5,5'-(Naphthalene-2,7-diyl)di(isophthalic acid) CAS 1426343-45-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1426343-45-4 |
| Molecular Formula | C26H16O8 |
| Molecular Weight | 456.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,5'-(Naphthalene-2,7-diyl)di(isophthalic acid) (CAS 1426343-45-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H16O8. Molecular weight: 456.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C26H16O8 |
| Molecular Weight | 456.40 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Related Naphthalene Standards
- 5,5'-(Naphthalene-2,6-diyl)diisophthalic acid (CAS 1119195-95-7)
- 5,5'-(Naphthalene-1,4-diyl)diisophthalic acid (CAS 1119196-01-8)
- Methyl 4-[4-(naphthalene-2-sulfonyl)piperazin-1-yl]-3-nitrobenzoate (CAS 478246-58-1)
- 2,2'-(Naphthalene-1,5-diylbis(oxy))bis(1-(4-chlorophenyl)ethan-1-one) (CAS 383148-10-5)
- 4,4'-(Naphthalene-2,7-diylbis(oxy))bis(3-(trifluoromethyl)aniline) (CAS 583829-58-7)
- 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)
- Naphthalene-2,3-diyl bis(trifluoromethanesulfonate) (CAS 125261-31-6)
Recommended Standards
- Zanamivir Impurity 1 (CAS 130525-58-5)
- (-)-Epicatechin-3-(3-O-methyl) gallate (CAS 83104-86-3)
- Dibenzo[g,p]chrysen-2,3,6,7,10,11,14,15-octaol (CAS 1246204-19-2)
- Methyl 3-(4-(trifluoromethyl)phenyl)-1H-pyrazole-5-carboxylate (CAS 192702-34-4)
- 2,2-Dimethyl-N-(pyrazin-2-ylmethyl)propan-1-amine (CAS 1342896-41-6)
- 2-(Chloromethyl)thiazole-4-carboxylic acid (CAS 842137-53-5)
- Ethyl 1-(2-cyanoethyl)piperidine-3-carboxylate (CAS 856213-57-5)
- (3,5-Dimethoxyphenyl)(6-methoxypyridin-2-yl)methanone (CAS 1187168-31-5)
- 4-(4,5-Dimethyl-1,3-dioxolan-2-yl)-2-methoxyphenol (CAS 63253-24-7)
- Semaglutide impurity 227 (CAS CATO-C4X-2226227)
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