4,4’-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid CAS 217077-89-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 217077-89-9 |
| Molecular Formula | C24H14O4 |
| Molecular Weight | 366.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4’-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid (CAS 217077-89-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C24H14O4. Molecular weight: 366.37 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
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.) | 2019 |
Related Phenylenebis Standards
- 3,3'-(1,3-Phenylenebis(ethyne-2,1-diyl))dibenzoic acid (CAS 1224935-34-5)
- 4,4'-(1,2-Phenylenebis(ethyne-2,1-diyl))dibenzoic acid (CAS 1258419-74-7)
- 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
- 4-(4-(Benzo[d][1,3]dioxol-5-yl)-5-(pyridin-2-yl)-1H-imidazol-2-yl)benzonitrile (CAS 301836-34-0)
- Benzyl 4-(benzo[d][1,3]dioxol-5-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 296262-59-4)
- 4-(2-(3-(5-Ethyl-1,3,4-oxadiazol-2-yl)phenoxy)acetamido)benzamide (CAS 946275-52-1)
- 1-Benzyl-5-methyl-1H-indole-3-carbaldehyde (CAS 1134334-45-4)
- 3-(2-Bromophenyl)piperidin-2-one (CAS 1784007-12-0)
- 3-(Pyridazin-4-yl)cyclohex-3-enamine (CAS 324575-72-6)
- 2-Chloro-5-methyl-5,6,7,8-tetrahydroquinolin-5-ol (CAS 1429914-12-4)
- N-(2-(1H-Imidazol-4-yl)ethyl)-6-aminonicotinamide (CAS 827587-99-5)
- 3-(4-Methyl-5-sulfanyl-4h-1,2,4-triazol-3-yl)-1lambda6-thiolane-1,1-dione (CAS 869464-88-0)
- MCH-Gene-Overprinted-Polypeptide-14 (rat) (H-4746.0500) (CAS 182917-44-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com