1-Methoxy-4-(3-methoxyphenyl)isoquinolin-5-ol CAS 656233-92-0
| CAS No. | 656233-92-0 |
| Molecular Formula | C17H15NO3 |
| Molecular Weight | 281.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Methoxy-4-(3-methoxyphenyl)isoquinolin-5-ol (CAS 656233-92-0), a certified reference material (molecular formula C17H15NO3, MW 281.31 g/mol) for analytical method development and quality control.
1-Methoxy-4-(3-methoxyphenyl)isoquinolin-5-ol (C17H15NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1-Methoxy-4-(3-methoxyphenyl)isoquinolin-5-ol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C17H15NO3 |
| Molecular Weight | 281.31 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 1-Benzyl-4-methoxy-1h-indole-2-carboxylic acid (CAS 1048660-06-5)
- 2-(2-Methoxy-5-methylphenyl)-1H-indole-3-carboxylic acid (CAS 1082289-73-3)
- 2-(4-Methoxy-3-methylphenyl)-1H-indole-3-carboxylic acid (CAS 1082467-46-6)
- 2-Methoxy-4-(3-(p-tolyl)-1H-1,2,4-triazol-5-yl)phenol (CAS 1416342-85-2)
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- 6-Methoxy-2-(4-methoxyphenyl)-1H-indole-3-carbaldehyde (CAS 158611-24-6)
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Recommended Standards
- 1-Hydroxy-4-(isopropylamino)anthracene-9,10-dione (CAS 28842-48-0)
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- 1-Cbz-2,3-dihydroquinolin-4(1H)-one (CAS 934192-22-0)
- 1-Oxo-N-(m-tolyl)isochromane-3-carboxamide (CAS 868154-13-6)
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