3-[(E)-2-[(2,4-Dimethylphenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one CAS 320420-47-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 320420-47-1 |
| Molecular Formula | C18H16N2O4 |
| Molecular Weight | 324.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-[(E)-2-[(2,4-Dimethylphenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one (CAS 320420-47-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H16N2O4. Molecular weight: 324.33 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H16N2O4 |
| Molecular Weight | 324.33 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 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related E Standards
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- N-(2,6-Dimethylphenyl)-N-(2-oxooxazolidin-3-yl)-2-phenylacetamide (CAS 78157-36-5)
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Recommended Standards
- 3,6,9,12,15-Pentaoxabicyclo[15.3.1]heneicosa-1(21),17,19-triene-2,16-dione (CAS 65745-83-7)
- 3-[4-(4-methoxyphenyl)-3-oxo-3,4-dihydroquinoxalin-2-yl]propanoic acid (CAS 721426-17-1)
- 3,5-Diethyl 6-{[(E)-[(dimethylamino)methylidene]amino]amino}-2-oxo-1,2-dihydropyridine-3,5-dicarboxylate (CAS 321432-01-3)
- Thiophen-3-yl(3,4,5-trifluorophenyl)methanol (CAS 1443312-40-0)
- 2-Cyano-N-(1,1-dioxidotetrahydrothiophen-3-yl)-3-(5-(4-fluorophenyl)furan-2-yl)acrylamide (CAS 518350-16-8)
- Used Auto Catalyst (CAS CATO-CQCM102222)
- 3-Cyclopropoxy-2-(trifluoromethyl)pyridine (CAS 1243368-61-7)
- 4-(Benzo[b]thiophene-3-sulfonyl)-piperazine hydrochloride (CAS 864759-61-5)
- 2,3,4,6-Tetra-O-acetyl-beta-D-glucose (CAS 35450-28-3)
- Insulin aspart (CAS 116094-23-6)
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