22042-71-3 (p-Formylphenoxy)acetic acid Acetic acid, 2-(4-formylphenoxy)- Acetic acid, (4-formylphenoxy)- EINECS 244-749-3 CAS 22042-71-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22042-71-3 |
| Molecular Formula | C9H8O4 |
| Molecular Weight | 180.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
22042-71-3 (p-Formylphenoxy)acetic acid Acetic acid, 2-(4-formylphenoxy)- Acetic acid, (4-formylphenoxy)- EINECS 244-749-3 (CAS 22042-71-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H8O4. Molecular weight: 180.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H8O4 |
| Molecular Weight | 180.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related p Standards
- 2-(3-Formylphenoxy)acetic acid (CAS 37748-09-7)
- 2-(4-Formylphenoxy)acetamide (CAS 135857-20-4)
- 2-(2-Formylphenoxy)acetamide (CAS 24590-06-5)
- 3-(4-Formylphenoxy)propanenitrile (CAS 1175880-44-0)
- 2-(4-Formylphenoxy)propanenitrile (CAS 1247474-36-7)
- 3-(3-Formylphenoxy)propanenitrile (CAS 69384-01-6)
- 849015-95-8 2-(3-formylphenoxy)acetamide DTXSID20454607 (CAS 849015-95-8)
- 4-(3-Formylphenoxy)butanenitrile (CAS 1017090-33-3)
Recommended Standards
- β-D-Tagatopyranose (CAS 20197-42-6)
- 23147-59-3 3,6-Dihydroxy-1,4-dioxane-2,5-dimethanol DL-Glyceraldehyde Dimer DL-Glyceraldehyde, dimer (CAS 23147-59-3)
- β-D-Glucose (CAS 28905-12-6)
- 1-Chloro-2-fluoro-6-iodobenzene (CAS 348642-49-9)
- 3-(Benzenesulfonyl)-5-(3-methoxyphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine (CAS 685108-20-7)
- 7-Bromo-2-phenylbenzo[d]oxazole (CAS 1268137-13-8)
- tert-Butyl (3S,3aS,7aR)-3-hydroxyhexahydropyrano[3,2-b]pyrrole-1(2H)-carboxylate (CAS 1330766-33-0)
- [5-(methylsulfanyl)thiophen-2-yl]methanol (CAS 773868-47-6)
- 3-(Cyclopropylmethoxy)-5-fluorophenol (CAS 1243408-37-8)
- Semaglutide impurity 98 (CAS CATO-C4X-222698)
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