3-(3,4-Dimethoxyphenyl)-6-ethoxy-4-methyl-2H-chromen-2-one CAS 720674-30-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 720674-30-6 |
| Molecular Formula | C20H20O5 |
| Molecular Weight | 340.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-(3,4-Dimethoxyphenyl)-6-ethoxy-4-methyl-2H-chromen-2-one (CAS 720674-30-6) pharmaceutical standards reference standard. Molecular formula: C20H20O5. Molecular weight: 340.37 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H20O5 |
| Molecular Weight | 340.37 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
Related Dimethoxyphenyl Standards
- (2E)-2-{[(3,4-dimethoxyphenyl)amino]methylidene}-3-oxo-N-phenylbutanamide (CAS 1025630-40-3)
- 3,5-Bis(3,4-dimethoxyphenyl)-1H-pyrazole (CAS 1159937-09-3)
- 3,5-Bis(2,4-dimethoxyphenyl)-1H-pyrazole (CAS 1228933-23-0)
- 3-(((3,4-Dimethoxyphenyl)amino)methyl)-7-methoxyquinolin-2(1H)-one (CAS 947020-04-4)
- 3-(3,4-Dimethoxyphenyl)-7-ethoxy-2-methyl-4H-chromen-4-one (CAS 610762-09-9)
- 1087655-93-3 9-(3,4-Dimethoxyphenyl)-6-methyl-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one MFCD11855690 (CAS 1087655-93-3)
- 6-(((2,5-Dimethoxyphenyl)amino)methyl)-5-methylpyrido[2,3-d]pyrimidine-2,4-diamine (CAS 159210-76-1)
- (5-(3,4-Dimethoxyphenyl)-1H-1,2,4-triazol-3-yl)(3-methoxyphenyl)methanamine (CAS 1708370-98-2)
Recommended Standards
- 3-(2-([1,1'-biphenyl]-4-yl)imidazo[1,2-a]pyridin-3-yl)acrylic acid (CAS 727652-23-5)
- 3-((2-(2-Fluorophenoxy)ethyl)thio)-5H-[1,2,4]triazino[5,6-b]indole (CAS 796065-72-0)
- 3-(4,11-Dimethyl-2-oxo-6,7,8,9-tetrahydro-2H-[1]-benzofuro[3,2-g]chromen-3-yl)propanoic acid (CAS 777857-61-1)
- 4,4,5,5-Tetramethyl-2-(8-(trifluoromethoxy)naphthalen-1-yl)-1,3,2-dioxaborolane (CAS 2621937-27-5)
- ethyl 2-amino-2-cycloheptylacetate hydrochloride (CAS 1909309-58-5)
- 8-Bromochroman-4-carboxylic acid (CAS 1374574-72-7)
- 3-Chloro-5-fluoro-7-nitro-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1437458-04-2)
- Ethyl 5-cyano-2-phenyl-6-[(prop-2-en-1-yl)amino]pyridine-3-carboxylate (CAS 477865-99-9)
- 5-(4-Ethylphenyl)oxazole-2-carbaldehyde (CAS 1352503-88-8)
- [His]1-Acetylated Semaglutide (CAS CATO-C4X-2226219)
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