N-(3,4-dimethoxyphenyl)-3-nitro-4-(1H-pyrazol-1-yl)benzamide CAS 321570-85-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321570-85-8 |
| Molecular Formula | C18H16N4O5 |
| Molecular Weight | 368.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3,4-dimethoxyphenyl)-3-nitro-4-(1H-pyrazol-1-yl)benzamide (CAS 321570-85-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H16N4O5. Molecular weight: 368.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H16N4O5 |
| Molecular Weight | 368.34 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- N'-((E)-(3-hydroxyisobenzofuran-1-yl)methylene)-N''-(4-methoxyphenyl)-2-nitroacetimidohydrazide (CAS 477852-77-0)
- n-(4-Fluoro-3-nitrophenyl)-3,4-dihydro-2h-1,5-benzodioxepine-7-sulfonamide (CAS 790681-73-1)
- Methyl chlorogenate (CAS 29708-87-0)
- N-(4-ethoxyphenyl)aminosulfonamide (CAS 95309-06-1)
- 7-Bromo-4-chloro-3-methyl-1H-indole (CAS 877160-19-5)
- 4-Chloro-2-nitroaniline-d3 (CAS 1216515-97-7)
- 4-[(2-methylphenyl)methoxy]piperidine hydrochloride (CAS 1185175-54-5)
- 5-(Chloromethyl)-3-[2-(difluoromethoxy)phenyl]-1,2,4-oxadiazole (CAS 851116-18-2)
- 3-Ethyl-3-(((2-ethylhexyl)oxy)methyl)oxetane (CAS 298695-60-0)
- Semaglutide Impurity 142 (CAS CATO-C4X-2226142)
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