N-(2-Fluorophenyl)-2-{4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-3-yl}acetamide CAS 1105235-24-2
| CAS No. | 1105235-24-2 |
| Molecular Formula | C20H14FN3O2S |
| Molecular Weight | 379.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-(2-Fluorophenyl)-2-{4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-3-yl}acetamide is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
N-(2-Fluorophenyl)-2-{4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-3-yl}acetamide (CAS 1105235-24-2) is a high-purity analytical reference standard with the molecular formula C20H14FN3O2S and a molecular weight of 379.41 g/mol.
Structurally, N-(2-Fluorophenyl)-2-{4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-3-yl}acetamide (C20H14FN3O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 379.41 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(2-Fluorophenyl)-2-{4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-3-yl}acetamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H14FN3O2S |
| Molecular Weight | 379.41 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related N Standards
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- (4-(4-Fluorophenyl)-1,1-dioxido-4H-benzo[b][1,4]thiazin-2-yl)(phenyl)methanone (CAS 1114886-18-8)
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- 1-(4-{[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidin-1-yl)-2-phenylethan-1-one (CAS 1775495-02-7)
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