4-[2-(4-phenoxyphenoxy)ethoxy]benzoic acid CAS 929975-44-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 929975-44-0 |
| Molecular Formula | C21H18O5 |
| Molecular Weight | 350.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-[2-(4-phenoxyphenoxy)ethoxy]benzoic acid (CAS 929975-44-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H18O5. Molecular weight: 350.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H18O5 |
| Molecular Weight | 350.36 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related phenoxyphenoxy Standards
- 6-[1-Methyl-2-(4-phenoxyphenoxy)ethoxy]-3-pyridinol (CAS 168844-46-0)
- N-(4-(2-(4-Phenoxyphenoxy)thiazol-5-yl)but-3-yn-2-yl)acetamide (CAS 903886-81-7)
- 3-(2-Oxo-3-(4-phenoxyphenoxy)pyrrolidin-1-yl)benzoic acid (CAS 649773-88-6)
- 6-(4-Phenoxyphenoxy)pyridine-3-carboxylic acid (CAS 1181458-42-3)
- 2-(4-Phenoxyphenoxy)isonicotinic acid (CAS 1199215-62-7)
- (6-(4-Phenoxyphenoxy)pyridin-3-yl)methanamine (CAS 953715-71-4)
- 5-(4-phenoxyphenoxy)pentanoic acid (CAS 1039915-71-3)
- 4-[(4-Phenoxyphenoxy)methyl]piperidine (CAS 946713-79-7)
Recommended Standards
- 4-(4-Methoxyphenyl)-N-(4-(trifluoromethyl)phenyl)thiazol-2-amine (CAS 860644-60-6)
- 5-(4-Phenoxybutoxy)psoralen (CAS 870653-45-5)
- 3-Phenyl-5-((3-(trifluoromethyl)benzyl)thio)-4H-1,2,4-triazol-4-amine (CAS 674788-29-5)
- 2-[(1R,2R,6R)-2-Hydroxy-3-methylene-6-(1-methylethenyl)cyclohexyl]-5-pentyl-1,3-benzenediol (CAS 380495-68-1)
- 4-(Cyclohexylmethyl)-2-methylphenol (CAS 1243452-72-3)
- 3-((tert-Butoxycarbonyl)(methyl)amino)-2,2-dimethylpropanoic acid (CAS 1199775-03-5)
- 5337-61-1 6-heptyl-3-(3-methyl-2-butenyl)gentisaldehyde AR-1H1779 (CAS 5337-61-1)
- 4-(Aminomethyl)-5-(cyanomethyl)-2-(difluoromethyl)nicotinonitrile (CAS 1806853-62-2)
- (1R,2S,3R,4R,6R)-4-(((tert-Butyldiphenylsilyl)oxy)methyl)-6-methoxycyclohexane-1,2,3-triol (CAS 143249-53-0)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
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