4)
- 6,6′-Oxybis(2,4-dimethoxy-1,3,5-triazine) (CAS 63910-63-4)
- 4,4'-Oxybis(benzoyl Chloride) (CAS 7158-32-9)
- 4,4'-Oxybis(isobenzofuran-1,3-dione) (CAS 50662-96-9)
- Oxybis(propane-3,1-diyl) dimethanesulfonate (CAS 55333-96-5)
- 1,1’-(OXYBIS(4,1-PHENYLENE))BIS(2-METHYLPROPAN-1-ONE) (CAS 157891-84-4)
- 4,4'-Oxybis(2-nitroaniline) (CAS 3273-78-7)
Recommended Standards
- 1-(4-Fluoro-2-(methylsulfonyl)phenyl)piperidine-4-carboxamide (CAS 914637-65-3)
- 1-[(4-Methylphenyl)methyl]-2-oxo-4-phenyl-1,2-dihydropyridine-3-carbonitrile (CAS 478080-26-1)
- 1-(3,4-Dimethoxyphenethyl)-3-phenylurea (CAS 67616-08-4)
- 1-[(4-Methylphenyl)methyl]-2-oxo-6-phenyl-1,2-dihydropyridine-3-carbonitrile (CAS 339108-83-7)
- Tert-butyl 7-oxa-6-thia-5-azaspiro[3.4]Octane-5-carboxylate 6,6-dioxide (CAS 2227204-96-6)
- 4-(Ethylsulfonyl)-3-(p-tolyl)-1H-pyrazole (CAS 1707370-15-7)
- 6-(2-Fluorophenyl)pyrimidine-2,4-diamine (CAS 363-05-3)
- 8-Geranyl daidzein (CAS 1072940-16-9)
- 1-Bromo-3-propoxy-5-(trifluoromethyl)benzene (CAS 1880282-82-5)
- 2-((1-Cyclopropyl-1h-tetrazol-5-yl)thio)-N-isobutylacetamide (CAS 949422-02-0)
- CAS 2452301-13-0 (CAS 2452301-13-0)
- (Hexahydropyrrolo[3,4-c]pyrrol-2(1H)-yl)(pyridin-4-yl)methanone (CAS 1025007-31-1)
- Methyl 2-bromo-4-methoxybenzo[d]thiazole-6-carboxylate (CAS 2102664-68-4)
- Protein Kinase C? Peptide Substrate (CAS 120253-69-2)
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