pTH (3-34) (bovine) CAS 51257-86-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51257-86-4 |
| Molecular Formula | C175H274N52O48S2 C2HF3O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
pTH (3-34) (bovine) (CAS 51257-86-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C175H274N52O48S2 C2HF3O2. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C175H274N52O48S2 C2HF3O2 |
| Molecular Weight | 4052.57 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 65.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 52 |
| Sulfur Atoms | 2 |
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- 2-(2-Bromo-1-phenylethylidene)malononitrile (CAS 4651-78-9)
- Semaglutide impurity 275 (CAS CATO-C4X-2226275)
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