(Z)-2-methyl-4-(2-nitrobenzylidene)oxazol-5(4h)-one CAS 98293-46-0
| CAS No. | 98293-46-0 |
| Molecular Formula | C11H8N2O4 |
| Molecular Weight | 232.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(Z)-2-methyl-4-(2-nitrobenzylidene)oxazol-5(4h)-one (CAS 98293-46-0) is a high-purity analytical reference standard with the molecular formula C11H8N2O4 and a molecular weight of 232.19 g/mol.
Structurally, (Z)-2-methyl-4-(2-nitrobenzylidene)oxazol-5(4h)-one (C11H8N2O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 232.19 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures (Z)-2-methyl-4-(2-nitrobenzylidene)oxazol-5(4h)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H8N2O4 |
| Molecular Weight | 232.19 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, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (Z)-1-((2,4-dioxochroman-3-ylidene)methyl)urea (CAS 81153-74-4)
- (Z)-3-Methyl-4-(4-nitrobenzylidene)isoxazol-5(4H)-one (CAS 61588-02-1)
- (E)-4-(benzo[d]oxazol-6-ylamino)-4-oxobut-2-enoic acid (CAS 860785-22-4)
- 1-(2-Methyl-4-nitrophenyl)-1H-pyrrole-2,5-dione (CAS 330202-53-4)
- 5-(4-Benzylpiperazin-1-yl)-2-nitroaniline (CAS 23470-43-1)
- 3-Cyclopropoxy-N-methyl-5-nitroaniline (CAS 1243368-12-8)
- 1-Acetyl-N,N-dimethylpiperidine-4-carboxamide (CAS 909373-54-2)
- 4-Chloro-6-hydroxynicotinonitrile (CAS 1805587-12-5)
- Venlafaxine Impurity 15 (CAS 1021933-95-8)
- 1-(2-Thioxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)ethanone (CAS 21541-32-2)
- Methyl 2-3-4-tri-O-benzyl-β-L-fucopyranoside (CAS 74841-88-6)
- 3-Iodophenyl acetate (CAS 42861-71-2)
- N-Cyclopropylindoline-4-carboxamide (CAS 1706455-14-2)
- Neuropeptide S (human) (CAS 412938-67-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com