6,7-Dimethoxy-3-nitroquinolin-4-ol CAS 205448-44-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 205448-44-8 |
| Molecular Formula | C11H10N2O5 |
| Molecular Weight | 250.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,7-Dimethoxy-3-nitroquinolin-4-ol (CAS 205448-44-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H10N2O5. Molecular weight: 250.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H10N2O5 |
| Molecular Weight | 250.21 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2015 |
| Nitrogen Atoms | 2 |
Related Dimethoxy Standards
- 6,7-Dimethoxy-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid (CAS 1432752-16-3)
- 4,5-Dimethoxy-2-(1H-tetrazol-1-yl)benzoic acid (CAS 462068-55-9)
- 5,7-Dimethoxy-4-oxo-4H-chromene-2-carboxylic acid (CAS 54880-49-8)
- 6,7-Dimethoxy-2-oxo-2H-chromene-3-carboxylic acid (CAS 86100-68-7)
- Methyl 6,7-dimethoxy-1-oxo-2,3-dihydro-1H-indene-4-carboxylate (CAS 1092348-87-2)
- Methyl 5,6-dimethoxy-1-oxo-2,3-dihydro-1H-indene-2-carboxylate (CAS 119035-03-9)
- Methyl 2-(5,6-dimethoxy-2H-indazol-3-yl)acetate (CAS 183315-95-9)
- 5-(3,4-Dimethoxy-phenyl)-5-methyl-imidazolidine-2,4-dione (CAS 956611-52-2)
Recommended Standards
- 5-Methyl-3-(4-nitrophenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 927183-52-6)
- 7-Amino-1,3-dimethyl-6-nitroquinazoline-2,4(1H,3H)-dione (CAS 76822-72-5)
- 4-Nitro-N-(2-oxotetrahydrofuran-3-yl)benzamide (CAS 61315-65-9)
- 1-(Oxazol-2-yl)nonan-1-one (CAS 898758-39-9)
- Tert-butyl n-(4-ethoxybutyl)carbamate (CAS 1101136-17-7)
- N-(2-(naphthalen-2-yloxy)ethyl)acetamide (CAS 883805-28-5)
- Urapidil Impurity 113 (CAS CATO-C4X-1924113)
- Dabigatran Impurity 58 (CAS CATO-C4X-108958)
- O-(4-fluorophenyl)hydroxylamine (CAS 99907-86-5)
- Tirzepatide Impurity 52 (CAS CATO-C4X-324052)
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