3,3'-(1,3-Phenylenebis(ethyne-2,1-diyl))dibenzoic acid CAS 1224935-34-5
| CAS No. | 1224935-34-5 |
| Molecular Formula | C24H14O4 |
| Molecular Weight | 366.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 366.37 g/mol gives 3,3'-(1,3-Phenylenebis(ethyne-2,1-diyl))dibenzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3,3'-(1,3-Phenylenebis(ethyne-2,1-diyl))dibenzoic acid (CAS 1224935-34-5), a certified reference material (molecular formula C24H14O4, MW 366.37 g/mol) for analytical method development and quality control.
Based on its molecular formula C24H14O4, 3,3'-(1,3-Phenylenebis(ethyne-2,1-diyl))dibenzoic acid contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 366.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 | C24H14O4 |
| Molecular Weight | 366.37 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Phenylenebis Standards
- 4,4'-(1,2-Phenylenebis(ethyne-2,1-diyl))dibenzoic acid (CAS 1258419-74-7)
- 4,4’-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid (CAS 217077-89-9)
- 1,4-Phenylenebis((1H-benzo[d][1,2,3]triazol-1-yl)methanone) (CAS 101008-15-5)
- 5,5-[1,2-Phenylenebis(oxymethylene)]-bis(4-chloro-3-methylisoxazole) (CAS 301212-26-0)
- 1,4-Phenylenebis((4-chlorophenyl)methanone) (CAS 22198-42-1)
- 4,4′-{[1,4-phenylenebis(methylene)]bis(oxy)}dibenzoic acid (CAS 47593-50-0)
- 3,3'-(1,4-phenylenebis(azanediyl))bis(5,5-dimethylcyclohex-2-enone) (CAS 78431-57-9)
- 4,4'-(1,4-Phenylenebis(oxy))dibenzoic acid (CAS 13282-09-2)
Recommended Standards
- 7-Methyl-5-(morpholin-4-ylcarbonyl)-1-phenylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 1217862-76-4)
- Methyl 2-(3-{[(tert-butoxy)carbonyl]amino}pyrrolidin-1-yl)-5-nitropyridine-3-carboxylate (CAS 1242268-00-3)
- (2S,4S)-1-(tert-Butoxycarbonyl)-4-(3-methyl-4-nitrophenoxy)-2-pyrrolidinecarboxylic acid (CAS 1217621-04-9)
- Semaglutide Impurity 115 (CAS CATO-C4X-2226115)
- 2-(5-Chloro-2-thienyl)-6-methylpyridine (CAS 1062177-19-8)
- Dansyl-L-alanine (CAS 35021-10-4)
- 1-Iodo-3-(propan-2-yloxy)propan-2-ol (CAS 201596-42-1)
- 1,1-Dichloro-1-Nitroethane (CAS 594-72-9)
- 1-(6-Isopropylpyrimidin-4-yl)azetidine-3-carboxylic acid (CAS 1343915-21-8)
- Tert-butyl 4-chloro-2-morpholino-7H-pyrrolo[2,3-d]pyrimidine-7-carboxylate (CAS 1227958-31-7)
- 3-(2-Methoxy-5-(trifluoromethyl)phenyl)propanoic acid (CAS 1017779-11-1)
- N,N-Dimethylindan-2-amine hydrochloride (CAS 51864-83-6)
- Benzyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate hydrochloride (CAS 1956370-64-1)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
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