4,5-Dimethoxy-2-phenylbenzaldehyde CAS 155206-74-9
| CAS No. | 155206-74-9 |
| Molecular Formula | C15H14O3 |
| Molecular Weight | 242.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4,5-Dimethoxy-2-phenylbenzaldehyde is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4,5-Dimethoxy-2-phenylbenzaldehyde (CAS 155206-74-9) is a high-purity analytical reference standard with the molecular formula C15H14O3 and a molecular weight of 242.27 g/mol.
Based on its molecular formula C15H14O3, 4,5-Dimethoxy-2-phenylbenzaldehyde contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 242.27 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4,5-Dimethoxy-2-phenylbenzaldehyde 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 | C15H14O3 |
| Molecular Weight | 242.27 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
Related Dimethoxy Standards
- 2',6'-Dimethoxy-[1,1'-biphenyl]-3-carbaldehyde (CAS 1242339-02-1)
- 3',5'-Dimethoxy-[1,1'-biphenyl]-3-carbaldehyde (CAS 1242339-52-1)
- 3',5'-Dimethoxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 1356826-17-9)
- 2',3'-Dimethoxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 791839-63-9)
- 2',4'-Dimethoxy-[1,1'-biphenyl]-3-carbaldehyde (CAS 728919-18-4)
- 2',4'-Dimethoxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 728919-17-3)
- 2',5'-Dimethoxy-[1,1'-biphenyl]-3-carbaldehyde (CAS 493030-93-6)
- 2',5'-Dimethoxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 791839-61-7)
Recommended Standards
- 5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-4-methylpyridin-2-amine (CAS 1525461-35-1)
- ethyl 3-amino-2-phenylpyridine-4-carboxylate (CAS 1555792-30-7)
- Methyl 6-((phenylamino)methyl)nicotinate (CAS 1518522-59-2)
- (2E)-1-(4-Ethoxyphenyl)-3-(furan-2-yl)prop-2-en-1-one (CAS 1565-91-9)
- N-Cyclopentyl-2-(2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide (CAS 923131-49-1)
- 2-(4-Ethoxyphenyl)-4-methylpyrrolidine (CAS 603068-21-9)
- Methyl 4-(5-(chloromethyl)pyridin-2-yl)benzoate (CAS 886361-50-8)
- 1-(Benzo[d]isothiazol-4-yl)ethan-1-one (CAS 1558215-70-5)
- Methyl Glucamine Antimonate (CAS 133-51-7)
- N'-(2-(benzo[d]isoxazol-3-yl)acetyl)-4-methoxybenzohydrazide (CAS 860651-42-9)
- (1-(Cyclopropylsulfonyl)cyclopropyl)methanol (CAS 2412840-82-3)
- Cefdinir Impurity 37 (CAS CATO-C4X-121037)
- Methyl 2-methyl-1-propyl-1,3-benzodiazole-5-carboxylate (CAS 68740-35-2)
- Insulin Degludec Impurity 28 (CAS CATO-C4X-215728)
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