3-(2,4-Dimethoxyphenyl)-2-methoxybenzoic acid CAS 1261932-65-3
| CAS No. | 1261932-65-3 |
| Molecular Formula | C16H16O5 |
| Molecular Weight | 288.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(2,4-Dimethoxyphenyl)-2-methoxybenzoic acid (CAS 1261932-65-3), a certified reference material (molecular formula C16H16O5, MW 288.30 g/mol) for analytical method development and quality control.
The molecular framework of 3-(2,4-Dimethoxyphenyl)-2-methoxybenzoic acid (C16H16O5) is characterized by a flavonoid core, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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), 3-(2,4-Dimethoxyphenyl)-2-methoxybenzoic 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 | C16H16O5 |
| Molecular Weight | 288.30 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Dimethoxyphenyl Standards
- 2-((3,5-Dimethoxyphenyl)amino)nicotinohydrazide (CAS 712277-68-4)
- 1-(2,5-Dimethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (CAS 1082367-25-6)
- 6-(3,4-Dimethoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazine-3-thiol (CAS 1225716-75-5)
- 6-((2,5-Dimethoxyphenyl)thio)-1H-purine (CAS 646510-14-7)
- 6-((3,4-Dimethoxyphenyl)thio)-1H-purine (CAS 646510-16-9)
- 6-(3,4-Dimethoxyphenyl)imidazo[2,1-b]thiazole-5-carbaldehyde (CAS 562792-76-1)
- 7-(3,4-Dimethoxyphenyl)-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 950266-16-7)
- 3-(3-(3,4-Dimethoxyphenyl)-1-hydroxypropyl)phenol (CAS 1446029-76-0)
Recommended Standards
- 5-(Tert-butoxycarbonyl)-1-phenyl-1h-pyrazole-3-carboxylic acid (CAS 1258649-71-6)
- 4-[3-(4-Methoxyphenyl)-6-oxopyridazin-1(6H)-yl]butanoic acid (CAS 1283109-02-3)
- 4-[3-(Diethylamino)-2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl]benzoic acid (CAS 1243007-66-0)
- 2-[3-(4-Ethoxyphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]propanoic acid (CAS 1286713-58-3)
- Ethyl 5-fluoro-3-hydroxybenzo[b]thiophene-2-carboxylate (CAS 2089944-02-3)
- n-Methyl-n-[(oxiran-2-yl)methyl]cyclopropanamine (CAS 1094936-42-1)
- 6-(Aminomethyl)benzo[d]oxazol-2(3h)-one (CAS 916162-81-7)
- 4-Amino-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 94993-81-4)
- ((2S,4R,5S)-5-Amino-4-methoxytetrahydro-2H-pyran-2-yl)methanol (CAS 2642377-57-7)
- 5-Bromopyrimidin-2-yl acetate (CAS 1209459-39-1)
- 6-chloro-3-iodo-1H-indazole (CAS 503045-59-8)
- 4-Cyclopropoxy-2-iodo-1-(trifluoromethyl)benzene (CAS 1243375-45-2)
- 1-(2,2-difluoroethyl)piperazine (CAS 767609-14-3)
- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
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