Methyl 4-methoxy-2-(2-methoxy-2-oxoethyl)benzoate CAS 91497-75-5
| CAS No. | 91497-75-5 |
| Molecular Formula | C12H14O5 |
| Molecular Weight | 238.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 238.24 g/mol gives Methyl 4-methoxy-2-(2-methoxy-2-oxoethyl)benzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 4-methoxy-2-(2-methoxy-2-oxoethyl)benzoate (CAS 91497-75-5) is a high-purity analytical reference standard with the molecular formula C12H14O5 and a molecular weight of 238.24 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, Methyl 4-methoxy-2-(2-methoxy-2-oxoethyl)benzoate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 238.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), Methyl 4-methoxy-2-(2-methoxy-2-oxoethyl)benzoate 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 | C12H14O5 |
| Molecular Weight | 238.24 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, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1983 |
Related Methyl Standards
- 4-(2-Methoxy-2-oxoethoxy)-3,5-dimethylbenzoic acid (CAS 1039886-43-5)
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- 5-Methoxy-2-methyl-isophthalic acid dimethyl ester (CAS 13979-74-3)
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Recommended Standards
- Methyl 4-acetamido-5-amino-2-methoxybenzoate (CAS 77495-40-0)
- Methyl 5-(3-cyanophenyl)nicotinate (CAS 893735-12-1)
- Methyl 4-(isopropylamino)-3-nitrobenzoate (CAS 234751-02-1)
- Methyl 5-(4-cyanophenyl)nicotinate (CAS 893735-10-9)
- N-((1-ethyl-1H-imidazol-2-yl)methyl)propan-2-amine (CAS 886505-14-2)
- 3-Fluoro-5-(trifluoromethoxy)pyridin-4-amine (CAS 1361914-83-1)
- 5,6-Diamino-2-thioxo-2,3-dihydropyrimidin-4(1H)-one sulfate (CAS 117043-67-1)
- (6-Methyl-1,2,3,4,5,6-hexahydro-[2,4]bipyridinyl-4-yl)-pyrimidin-2-yl-amine (CAS 1316222-38-4)
- (R)-2-Amino-3-(2,5-difluorophenyl)propanoicacid (CAS 266360-61-6)
- 5-Amino-2-((6-methoxypyridin-3-yl)amino)pyrimidin-4(1H)-one (CAS 77961-35-4)
- Carbonyl chloride tris(triphenylphosphine)ruthenium(II) (CAS 16971-33-8)
- Laurycolactone A (CAS 85643-76-1)
- 2-(4-chloropyridin-2-yl)acetonitrile (CAS 1000515-40-1)
- SV40 Nuclear Transport Signal Peptide Analog (CAS 104914-40-1)
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