Emtricitabine Impurity 7 Potassium salt CAS 124356-72-5
| CAS No. | 124356-72-5 |
| Molecular Formula | C4H4FN3O |
| Molecular Weight | 129.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Emtricitabine Impurity 7 Potassium salt is closely related to an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Emtricitabine Impurity 7 Potassium salt (CAS 124356-72-5) is a high-purity analytical reference standard with the molecular formula C4H4FN3O and a molecular weight of 129.09 g/mol.
Based on its molecular formula C4H4FN3O, Emtricitabine Impurity 7 Potassium salt contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 129.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Emtricitabine Impurity 7 Potassium salt under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C4H4FN3O |
| Molecular Weight | 129.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Emtricitabine Standards
- Emtricitabine Impurity 29 (CAS 20747-49-3)
- Emtricitabine Impurity 28 (CAS CATO-C4X-123228)
- Emtricitabine Impurity 4 (CAS 145397-25-7)
- Emtricitabine impurity 49 (CAS CATO-C4X-123249)
- Emtricitabine impurity 54 (CAS 145397-26-8)
- Emtricitabine impurity 61 (CAS 1055312-45-2)
- Emtricitabine Impurity 22 (CAS CATO-C4X-123222)
- Emtricitabine Impurity 35 (CAS 1238210-14-4)
Recommended Standards
- 4-Amino-5-fluoropyrimidin-2-ol (CAS 117969-88-7)
- 5-Fluoro-6-hydroxypyridin-2(1H)-one (CAS 1296176-85-6)
- Hydantoin Impurity N9 (CAS 42579-28-2)
- 5-fluoro-4-imino-1,2,3,4-tetrahydropyrimidin-2-one (CAS 130256-61-0)
- 3-Fluoro-4-propoxybenzaldehyde (CAS 19415-48-6)
- 4-((4-Methoxyphenyl)sulfonyl)phenol (CAS 98116-80-4)
- Cerium(III) oxalate hydrate (CAS 15750-47-7)
- 9-(3,5-Dihydro-2H-benzo[e][1,4]dioxepin-3-yl)-6-iodo-9H-purine (CAS 918304-35-5)
- 3-[(2-Chloro-4-nitrophenoxy)methyl]benzoic acid (CAS 30880-72-9)
- 3-(Benzyloxy)-2-bromo-6-chloropyridine (CAS 2572514-03-3)
- 1-(3-(Trifluoromethyl)benzyl)-1H-1,2,4-triazole (CAS 115201-44-0)
- 5-[(Imidazol-1-yl)methyl]benzene-1,3-dicarboxylic acid (CAS 1393930-96-5)
- 1-(difluoromethyl)-1H-pyrazole-3-carboxylic acid (CAS 925179-02-8)
- Retatrutide (CAS 2381089-83-2)
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 18665070610 / Nicole.chen@cato-chem.com