Calcitriol impurity 47 CAS 599165-21-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 599165-21-6 |
| Molecular Formula | C42H80O3Si3 |
| Molecular Weight | 717.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Calcitriol impurity 47 (CAS 599165-21-6) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C42H80O3Si3. Molecular weight: 717.34 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C42H80O3Si3 |
| Molecular Weight | 717.34 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1984 |
Related Calcitriol Standards
- Calcitriol impurity 56 (CAS CATO-C4X-151056)
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- Calcitriol Impurity 22 (CAS 200636-54-0)
- Calcitriol Impurity 13 (CAS 169900-32-7)
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- Calcitriol Impurity 20 (CAS CATO-C4X-151020)
Recommended Standards
- 1,1,2,2-Tetrakis(4-((trimethylsilyl)ethynyl)phenyl)ethene (CAS 741259-14-3)
- 5-Amino-8-((4-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-3-sulfophenyl)amino)-9,10-dioxo-9,10-dihydroanthracene-1,2-disulfonic acid (CAS 94087-01-1)
- 1,1′-[Dithiobis[2,1-ethanediyl(methylimino)-3,1-propanediyl]] ditetradecanoate (CAS 1436860-60-4)
- Papaverine Impurity 28 (CAS 20122-48-9)
- Suzetrigine Impurity 17 (CAS CATO-C4X-336917)
- 3,4-Dichloro-1,8-naphthyridine (CAS 72235-40-6)
- 4-(Chloromethyl)-1-ethoxy-4-methylhexane (CAS 1463472-56-1)
- N1-((Ethylimino)methylene)-N3,N3-dimethylpropane-1,3-diamine (CAS 1892‑57‑5)
- 3-Isopropyl-5-(piperidin-2-yl)-1,2,4-oxadiazole (CAS 915924-51-5)
- Semaglutide impurity 204 (CAS CATO-C4X-2226204)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com