4-[(4-Formyl-2-methoxyphenoxy)methyl]benzoic acid CAS 408336-63-0
| CAS No. | 408336-63-0 |
| Molecular Formula | C16H14O5 |
| Molecular Weight | 286.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 286.28 g/mol gives 4-[(4-Formyl-2-methoxyphenoxy)methyl]benzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-[(4-Formyl-2-methoxyphenoxy)methyl]benzoic acid (CAS 408336-63-0) is a high-purity analytical reference standard with the molecular formula C16H14O5 and a molecular weight of 286.28 g/mol.
Structurally, 4-[(4-Formyl-2-methoxyphenoxy)methyl]benzoic acid (C16H14O5) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 286.28 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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-[(4-Formyl-2-methoxyphenoxy)methyl]benzoic 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.
Physical & Chemical Properties
| Molecular Formula | C16H14O5 |
| Molecular Weight | 286.28 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.) | 2025 |
Related Formyl Standards
- 2-(5-Formyl-2-methoxyphenoxy)-2-phenylacetic acid (CAS 885949-43-9)
- 3-[(4-Formyl-2-methoxyphenoxy)methyl]benzoic acid (CAS 428470-46-6)
- 4-((2-Formyl-6-methoxyphenoxy)methyl)benzoic acid (CAS 498560-37-5)
- 4-Formyl-2-methoxyphenyl 4-methoxybenzoate (CAS 5420-38-2)
- 5-Formyl-2-methoxyphenyl 4-methoxybenzoate (CAS 443677-73-4)
- Methyl 4-[(4-formyl-3-hydroxyphenoxy)methyl]benzoate (CAS 866143-82-0)
- 2-(3-Formyl-1H-indol-1-yl)-N-((tetrahydrofuran-2-yl)methyl)acetamide (CAS 333750-65-5)
- N-Formyl N,N-Didesmethyl Sibutramine-d6 (CAS 1185163-48-7)
Recommended Standards
- 4,9-Diethoxynaphtho[2,3-c]furan-1,3-dione (CAS 325780-77-6)
- 4-[Benzyl(methyl)amino]-3-nitrobenzoic acid (CAS 361157-61-1)
- 4-(4-Methylphenoxy)-3-nitrobenzenecarbaldehyde O-methyloxime (CAS 320417-09-2)
- 4-cyclopropyl-1,5-dioxo-2,3,4,5-tetrahydropyrrolo[1,2-a]quinazoline-3a(1H)-carboxylic acid (CAS 853723-99-6)
- 1-Cycloheptylurea (CAS 197311-88-9)
- Methyl 6-acetyl-5-fluoro-2H-chromene-3-carboxylate (CAS 2431996-86-8)
- 1-((3-Chlorophenyl)thio)propan-2-one (CAS 40806-13-1)
- I-N-Octadecyl Disulfide (CAS 2500-88-1)
- 6-Methoxy-2,3-dihydro-1H-indene-1-carbonitrile (CAS 68549-22-4)
- Crispine A (CAS 15889-93-7)
- N-(4-Methoxybenzylidene)-4-methylbenzenesulfonamide (CAS 14674-38-5)
- 5-Bromo-2-ethoxythiazole (CAS 1086382-60-6)
- Nickel, [(1S)-[1,1′-binaphthalene]-2,2′-diylbis[diphenylphosphine-κP]]dibromo-, (SP-4-2)- (CAS 464894-05-1)
- Semaglutide impurity 36 (CAS CATO-C4X-222636)
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