2,4-Dimethoxy-3-nitropyridine CAS 18677-44-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18677-44-6 |
| Molecular Formula | C7H8N2O4 |
| Molecular Weight | 184.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dimethoxy-3-nitropyridine (CAS 18677-44-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H8N2O4. Molecular weight: 184.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H8N2O4 |
| Molecular Weight | 184.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Dimethoxy Standards
- 4,5-Dimethoxy-2-nitropyridine (CAS 1803858-27-6)
- 2,5-Dimethoxy-3-nitropyridine (CAS 1804518-04-4)
- 2,6-Dimethoxy-3-nitropyridine (CAS 18677-41-3)
- 3,5-Dimethoxy-2-nitropyridine (CAS 18677-49-1)
- 2,3-Dimethoxy-5-nitropyridine (CAS 507473-22-5)
- 2,3-Dimethoxy-6-nitropyridine (CAS 79491-44-4)
- 2,4-Dimethoxy-5-nitro-pyridine (CAS 607373-84-2)
- 4,6-Dimethoxy-5-nitrosopyrimidin-2-amine (CAS 326855-11-2)
Recommended Standards
- 2,3-Diamino-5-(difluoromethyl)isonicotinonitrile (CAS 1806811-69-7)
- (S)-2-Nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazin-6-amine (CAS 187235-66-1)
- 3,6-Diamino-2-(difluoromethyl)isonicotinonitrile (CAS 1806811-58-4)
- 4-(2-Methyl-4-oxo-3,4-dihydroquinazolin-3-yl)benzoic acid (CAS 4005-05-4)
- (R)-(+)-2-Acetoxypropionic acid (CAS 18668-00-3)
- 1-(2-Isobutoxy-5-methylphenyl)propan-1-one (CAS 1176114-12-7)
- 7-Ethoxy-6-nitro-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 105412-04-2)
- (S)-7-methyl-5-azaspiro[2.4]Heptan-7-amine (CAS 915360-03-1)
- 4-[(3-Bromobenzyl)oxy]benzoic acid (CAS 860597-31-5)
- (Pro30,Tyr32,Leu34)-Neuropeptide Y (28-36) (CAS 161650-01-7)
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