4-(4-Carboethoxyphenyl)-2-methyl-1-butene CAS 731772-92-2
| CAS No. | 731772-92-2 |
| Molecular Formula | C14H18O2 |
| Molecular Weight | 218.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-(4-Carboethoxyphenyl)-2-methyl-1-butene (CAS 731772-92-2), molecular formula C14H18O2 and molecular weight 218.29 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H18O2, 4-(4-Carboethoxyphenyl)-2-methyl-1-butene contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 218.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 4-(4-Carboethoxyphenyl)-2-methyl-1-butene 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 | C14H18O2 |
| Molecular Weight | 218.29 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1986 |
Related Carboethoxyphenyl Standards
- 4-(3-Carboethoxyphenyl)-2-methyl-1-butene (CAS 127356-56-3)
- 3-Carboethoxyphenyl cyclopropyl ketone (CAS 878745-20-1)
- 3-(3-Carboethoxyphenyl)-2-chloro-1-propene (CAS 148252-48-6)
- 3-(2-Carboethoxyphenyl)-2-chloro-1-propene (CAS 731772-78-4)
- 3-Carboethoxyphenyl cyclobutyl ketone (CAS 898790-54-0)
- 3-(4-Carboethoxyphenyl)-2-methyl-1-propene (CAS 514821-16-0)
- 4-(3-Carboethoxyphenyl)-1-butene (CAS 731772-84-2)
- 4-(4-Carboethoxyphenyl)-1-butene (CAS 591760-20-2)
Recommended Standards
- 4-(2-Methylpiperidine-1-carbonyl)aniline (CAS 436095-31-7)
- 4-(4-Methoxy-2,3,6-trimethylphenyl)but-3-en-2-one (CAS 54757-47-0)
- 4-((Dimethylamino)methyl)-1,2-dimethyl-1H-indol-5-ol (CAS 802029-39-6)
- 4-(4-Methylpiperidine-1-carbonyl)aniline (CAS 79868-20-5)
- 4-Chloroquinolin-3-ol Hydrochloride (CAS 1803603-55-5)
- 1-(4-Methanesulfinylphenyl)ethan-1-one (CAS 32361-73-2)
- 2,3-Dihydro-1h-indene-1-sulfonyl chloride (CAS 1248712-81-3)
- Ilmofosine (CAS 83519-04-4)
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