4-(3,4-Dimethoxybenzoyl)dihydrofuran-2,3-dione CAS 7476-68-8
| CAS No. | 7476-68-8 |
| Molecular Formula | C13H12O6 |
| Molecular Weight | 264.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C13H12O6, 4-(3,4-Dimethoxybenzoyl)dihydrofuran-2,3-dione contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 264.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
4-(3,4-Dimethoxybenzoyl)dihydrofuran-2,3-dione (CAS 7476-68-8) is a high-purity analytical reference standard with the molecular formula C13H12O6 and a molecular weight of 264.23 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C13H12O6 |
| Molecular Weight | 264.23 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
Related Dimethoxybenzoyl Standards
- Ethyl (3,4-dimethoxybenzoyl)glycinate (CAS 168165-62-6)
- 2-(3,4-Dimethoxybenzoyl)-N-methylhydrazine-1-carbothioamide (CAS 298217-87-5)
- 2-(2,6-Dimethoxybenzoyl)-4-methylpyridine (CAS 1187163-86-5)
- 2-(2,5-Dimethoxybenzoyl)-4-methylpyridine (CAS 1187164-11-9)
- 2-(2,4-Dimethoxybenzoyl)-3-methylpyridine (CAS 1187164-69-7)
- 2-(3,5-Dimethoxybenzoyl)-3-methylpyridine (CAS 1187164-73-3)
- 2-(2,6-Dimethoxybenzoyl)-5-methylpyridine (CAS 1187164-85-7)
- 5-(2,3-Dimethoxybenzoyl)-2-methylpyridine (CAS 1187164-89-1)
Recommended Standards
- 4-(2,4-dioxohexahydropyrimidin-1-yl)-3-methoxy-benzoic acid (CAS 2633725-74-1)
- 5-(2,4-dioxohexahydropyrimidin-1-yl)-2-methoxy-benzoic acid (CAS 2680870-10-2)
- 4-(2,4-Difluorobenzoyl)-N-methyl-1H-pyrrole-2-carboxamide (CAS 692287-83-5)
- 5-(2,5-Dioxotetrahydrofuryl)-3-methyl-3-cyclohexene-1,2-dicarboxylic anhydride (CAS 73003-90-4)
- (R)-2-(4-Methoxyphenyl)morpholine (CAS 1231926-29-6)
- 2-(Piperidin-1-yl)acetaldehyde (CAS 4671-96-9)
- N-Cbz-L-homoserine Lactone (CAS 35677-89-5)
- Methyl 2-amino-3,4,6-trifluorobenzoate (CAS 1339505-54-2)
- N-(2-Cyanophenyl)-3-(phenylsulfonyl)propanamide (CAS 868676-29-3)
- 2-Methoxy-4-(2-bromoethyl)anisole 3,4-Dimethoxy-1-(2-bromoethyl)benzene 3,4-Dimethoxyphenethyl bromide 40173-90-8 (CAS 40173-90-8)
- 2-chloro-5-methyl-[1,2,4]triazolo[1,5-c]pyrimidine (CAS 1785622-14-1)
- 1-(4-Fluorophenyl)-2-oxo-1,2-dihydropyridine-4-carbonitrile (CAS 929000-78-2)
- Tert-butyl (thiomorpholin-3-ylmethyl)carbamate (CAS 1334147-77-1)
- MCH-Gene-Overprinted-Polypeptide-14 (rat) (H-4746.0500) (CAS 182917-44-8)
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