Fosaprepitant Impurity 19 CAS 1623-07-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1623-07-0 |
| Molecular Formula | C7H9O4P |
| Molecular Weight | 188.12 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Fosaprepitant Impurity 19 (CAS 1623-07-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H9O4P. Molecular weight: 188.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H9O4P |
| Molecular Weight | 188.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
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Recommended Standards
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- 2-(4-Amino-1,3-dioxoisoindolin-2-yl)acetonitrile (CAS 1016683-43-4)
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- 2,3-dihydro-3-oxo-1H-indene-4-carbonitrile (CAS 215362-26-8)
- N-(3-bromo-2-nitrophenyl)acetamide (CAS 99233-18-8)
- [14-31]-Semaglutide (CAS CATO-C4X-2226262)
Why CATO?
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