2-甲基-1,3-丁二烯-1-<SUP>13</SUP>C CAS 628728-91-6
| CAS No. | 628728-91-6 |
| Molecular Formula | C4[13C]H8 |
| Molecular Weight | 69.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C4[13C]H8, 2-甲基-1,3-丁二烯-1-<SUP>13</SUP>C contains an organic framework; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 69.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
2-甲基-1,3-丁二烯-1-<SUP>13</SUP>C (CAS 628728-91-6), molecular formula C4[13C]H8 and molecular weight 69.11 g/mol, is a CATO reference standard with documented purity and traceability.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C4[13C]H8 |
| Molecular Weight | 69.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1985 |
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