NitrosamineICHOn Request
Letermovir Nitroso Impurity 1
Nitrosamine impurity standard for letermovir antiviral ICH M7 risk assessment and regulatory compliance.
CAS Number
N/A
Molecular Formula
C22H21F4N5O4
Molecular Weight
495.43 g/mol
Category
Nitrosamine
Pharmacopoeia
ICH
Storage
−20 °C, dark
Component StructureC22H21F4N5O4
Carbon (22)
Hydrogen (21)
Nitrogen (5)
Fluorine (4)
Oxygen (4)
| Parameter | Specification |
|---|---|
| Product Name | Letermovir Nitroso Impurity 1 |
| CAS Number | N/A |
| Molecular Formula | C22H21F4N5O4 |
| Molecular Weight | 495.43 g/mol |
| Category | Nitrosamine |
| Pharmacopoeia | ICH |
| Appearance | Yellow to off-white solid |
| Solubility | Soluble in DMSO |
| Storage | −20 °C, dark |
| Availability | On Request |
| CoA Provided | Yes — with every shipment |
| SDS Available | Yes |