Methyl 2-(2-methoxyphenyl)-2-methylpropanoate CAS 40801-03-4
| CAS No. | 40801-03-4 |
| Molecular Formula | C12H16O3 |
| Molecular Weight | 208.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Methyl 2-(2-methoxyphenyl)-2-methylpropanoate.
Methyl 2-(2-methoxyphenyl)-2-methylpropanoate (CAS 40801-03-4), molecular formula C12H16O3 and molecular weight 208.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H16O3, Methyl 2-(2-methoxyphenyl)-2-methylpropanoate 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 208.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), Methyl 2-(2-methoxyphenyl)-2-methylpropanoate 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 | C12H16O3 |
| Molecular Weight | 208.25 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
Related Methyl Standards
- 4-(4-Methoxyphenyl)tetrahydro-2H-pyran-4-ol (CAS 1023937-37-2)
- 3-(3-Methoxyphenyl)-2,2-dimethylpropanoic acid (CAS 1225532-71-7)
- Methyl 2-(4-methoxyphenyl)butanoate (CAS 131343-07-2)
- 3-(2-Methoxyphenyl)-2-methylbutanoic acid (CAS 1537077-35-2)
- 2-(3-Methoxyphenyl)-3-methylbutanoic acid (CAS 51632-35-0)
- 3-(2-Methoxyphenyl)-2,2-dimethylpropanoic acid (CAS 566157-50-4)
- 3-(3-Methoxyphenyl)-3-methylbutanoic acid (CAS 33214-36-7)
- 3-(4-methoxyphenyl)pentanoic acid (CAS 30211-63-3)
Recommended Standards
- Methyl (S)-3-(benzyloxy)-2-methylpropanoate (CAS 74924-27-9)
- Methyl 2-(2-methylpropoxy)benzoate (CAS 21018-09-7)
- Methyl (2,3,5-trimethylphenoxy)acetate (CAS 95450-49-0)
- Methyl 2-(3-methoxyphenyl)-2-methylpropanoate (CAS 32454-33-4)
- 3-ethoxy-7-oxaspiro[3.5]nonan-1-amine (CAS 1803599-07-6)
- 2-Bromo-6-(difluoromethyl)nicotinic acid (CAS 1105985-14-5)
- 6-Bromo-4-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1638767-32-4)
- 2-(((5-Methylfuran-2-yl)thio)methyl)benzamide (CAS 62688-32-8)
- 10-(1-Aminocyclopropyl)-9-Fluoro-2,3-Dihydro-3-Methyl-7-Oxo-7H-Pyrido[1,2,3-De]-1,4-Benzoxazine-6-Carboxylicacid (CAS 127045-37-8)
- (5-amino-2,4-dimethylphenyl)methanol (CAS 1334148-06-9)
- 2,4-Dimethylpiperidin-4-ol (CAS 1550821-91-4)
- 2-(2-Ethyl-1,3-thiazol-4-yl)acetonitrile (CAS 1210155-66-0)
- 3-Phenyl-5,6-dihydropyridin-2(1H)-one (CAS 151068-16-5)
- HA Peptide (CAS 92000-76-5)
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