4-(4-Carboxyphenoxy)phthalic acid CAS 7717-74-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7717-74-0 |
| Molecular Formula | C15H10O7 |
| Molecular Weight | 302.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Carboxyphenoxy)phthalic acid (CAS 7717-74-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H10O7. Molecular weight: 302.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H10O7 |
| Molecular Weight | 302.24 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
Related Carboxyphenoxy Standards
- 5-(2-Carboxyphenoxy)isophthalic acid (CAS 1361345-85-8)
- 3-(3-Carboxyphenoxy)phthalic acid (CAS 1826827-36-4)
- 3-(4-Carboxyphenoxy)phthalic acid (CAS 198330-12-0)
- 5-(4-Carboxyphenoxy)isophthalic acid (CAS 60893-67-6)
- 5-((4-Carboxyphenoxy)methyl)isophthalic acid (CAS 2115107-14-5)
- 5-(4-Carboxyphenoxy)nicotinic acid (CAS 1777822-70-4)
- 2-(4-Carboxyphenoxy)benzoic Acid (CAS 37407-16-2)
- 1,6-Bis(4-carboxyphenoxy)hexane (CAS 74774-53-1)
Recommended Standards
- 3,7,8,3',4'-Pentahydroxyflavone (CAS 489-58-7)
- 4,8-Diamino-1,2,5,6-tetrahydroxy-9,10-anthracenedione (CAS 6370-88-3)
- 3,5-dinitro-N-(pyridin-3-ylmethyl)benzamide (CAS 58624-47-8)
- 4-(2-aminoethyl)-3-hydroxybenzoic acid hydrobromide (CAS 1803584-58-8)
- 6-Chloro-2-(chloromethyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 87779-02-0)
- 2-(2-(Trifluoromethoxy)phenyl)-1,3,4-oxadiazole (CAS 1427460-77-2)
- 4,4'-(4-(4-(Decyloxy)phenyl)pyridine-2,6-diyl)dianiline (CAS 2694833-06-0)
- 4,8-dimethyl-1,2,3,4-tetrahydroquinoline (CAS 871900-71-9)
- 1-Chloro-2-cyclohexylbenzene (CAS 91766-85-7)
- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
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