2,2'-(1,4-Phenylene)bis(4H-3,1-benzoxazin-4-one) CAS 18600-59-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 18600-59-4 |
| Molecular Formula | C22H12N2O4 |
| Molecular Weight | 368.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2'-(1,4-Phenylene)bis(4H-3,1-benzoxazin-4-one) (CAS 18600-59-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H12N2O4. Molecular weight: 368.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H12N2O4 |
| Molecular Weight | 368.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
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- 1,1'-(4-Methyl-1,3-phenylene)bis(3-(furan-2-ylmethyl)urea) (CAS 61190-76-9)
- 2,2′-(1,4-Phenylene)bis[4,5-dihydro-5-phenyloxazole] (CAS 15502-52-0)
- 5,5'-(1,4-Phenylene)bis(isobenzofuran-1,3-dione) (CAS 106070-55-7)
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- 1,1'-(4-Methyl-1,3-phenylene)bis(3-cyclohexylurea) (CAS 100576-78-1)
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Recommended Standards
- Z-3-Abz-OSu (CAS 129666-48-4)
- 1,4-Phenylenebis((1H-benzo[d][1,2,3]triazol-1-yl)methanone) (CAS 101008-15-5)
- 3-O-Feruloylquinic acid (CAS 1899-29-2)
- [Ethynyl(phenylmethoxy)phosphoryl]oxymethylbenzene (CAS 1374244-00-4)
- 4-(Difluoromethyl)-2-methyl-5-nitronicotinoyl chloride (CAS 1805435-55-5)
- 4-Methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol (CAS 1196985-65-5)
- 5-Bromo-2-(2-bromoethoxy)aniline (CAS 1235451-65-6)
- Methyl 2-[(5-chloro-1-methyl-3-phenyl-1H-pyrazol-4-yl)formamido]-2-phenylacetate (CAS 1008999-57-2)
- 3-Methoxy-4-(2-oxo-2-phenylethoxy)benzaldehyde (CAS 723332-14-7)
- Neuropeptide Y, human (CAS 98264-90-5)
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