5-(5-(Naphthalen-1-yl)oxazol-2-yl)isobenzofuran-1,3-dione CAS 66788-89-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 66788-89-4 |
| Molecular Formula | C21H11NO4 |
| Molecular Weight | 341.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(5-(Naphthalen-1-yl)oxazol-2-yl)isobenzofuran-1,3-dione (CAS 66788-89-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H11NO4. Molecular weight: 341.32 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H11NO4 |
| Molecular Weight | 341.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 1 |
Related Naphthalen Standards
- 5-(5-(Naphthalen-2-yl)oxazol-2-yl)isobenzofuran-1,3-dione (CAS 66788-90-7)
- N-(Naphthalen-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide (CAS 315693-33-5)
- 5-((Naphthalen-1-yloxy)methyl)-4-((tetrahydrofuran-2-yl)methyl)-4H-1,2,4-triazole-3-thiol (CAS 917746-44-2)
- N-(Naphthalen-1-ylmethyl)-1,9-dioxa-4-azaspiro[5.5]undecane-4-carboxamide (CAS 1421474-44-3)
- 3-Methyl-7-((naphthalen-1-ylmethyl)thio)-4H-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-4-one (CAS 869074-79-3)
- 2-Methyl-4-(naphthalen-2-yl)-4-oxobutanoic acid (CAS 16206-42-1)
- 4-(Naphthalen-1-yl)-2-sulfanylidene-1H,2H,3H,4H,5H-indeno[1,2-d]pyrimidin-5-one (CAS 865659-28-5)
- 2-((4-Methyl-5-((naphthalen-1-ylamino)methyl)-4H-1,2,4-triazol-3-yl)thio)acetohydrazide (CAS 1071351-43-3)
Recommended Standards
- 4-Bromo-5-methyl-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-indazole (CAS 2158298-26-9)
- 4-(Bromomethyl)-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-indazole (CAS 2173991-89-2)
- 5-(5-Fluoro-2-hydroxybenzoyl)-2-oxo-1-(1,3-thiazol-2-yl)-1,2-dihydropyridine-3-carbonitrile (CAS 743444-72-6)
- Bis(2-butoxyethyl) 2-(3-Hydroxybutoxy)ethyl Phosphate Triester (CAS 1477494-87-3)
- 3-((4-(4-Chlorophenyl)piperazin-1-yl)sulfonyl)-N-cyclohexylthiophene-2-carboxamide (CAS 1040677-26-6)
- 8-(CHloromethyl)-3-(tetrahydrofuran-2-yl)-[1,2,4]triazolo[4,3-a]pyridine (CAS 1206969-57-4)
- N-(6-Iodopyridazin-3-yl)-2-(3-(trifluoromethoxy)phenyl)acetamide (CAS 1853165-17-9)
- N-Nitroso Cinacalcet Impurity 8 (CAS CATO-C4X-105979)
- 5-(4-Chloro-3-fluorophenyl)indoline (CAS 893736-50-0)
- Galanin-Like Peptide (human) trifluoroacetate salt (CAS 245114-99-2)
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