Ethyl 3-methylbenzoate CAS 120-33-2
| CAS No. | 120-33-2 |
| Molecular Formula | C10H12O2 |
| Molecular Weight | 164.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 164.20 g/mol gives Ethyl 3-methylbenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Ethyl 3-methylbenzoate (CAS 120-33-2), a certified reference material (molecular formula C10H12O2, MW 164.20 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H12O2, Ethyl 3-methylbenzoate 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 164.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Ethyl 3-methylbenzoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H12O2 |
| Molecular Weight | 164.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Ethyl Standards
- Ethyl 2-methylbenzoate (CAS 87-24-1)
- Ethyl 4-Methylbenzoate (CAS 94-08-6)
- Phenyl 2-methylbenzoate (CAS 15813-38-4)
- Propyl 4-methylbenzoate (CAS 6976-69-8)
- Phenyl 4-methylbenzoate (CAS 1900-85-2)
- Potassium 4-methylbenzoate (CAS 16518-25-5)
- Sodium 4-methylbenzoate (CAS 17264-54-9)
- Benzyl 4-methylbenzoate (CAS 5467-99-2)
Recommended Standards
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