1-Methoxy-4-(4-nitrophenyl)isoquinolin-5-ol CAS 656233-96-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 656233-96-4 |
| Molecular Formula | C16H12N2O4 |
| Molecular Weight | 296.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Methoxy-4-(4-nitrophenyl)isoquinolin-5-ol (CAS 656233-96-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H12N2O4. Molecular weight: 296.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H12N2O4 |
| Molecular Weight | 296.28 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related Methoxy Standards
- 3-[(7-Methoxy-2-naphthyl)oxy]-pyrazine-2-carboxylic acid (CAS 1228552-69-9)
- 1-Methoxy-4-(3-nitrophenyl)isoquinolin-5-ol (CAS 656233-95-3)
- 2-(2-Methoxy-4-nitrophenoxy)-1-morpholinoethan-1-one (CAS 899368-48-0)
- 3-Methoxy-4-((1-phenyl-1H-tetrazol-5-yl)oxy)benzaldehyde (CAS 724755-47-9)
- 8-Methoxy-2-oxo-N-(pyridin-2-yl)-2H-chromene-3-carboxamide (CAS 446270-03-7)
- 9-Methoxy-6-phenyl-8H-[1,3]dioxolo[4,5-g]chromen-8-one (CAS 119120-32-0)
- 3-Methoxy-3-oxo-1-propenyl3,4,5-trimethoxybenzenecarboxylate (CAS 400878-22-0)
- [6-(4-Methoxy-phenyl)-4-trifluoromethyl-pyridin-2-yl]-dimethyl-amine (CAS 1311278-22-4)
Recommended Standards
- 1H,1'H-[3,3'-Biindole]-5,5',6,6'-tetraol (CAS 390401-91-9)
- 2-(4-((tert-Butoxycarbonyl)amino)-2-nitrophenyl)acetic acid (CAS 512180-63-1)
- 1H,1'H-[2,2'-Biindole]-5,5',6,6'-tetraol (CAS 98192-27-9)
- 9-(2,4-Dichlorophenyl)-6,9-dihydro-[1,3]dioxolo[4,5-g]furo[3,4-b]quinolin-8(5H)-one (CAS 882747-24-2)
- 1-(2-Chloro-4-fluorophenyl)-3-(3-chlorophenyl)propan-1-one (CAS 898787-32-1)
- N-(1,2,3-Benzothiadiazol-5-yl)-3-methyl-1-indolinecarboxamide (CAS 891029-56-4)
- (R)-7-bromochroman-3-amine (CAS 1336015-36-1)
- 2-(4,5-Dibromo-6-oxo-1,6-dihydropyridazin-1-yl)-n-methyl-n-[(thiophen-3-yl)methyl]acetamide (CAS 1089995-96-9)
- (3-(4-Methoxyphenoxy)phenyl)methanaminehydrochloride (CAS 1170566-12-7)
- [β-Asp]9-Semaglutide (CAS CATO-CPTD788605)
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