4,4'-((2,5-Dimethyl-1,4-phenylene)bis(ethyne-2,1-diyl))dibenzoicacid CAS 2098914-21-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2098914-21-5 |
| Molecular Formula | C26H18O4 |
| Molecular Weight | 394.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4,4'-((2,5-Dimethyl-1,4-phenylene)bis(ethyne-2,1-diyl))dibenzoicacid (CAS 2098914-21-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C26H18O4. Molecular weight: 394.42 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C26H18O4 |
| Molecular Weight | 394.42 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.) | 1997 |
Related Dimethyl Standards
- Dimethyl4',5'-diethynyl-[1,1':2',1''-terphenyl]-4,4''-dicarboxylate (CAS 1670924-15-8)
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- N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)quinoline-8-sulfonamide (CAS 296771-78-3)
- 2-[4,5-Dimethyl-2-(3-oxazol-2-yl-phenoxymethyl)-cyclohexa-1,4-dienyl]-3-methoxy-N-methyl-acrylamide (CAS 1230664-32-0)
- N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-(2-(dimethylamino)ethoxy)benzamide (CAS 1853-99-2)
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Recommended Standards
- 2-{[(2s)-1-{[(9h-fluoren-9-yl)methoxy]carbonyl}pyrrolidin-2-yl]formamido}acetic acid (CAS 250695-65-9)
- 5-(4-Fluorophenyl)-3-hydroxy-4-(4-methylbenzoyl)-1-(thiazol-2-yl)-1H-pyrrol-2(5H)-one (CAS 374697-83-3)
- 2',5'-Bis(prop-2-yn-1-yloxy)-[1,1':4',1''-terphenyl]-4,4''-dicarbaldehyde (CAS 2585189-58-6)
- 3-(Benzyloxy)-N-(sec-butyl)benzamide (CAS 908551-06-4)
- 2-(2-(3-Fluorophenyl)pyrrolidin-1-yl)acetic acid (CAS 1018125-98-8)
- 2-(4-(Trifluoromethoxy)phenyl)propan-2-amine hydrochloride (CAS 1797943-59-9)
- 2-Amino-2-(3,3-difluorocyclobutyl)acetonitrile hydrochloride (CAS 1215071-18-3)
- 4-Methylcyclohexane-1,3-dione (CAS 14203-46-4)
- 2-Bromo-4-methoxynicotinamide (CAS 1936258-64-8)
- Semaglutide-d8 Tetratrifluoroacetate (CAS CATO-C4X-222617)
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