Dehydroepiandrosterone-d2 CAS 67034-83-7
| CAS No. | 67034-83-7 |
| Molecular Formula | - |
| Molecular Weight | 290.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Dehydroepiandrosterone-d2 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.
Dehydroepiandrosterone-d2 (CAS 67034-83-7) is a high-purity analytical reference standard with the molecular formula C19H26D2O2 and a molecular weight of 290.44 g/mol.
Based on its molecular formula C19H26D2O2, Dehydroepiandrosterone-d2 contains deuterium isotope labeling, a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 290.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C19H26D2O2 |
| Molecular Weight | 290.44 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
Related Dehydroepiandrosterone Standards
- Dehydroepiandrosterone (CAS 53-43-0)
- Dehydroepiandrosterone-D5 (DHEA-D5) (2,2,3,4,4-D5) (CAS 97453-25-3)
- Dehydroepiandrosterone-2,2,3,4,4,6-d6 (CAS 1261254-39-0)
- Dehydroepiandrosterone Sulfate (CAS 651-48-9)
- Dehydroepiandrosterone Glucuronide (CAS 5716-14-3)
- Dehydroepiandrosterone sulfate sodium salt (CAS 78590-17-7)
- Dehydroepiandrosterone Sulfate Sodium Salt-d6 (CAS 1261254-41-4)
Recommended Standards
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