6,7-Dimethoxy-3,4-dihydroquinolin-2(1h)-one CAS 91133-47-0
| CAS No. | 91133-47-0 |
| Molecular Formula | C11H13NO3 |
| Molecular Weight | 207.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
6,7-Dimethoxy-3,4-dihydroquinolin-2(1h)-one (CAS 91133-47-0) is a high-purity analytical reference standard with the molecular formula C11H13NO3 and a molecular weight of 207.23 g/mol.
6,7-Dimethoxy-3,4-dihydroquinolin-2(1h)-one (C11H13NO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, 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.
CATO manufactures 6,7-Dimethoxy-3,4-dihydroquinolin-2(1h)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H13NO3 |
| Molecular Weight | 207.23 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 1 |
Related Dimethoxy Standards
- (5,6-Dimethoxy-1h-benzo[d]imidazol-2-yl)methanamine (CAS 1017190-67-8)
- 6,7-Dimethoxy-2,3-dihydroquinolin-4(1H)-one (CAS 114417-41-3)
- 7,8-Dimethoxy-3,4-dihydroisoquinolin-1(2H)-one (CAS 1167056-87-2)
- (4,5-Dimethoxy-1H-indol-2-yl)methanol (CAS 1383924-67-1)
- 5,8-Dimethoxy-3,4-dihydroquinolin-2(1H)-one (CAS 61306-74-9)
- 6,7-Dimethoxy-1,2-dihydroisoquinolin-3(4H)-one (CAS 21763-07-5)
- 6,7-Dimethoxy-3,4-dihydroisoquinolin-1(2H)-one (CAS 493-49-2)
- 7,8-Dimethoxy-2,3-dihydro-1H-4-quinolinone (CAS 436810-55-8)
Recommended Standards
- 6-Amino-5-methyl-2-propyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol (CAS 901250-28-0)
- 6-Butoxy-9H-purin-2-amine (CAS 8045-27-0)
- 6-(tetrahydropyran-4-yloxy)pyridine-2-carbaldehyde (CAS 898289-54-8)
- 6-Hydroxy-7-methoxy-2-methyl-3,4-dihydroisoquinolin-1(2H)-one (CAS 75327-43-4)
- 5-Bromo-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-methoxybenzenesulfonamide (CAS 905786-14-3)
- 5-Amino-1-(2-(2-hydroxyethoxy)ethyl)-4-methylpyridin-2(1h)-one (CAS 1525759-55-0)
- 3-((3-Bromophenyl)thio)propanal (CAS 1343849-04-6)
- 2,6-Dichloro-3-fluorobenzenesulfonyl chloride (CAS 1806302-33-9)
- 1-(3-Methoxyphenyl)cyclobutanecarboxylic Acid (CAS 74205-43-9)
- Fenoterol EP Impurity A HBr (CAS 38964-10-2)
- 1-(Benzo[d][1,3]dioxol-5-yl)-N-(naphthalen-1-ylmethyl)methanamine hydrobromide (CAS 1609408-99-2)
- (4r)-2-[4-(trifluoromethyl)phenyl]-1,3-thiazolidine-4-carboxylic acid (CAS 295313-71-2)
- S-Ethyl phenylcarbamoselenothioate (CAS 61521-86-6)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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