7-Hydroxy-3-(2-methoxyphenyl)-2-methyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-one CAS 637753-62-9
| CAS No. | 637753-62-9 |
| Molecular Formula | C22H23NO4 |
| Molecular Weight | 365.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C22H23NO4, 7-Hydroxy-3-(2-methoxyphenyl)-2-methyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-one contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 365.42 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
7-Hydroxy-3-(2-methoxyphenyl)-2-methyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-one (CAS 637753-62-9), molecular formula C22H23NO4 and molecular weight 365.42 g/mol, is a CATO reference standard with documented purity and traceability.
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.
CATO manufactures 7-Hydroxy-3-(2-methoxyphenyl)-2-methyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-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 | C22H23NO4 |
| Molecular Weight | 365.42 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, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 3-Hydroxy-2-[3-methoxy-4-(1-pyrrolidinyl)phenyl]-6,7-dimethyl-4H-1-benzopyran-4-one (CAS 1353224-65-3)
- 7-Hydroxy-5-methoxy-2-phenyl-8-(piperidin-1-ylmethyl)-4H-chromen-4-one (CAS 95130-72-6)
- 2-Hydroxy-5-((4-methyl-5-(4-methylbenzyl)-6-oxo-1,6-dihydropyrimidin-2-yl)amino)benzoic acid (CAS 1417636-79-3)
- 1-(2-Hydroxy-3-((3-(trifluoromethyl)benzyl)sulfonyl)propyl)pyrrolidin-2-one (CAS 285986-94-9)
- 3-(4-Hydroxy-1-oxophthalazin-2(1H)-yl)-N-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)propanamide (CAS 1197725-19-1)
- 7-Hydroxy-N-(3-nitrophenyl)-5-oxo-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-6-carboxamide (CAS 303987-19-1)
- N-[3-Hydroxy-1,1-bis(hydroxymethyl)-3-(4-octylphenyl)propyl]-acetamide (CAS 162361-41-3)
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Recommended Standards
- 7-(3-((2-Cyclohexyl-2-oxoethylidene)amino)-2,5-dioxoimidazolidin-4-yl)heptanoic acid (CAS 94125-79-8)
- 4'-(Diphenylamino)-3-hydroxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 2363049-63-0)
- 9-(3-Ethoxypropyl)-3-phenyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one (CAS 946235-53-6)
- 4-((2,6-Dimethylmorpholino)methyl)-6-hydroxy-7-phenyl-2H-chromen-2-one (CAS 859116-22-6)
- Homo Tamsulosin (CAS 1217771-89-5)
- Ethyl 6-((tert-butoxycarbonyl)(methyl)amino)-5-chloronicotinate (CAS 1956331-00-2)
- Methyl 2,4-dioxo-4-(4-phenylphenyl)butanoate (CAS 63656-27-9)
- (4S)-2-[2-[(R)-[4-(1,1-Dimethylethyl)phenyl]sulfinyl]phenyl]-4,5-dihydro-4-phenyloxazole (CAS 1965335-70-9)
- 4,4′-oxybisphthalic anhydride (CAS 1823-59-2)
- 2-(4-(Difluoromethyl)-3-fluoropyridin-2-yl)acetonitrile (CAS 1806044-99-4)
- N-Benzyl-N,N-dipropylpropan-1-aminium chloride (CAS 5197-87-5)
- 7-Chloro-1h-pyrrolo[2,3-c]pyridine-3-sulfonylchloride (CAS 1001413-18-8)
- 1-(4-chloropyridin-2-yl)pyrrolidin-2-one (CAS 1556053-75-8)
- Staphylococcus Aureus Protein A (SpA)-Derived Peptide (H-2228.0005) (CAS 144979-26-0)
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