4-(4-Formyl-3,5-dimethoxyphenoxy)butanoic acid CAS 197304-21-5
| CAS No. | 197304-21-5 |
| Molecular Formula | C13H16O6 |
| Molecular Weight | 268.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-(4-Formyl-3,5-dimethoxyphenoxy)butanoic acid 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.
4-(4-Formyl-3,5-dimethoxyphenoxy)butanoic acid (CAS 197304-21-5) is a high-purity analytical reference standard with the molecular formula C13H16O6 and a molecular weight of 268.26 g/mol.
Based on its molecular formula C13H16O6, 4-(4-Formyl-3,5-dimethoxyphenoxy)butanoic acid 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 268.26 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.
Physical & Chemical Properties
| Molecular Formula | C13H16O6 |
| Molecular Weight | 268.26 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2013 |
Related Formyl Standards
- Ethyl 2-(2-formyl-4,6-dimethoxyphenoxy)acetate (CAS 76322-08-2)
- Methyl (4-formyl-2-methoxy-5-nitrophenoxy)acetate (CAS 1096323-75-9)
- 2-(2-Formyl-6-methoxy-4-nitrophenoxy)propanoic acid (CAS 662154-26-9)
- 2-(4-Formyl-2-methoxy-6-nitrophenoxy)propanoic acid (CAS 812642-66-3)
- 4-((5-Formyl-2-methoxyphenoxy)methyl)benzonitrile (CAS 1016691-02-3)
- 2-[(4-Formyl-2-methoxyphenoxy)methyl]benzonitrile (CAS 443289-08-5)
- 4-((4-Formyl-2-methoxyphenoxy)methyl)benzonitrile (CAS 824945-97-3)
- 4-[(5-formyl-2-methoxyphenyl)methoxy]benzonitrile (CAS 438530-94-0)
Recommended Standards
- tert-Butyl (2-(trifluoromethyl)thiazol-5-yl)carbamate (CAS 1935560-51-2)
- ((2R,3S,4R,5S)-3,4,5-Trihydroxy-3-methyltetrahydrofuran-2-yl)methyl benzoate (CAS 89157-83-5)
- 3-(Benzo[d][1,3]dioxol-5-yl)-1-(4-hydroxyphenyl)prop-2-en-1-one (CAS 19152-39-7)
- (3-((tert-Butyldimethylsilyl)thio)phenyl)boronic acid (CAS 352530-20-2)
- 6-Methyl-1h,2h,3h,4h-thieno[2,3-d]pyrimidine-2,4-dione (CAS 76872-71-4)
- N-(2-(Dimethylamino)ethyl)-5-isopropyl-3-oxo-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxamide (CAS 1207001-73-7)
- 3-((Tetrahydro-2h-pyran-4-yl)amino)benzonitrile (CAS 1157008-70-2)
- (1R,2R)-1,2-Cyclohexanedimethanol (CAS 65376-05-8)
- 2,2-Dimethyl-4-pentenol (CAS 3420-42-6)
- Oxcarbazepine Impurity 5 (CAS 153261-62-2)
- tert-Butyl 2-(3-carbamoyl-1H-indazol-1-yl)acetate (CAS 1386457-63-1)
- n-(Prop-2-en-1-yl)cyclopentanamine hydrochloride (CAS 1176911-28-6)
- 2,6-Difluorobenzamide (CAS 18063-03-1)
- Myelin Basic Protein (85-99) Peptide Antagonist (CAS 444305-16-2)
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