O-TBDPS-D-Thr-N-Boc-L-tert-Leu-Diphenylphosphine CAS 1264520-63-9
| CAS No. | 1264520-63-9 |
| Molecular Formula | C43H57N2O4PSi |
| Molecular Weight | 724.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of O-TBDPS-D-Thr-N-Boc-L-tert-Leu-Diphenylphosphine is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a phosphate ester group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
O-TBDPS-D-Thr-N-Boc-L-tert-Leu-Diphenylphosphine (CAS 1264520-63-9), molecular formula C43H57N2O4PSi and molecular weight 724.98 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, O-TBDPS-D-Thr-N-Boc-L-tert-Leu-Diphenylphosphine (C43H57N2O4PSi) contains a nitrogen-containing heterocyclic scaffold, an amide group, a phosphate ester group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.5, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 724.98 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), O-TBDPS-D-Thr-N-Boc-L-tert-Leu-Diphenylphosphine 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 | C43H57N2O4PSi |
| Molecular Weight | 724.98 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 16.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
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