4,4'-(Naphthalene-1,4-diylbis(ethyne-2,1-diyl))dibenzoicacid CAS 2098914-46-4
| CAS No. | 2098914-46-4 |
| Molecular Formula | C28H16O4 |
| Molecular Weight | 416.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4,4'-(Naphthalene-1,4-diylbis(ethyne-2,1-diyl))dibenzoicacid.
4,4'-(Naphthalene-1,4-diylbis(ethyne-2,1-diyl))dibenzoicacid (CAS 2098914-46-4) is a high-purity analytical reference standard with the molecular formula C28H16O4 and a molecular weight of 416.42 g/mol.
Based on its molecular formula C28H16O4, 4,4'-(Naphthalene-1,4-diylbis(ethyne-2,1-diyl))dibenzoicacid contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 416.42 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.
CATO manufactures 4,4'-(Naphthalene-1,4-diylbis(ethyne-2,1-diyl))dibenzoicacid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C28H16O4 |
| Molecular Weight | 416.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Naphthalene Standards
- Naphthalene-1,3,6-trisulfonyl trichloride (CAS 67294-61-5)
- Naphthalene-2,3-diyl bis(trifluoromethanesulfonate) (CAS 125261-31-6)
- Naphthalene-1,4-diyl bis(trifluoromethanesulfonate) (CAS 152873-78-4)
- 4-(Naphthalene-2-sulfonamido)phenyl benzoate (CAS 301336-65-2)
- 8-Benzyl-4-(naphthalene-2-carbonyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326809-22-6)
- 8-Benzyl-4-(naphthalene-1-carbonyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326811-55-5)
- 4,4'-(Naphthalene-1,4-diyl)bis(2-hydroxybenzoic acid) (CAS 2250341-24-1)
- 2,2'-(Naphthalene-1,5-diylbis(oxy))bis(1-phenylethan-1-one) (CAS 319482-15-0)
Recommended Standards
- 2-((2-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-oxoethyl)thio)-6-phenyl-4-(trifluoromethyl)nicotinonitrile (CAS 311810-05-6)
- 5,7-Dihydroxy-2-(4-hydroxy-3-(4-hydroxy-3-methylbutyl)phenyl)-3,6-dimethoxy-4H-chromen-4-one (CAS 84294-77-9)
- {3-[(benzoyloxy)methyl]-4-oxo-3,4-dihydro-2H-1-benzopyran-3-yl}methyl benzoate (CAS 29107-27-5)
- 6-(Ethylthio)-1-phenyl-4-(3-(trifluoromethyl)phenoxy)-1H-pyrazolo[3,4-d]pyrimidine (CAS 478247-50-6)
- 2-Amino-6-chloro-3-fluorobenzaldehyde (CAS 1596699-61-4)
- 5-(2-aminoethyl)-1,3-thiazol-2-amine (CAS 105774-05-8)
- 2-Chloro-8-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde (CAS 303024-75-1)
- Venetoclax Impurity 102 (CAS CATO-C4X-2495102)
- 2,5-Diethoxy-4-(p-tolylthio)aniline (CAS 68400-48-6)
- (5-Methyl-6-thiomorpholinopyridin-3-yl)boronic acid (CAS 928160-89-8)
- 1-(6-Chloro-1H-pyrrolo[3,2-c]pyridin-3-yl)ethan-1-one (CAS 1260381-71-2)
- 1-(3-Nitro-4-((2-(2-(pyridin-2-yl)thiazol-4-yl)ethyl)amino)phenyl)ethan-1-one (CAS 861211-08-7)
- Ixazomib Impurity 3 (CAS CATO-C4X-12673)
- Palmitoyl Tripeptide-5 TFA (CAS 623172-55-4（free base）)
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 18665070610 / Nicole.chen@cato-chem.com