| CAS No. | 94844-37-8 |
| Molecular Formula | C12H24O3Si |
| Molecular Weight | 244.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of (E)-4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-butenoic Acid Ethyl Ester is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(E)-4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-butenoic Acid Ethyl Ester (CAS 94844-37-8), molecular formula C12H24O3Si and molecular weight 244.40 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (E)-4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-butenoic Acid Ethyl Ester (C12H24O3Si) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 244.40 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), (E)-4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-butenoic Acid Ethyl Ester 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.
| Molecular Formula | C12H24O3Si |
| Molecular Weight | 244.40 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1984 |