4-Acetoxy-3,4-dimethoxybenzophenone CAS 890100-25-1
| CAS No. | 890100-25-1 |
| Molecular Formula | C17H16O5 |
| Molecular Weight | 300.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C17H16O5, 4-Acetoxy-3,4-dimethoxybenzophenone contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 300.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-Acetoxy-3,4-dimethoxybenzophenone (CAS 890100-25-1), molecular formula C17H16O5 and molecular weight 300.31 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Acetoxy-3,4-dimethoxybenzophenone 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 | C17H16O5 |
| Molecular Weight | 300.31 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Acetoxy Standards
- 3-Acetoxy-2,4-dimethoxybenzophenone (CAS 109251-36-7)
- 2-Acetoxy-2,3-methoxybenzophenone (CAS 890098-88-1)
- 2-Acetoxy-2,5-methoxybenzophenone (CAS 890098-92-7)
- 2-Acetoxy-2',6'-methoxybenzophenone (CAS 890098-94-9)
- 2-Acetoxy-3,4-methoxybenzophenone (CAS 890098-96-1)
- 2-Acetoxy-3,5-methoxybenzophenone (CAS 890098-98-3)
- 3-Acetoxy-2,3-dimethoxybenzophenone (CAS 890100-36-4)
- 3-Acetoxy-2,5-dimethoxybenzophenone (CAS 890100-38-6)
Recommended Standards
- 4-Acetoxy-2,6-dimethoxybenzophenone (CAS 890100-23-9)
- 4-Methoxy-N'-(4-methoxybenzoyl)benzohydrazide (CAS 849-82-1)
- 4-Acetoxy-2,4-dimethoxybenzophenone (CAS 890100-19-3)
- 4-Methoxy-N,N-dimethyl-6-(4-(prop-2-yn-1-yloxy)phenoxy)-1,3,5-triazin-2-amine (CAS 882750-02-9)
- (1R,2R,3R,4S,5R)-4-amino-5-methylsulfinylcyclopentane-1,2,3-triol (CAS 102822-66-2)
- 22:0(2S-OH) Ceramide (CAS 1246298-49-6)
- (R)-1-Cyclobutylethanamine (CAS 778575-09-0)
- N-(5-(benzyloxy)-2,4-dichlorophenyl)-4-methoxybenzamide (CAS 338961-22-1)
- Methyl 2-methylpiperidine-4-carboxylate hydrochloride (CAS 1646786-45-9)
- Ticagrelor Impurity 66 HCl (CAS CATO-C4X-109366)
- 1-(4-(tert-Butyl)phenyl)-3-(2-cyclohexyl-2-hydroxyethyl)urea (CAS 1351620-88-6)
- 6-Chloro-5-(difluoromethyl)-3-hydroxypyridine-2-sulfonamide (CAS 1807060-34-9)
- 4,4'-Dicarboxy-2,2'-bipyridine 6813-38-3 2,2'-BIISONICOTINIC ACID;2,2'-BIPYRIDIN-4,4'-DICARBOXYLIC ACID;2,2'-BIPYRIDINE-4,4'-DICARBOXYLIC ACID;2,2'-BIPYRIDYL-4,4'-DICARBOXYLIC ACID;2,2'-DIPYRIDYL-4,4'-DICARBOXYLIC ACID;2,2-BIPYRIDYL-4,4-DICARBOXYLIC ACID;2-(4-CARBOXY-2-PYRIDYL)PYRIDINE-4-CARBOXYLIC ACID;2-(4-CARBOXYPYRIDIN-2-YL)ISONICOTINIC ACID;4,4'-DICARBOXY-2,2'-BIPYRIDINE;4,4-DICARBOXY-2,2-BIPYRIDINE;ABBYPHARMA AP-12-5439;[2,2']BIPYRIDINYL-4,4'-DICARBOXYLIC ACID SC11751 (CAS 6813-38-3)
- Insulin Degludec Impurity 28 (CAS CATO-C4X-215728)
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