2-(4-Methylstyryl)-5-nitrooxazole CAS 791852-93-2
| CAS No. | 791852-93-2 |
| Molecular Formula | C12H10N2O3 |
| Molecular Weight | 230.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(4-Methylstyryl)-5-nitrooxazole (C12H10N2O3) 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 230.22 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).
2-(4-Methylstyryl)-5-nitrooxazole (CAS 791852-93-2) is a high-purity analytical reference standard with the molecular formula C12H10N2O3 and a molecular weight of 230.22 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-(4-Methylstyryl)-5-nitrooxazole 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 | C12H10N2O3 |
| Molecular Weight | 230.22 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
Related Methylstyryl Standards
- 5-(4-Methylstyryl)-2-nitrooxazole (CAS 791852-87-4)
- 2-(4-Methylstyryl)-1,3,6,2-dioxazaborocane (CAS 608534-31-2)
- 2-Methyl-6-(4-methylstyryl)-4,5-dihydropyridazin-3(2H)-one (CAS 337922-52-8)
- 3-Methyl-5-(4-methylstyryl)-4-nitroisoxazole (CAS 79510-55-7)
- (E)-6-(4-methylstyryl)-4,5-dihydropyridazin-3(2H)-one (CAS 83516-69-2)
- (E)-2-(4-Methylstyryl)thiophene (CAS 4565-20-2)
- 2-(2-Methylstyryl)-1,4,5,6-tetrahydropyrimidine (CAS 801181-89-5)
- 2-(4-Methylstyryl)pyridine (CAS 718-27-4)
Recommended Standards
- 2-(4-Methoxyphenyl)pyrimidine-5-carboxylic acid (CAS 65586-76-7)
- 2-(6-Oxo-3-phenyl-1,6-dihydropyridazin-1-yl)acetic acid (CAS 91973-93-2)
- 2-(4-Methoxynaphthalen-1-yl)-2-oxoacetic acid (CAS 858200-01-8)
- 2-(Benzyloxy)-5-nitropyridine (CAS 75926-54-4)
- (3-Chlorophenyl)(3-(trifluoromethyl)phenyl)methanamine (CAS 1021127-59-2)
- (R)-2-((tert-butoxycarbonyl)amino)-2-(3-(trifluoromethyl)bicyclo[1.1.1]Pentan-1-yl)acetic acid (CAS 1987261-12-0)
- 4-Bromo-7-methyl-5-azaindole (CAS 1082040-87-6)
- Methyl 6-((N-(3-bromobenzyl)sulfamoyl)amino)-6-oxohexanoate (CAS 2044706-64-9)
- Dansyl-L-leucine (CAS 1100-22-7)
- N-(4-Methoxybenzyl)piperidin-4-amine (CAS 1183259-99-5)
- 6-(Trifluoromethyl)benzo[d]thiazole-2(3H)-thione (CAS 401567-22-4)
- Levocarnitine Impurity 41 (CAS CATO-C4X-129241)
- 1-Bromo-4-(propylsulfonyl)benzene (CAS 223557-20-8)
- Tirzepatide Impurity 44 (CAS CATO-C4X-324044)
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