1,2,3-Trimethoxy-4-[(e)-2-nitroethenyl]benzene CAS 118474-94-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 118474-94-5 |
| Molecular Formula | C11H13NO5 |
| Molecular Weight | 239.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,2,3-Trimethoxy-4-[(e)-2-nitroethenyl]benzene (CAS 118474-94-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H13NO5. Molecular weight: 239.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H13NO5 |
| Molecular Weight | 239.22 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Trimethoxy Standards
- 1,2,3-Trimethoxy-5-(2-nitrovinyl)benzene (CAS 6316-70-7)
- 6,7,8-trimethoxy-2,3,4,5-tetrahydro-1H-3-benzazepine (CAS 37015-26-2)
- 2,3,4-Trimethoxy-6-nitrobenzaldehyde (CAS 52978-83-3)
- 3,4,5-Trimethoxy-2-nitrobenzaldehyde (CAS 55149-78-5)
- 2,3,4-Trimethoxy-6-(trifluoromethyl)pyridine (CAS 1214345-69-3)
- 4,5,6-Trimethoxy-2,3-dimethylbenzofuran (CAS 831171-07-4)
- 2,4,6-Trimethoxy-5-(trimethylsilyl)pyrimidine (CAS 126327-72-8)
- Methyl 3,4,5-Trimethoxy-d9-benzoate (CAS 1182838-07-8)
Recommended Standards
- 3-(2-(Difluoromethoxy)phenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1152709-48-2)
- 3-[3-(difluoromethoxy)phenyl]-4-methyl-1h-pyrazol-5-amine (CAS 1187027-03-7)
- 3-(4-(Difluoromethoxy)phenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1152649-31-4)
- (+)-1,2-Bis((2S,5S)-2,5-diphenylphospholano)ethane(1,5-cyclooctadiene)rhodium(I) (CAS 849950-52-3)
- N-(Furan-2-ylmethyl)-6-methoxypyridazine-3-carboxamide (CAS 1251671-02-9)
- 3-(4-Methyl-1H-imidazol-2-yl)cyclohexanamine (CAS 933713-38-3)
- Etomidate Impurity 12 (CAS CATO-C4X-188412)
- Benzyl 2-(bicyclo[1.1.1]pentan-1-yl)acetate (CAS 2307741-57-5)
- Methyl 5-(aminomethyl)bicyclo[3.2.2]Nonane-1-carboxylate (CAS 2091096-66-9)
- Semaglutide impurity 46 (CAS CATO-C4X-222646)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com