4-Carboethoxy-3-(2,3-dimethylphenyl)propiophenone CAS 898769-26-1
| CAS No. | 898769-26-1 |
| Molecular Formula | C20H22O3 |
| Molecular Weight | 310.39 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-Carboethoxy-3-(2,3-dimethylphenyl)propiophenone (CAS 898769-26-1), molecular formula C20H22O3 and molecular weight 310.39 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Carboethoxy-3-(2,3-dimethylphenyl)propiophenone (C20H22O3) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 310.39 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 4-Carboethoxy-3-(2,3-dimethylphenyl)propiophenone 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 | C20H22O3 |
| Molecular Weight | 310.39 g/mol |
| Appearance | Pale yellow to 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Carboethoxy Standards
- 2-Carboethoxy-3-(2,5-dimethylphenyl)propiophenone (CAS 898794-92-8)
- 2-Carboethoxy-3-(2,6-dimethylphenyl)propiophenone (CAS 898754-49-9)
- 2-Carboethoxy-3-(3,4-dimethylphenyl)propiophenone (CAS 898778-99-9)
- 3-Carboethoxy-3-(2,3-dimethylphenyl)propiophenone (CAS 898769-23-8)
- 3-Carboethoxy-3-(2,4-dimethylphenyl)propiophenone (CAS 898793-73-2)
- 3-Carboethoxy-3-(2,5-dimethylphenyl)propiophenone (CAS 898794-94-0)
- 3-Carboethoxy-3-(3,5-dimethylphenyl)propiophenone (CAS 898780-35-3)
- 4-Carboethoxy-3-(3,4-dimethylphenyl)propiophenone (CAS 898779-05-0)
Recommended Standards
- 4-[2-Phenyl-6-(pyrrolidin-1-yl)pyrimidin-4-yl]morpholine (CAS 339019-29-3)
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- 4-Methoxy-3-((2-(pyridin-3-yl)piperidin-1-yl)methyl)benzaldehyde (CAS 374766-08-2)
- 4,4'-(Naphthalene-1,4-diyl)dianiline (CAS 956980-39-5)
- ethyl 3-cyclobutyl-2-oxo-1,3-oxazolidine-5-carboxylate (CAS 2117088-50-1)
- 5-(2,3,4-Trimethoxyphenyl)pentanoic acid (CAS 859785-14-1)
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