5-(4-Hydroxyphenyl)-5-oxopentanoic acid CAS 4648-94-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4648-94-6 |
| Molecular Formula | C11H12O4 |
| Molecular Weight | 208.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Hydroxyphenyl)-5-oxopentanoic acid (CAS 4648-94-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H12O4. Molecular weight: 208.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H12O4 |
| Molecular Weight | 208.21 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.) | 1958 |
Related Hydroxyphenyl Standards
- Methyl 2-[1-(2-hydroxyphenyl)ethylidene]-1-hydrazinecarboxylate (CAS 1199787-75-1)
- Methyl 2-(2-hydroxyphenyl)-3-methoxyprop-2-enoate (CAS 125808-20-0)
- 5-(4-Hydroxyphenyl)-2,2-dimethyl-1,3-dioxolan-4-one (CAS 173192-07-9)
- Ethyl 3-(2-hydroxyphenyl)-3-oxopropanoate (CAS 23008-77-7)
- Ethyl 3-(3-Hydroxyphenyl)-3-oxopropanoate (CAS 77103-49-2)
- Methyl 2-[1-(3-hydroxyphenyl)ethylidene]-1-hydrazinecarboxylate (CAS 303148-72-3)
- Methyl 2-[1-(4-hydroxyphenyl)ethylidene]-1-hydrazinecarboxylate (CAS 78930-30-0)
- Ethyl 3-(4-hydroxyphenyl)-3-oxopropanoate (CAS 77103-47-0)
Recommended Standards
- 5-(3,4-Dihydroxybenzyl)dihydrofuran-2(3H)-one (CAS 21618-92-8)
- 5-(But-2-en-1-yl)-2,3,4-trihydroxybenzaldehyde (CAS 94008-46-5)
- 5-(2-Hydroxyethyl)-3,4-dimethylpyrano[2,3-c]pyrazol-6(2H)-one (CAS 67056-50-2)
- 2,6-Bis(trifluoromethyl)-1H-indole (CAS 1067188-92-4)
- N-(3-aminopropyl)-5-chloro-1H-indole-2-carboxamide (CAS 1795328-25-4)
- 6-Bromo-2-oxo-1,2-dihydroquinoline-3-carboxylic acid (CAS 99465-06-2)
- N-methyl-3-(pyridin-2-yl)piperidine-3-carboxamide (CAS 1316227-46-9)
- (1-Dimethylaminomethyl-1H-imidazol-2-yl)-diphenyl-methanol (CAS 1029773-22-5)
- 4-Amino-6-hydroxy-2-methylpyrimidine (CAS 767-16-8)
- Peptide Impurity 09 X TFA Salt (CAS CATO-CPTD788809)
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