8-(4-Heptyloxyphenyl)-8-oxooctanoic acid CAS 898792-25-1
| CAS No. | 898792-25-1 |
| Molecular Formula | C21H32O4 |
| Molecular Weight | 348.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 8-(4-Heptyloxyphenyl)-8-oxooctanoic acid (C21H32O4) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 348.48 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO supplies 8-(4-Heptyloxyphenyl)-8-oxooctanoic acid (CAS 898792-25-1), a certified reference material (molecular formula C21H32O4, MW 348.48 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 8-(4-Heptyloxyphenyl)-8-oxooctanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C21H32O4 |
| Molecular Weight | 348.48 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Heptyloxyphenyl Standards
- Ethyl 6-(4-heptyloxyphenyl)-6-oxohexanoate (CAS 898757-99-8)
- 7-(4-Heptyloxyphenyl)-7-oxoheptanoic acid (CAS 898792-23-9)
- Ethyl 8-(4-heptyloxyphenyl)-8-oxooctanoate (CAS 898758-03-7)
- Ethyl 4-(4-heptyloxyphenyl)-4-oxobutyrate (CAS 143134-90-1)
- 5-(4-Heptyloxyphenyl)-5-oxovaleric acid (CAS 898792-18-2)
- 2-(4-n-Heptyloxyphenyl)-5-n-nonylpyrimidine (CAS 57202-57-0)
- 6-(4-heptyloxyphenyl)-6-oxohexanoic acid (CAS 898792-37-5)
- 4-(4-Heptyloxyphenyl)-4-oxobutyric acid (CAS 143134-89-8)
Recommended Standards
- 6-Methyl-2-(4-(3-(piperidin-1-yl)propoxy)phenyl)indolizine (CAS 592466-60-9)
- Ataprost (CAS 83997-19-7)
- 5β-PREGNAN-17, 21-DIOL-3, 20-DIONE (CAS 566-42-7)
- Benzyl 2-Ethylhexyl Adipate (CAS 58394-64-2)
- 2-Methyl-1-(phenylsulfonyl)-1H-indole (CAS 80360-21-0)
- 5,6-Dimethyl-1H-indole-3-carbonyl chloride (CAS 159730-25-3)
- 3-Bromo-N,N-dimethylpyridin-4-amine (CAS 84539-35-5)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
- 1-(2-(5-Chlorothiophen-2-yl)-2-oxoethyl)-1h-1,2,4-triazole-3-carbonitrile (CAS 1197757-33-7)
- 4-Methyl-2-(methylsulfonyl)pyrimidine (CAS 77166-01-9)
- AST5902 Mesylate (CAS 2412155-75-8)
- N-((1-(hydroxymethyl)cyclohexyl)methyl)-4-methylbenzenesulfonamide (CAS 1216981-05-3)
- N-(2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pentanamide (CAS 2246633-90-7)
- Semaglutide impurity 55 (CAS CATO-C4X-222655)
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