N-(3-Fluorophenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine CAS 70059-64-2
| CAS No. | 70059-64-2 |
| Molecular Formula | C16H14FN3S |
| Molecular Weight | 299.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C16H14FN3S, N-(3-Fluorophenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 299.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
N-(3-Fluorophenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine (CAS 70059-64-2) is a high-purity analytical reference standard with the molecular formula C16H14FN3S and a molecular weight of 299.37 g/mol.
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-(3-Fluorophenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine 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 | C16H14FN3S |
| Molecular Weight | 299.37 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related N Standards
- 5-(4-Fluorophenyl)-3-phenyl-4,5-dihydro-1H-pyrazole-1-carbothioamide (CAS 1072069-72-7)
- 2-(2-Fluorophenyl)-N,N-dimethyl-5-(thiophen-2-yl)pyrimidin-4-amine (CAS 823796-20-9)
- 3-Benzyl-4-(4-fluorophenyl)-5-(methylthio)-4H-1,2,4-triazole (CAS 868256-13-7)
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- Methyl 1-(4-fluorophenyl)-2-phenylpyrrolidine-3-carboxylate (CAS 1956380-42-9)
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Recommended Standards
- N-((1-Cyclohexyl-1H-tetrazol-5-yl)methyl)-2-phenylacetamide (CAS 921104-47-4)
- N-(9H-Fluoren-2-yl)-4-methylbenzamide (CAS 74925-70-5)
- N-((1-(p-Tolyl)-1H-tetrazol-5-yl)methyl)cyclohexanecarboxamide (CAS 921073-83-8)
- N,n-diphenyl-cinnamamide (CAS 50395-70-5)
- 4-Methyl-N-(thietan-3-yl)thiophen-3-amine (CAS 1849384-11-7)
- 1,2-Bis(phenylsulfinyl)ethanepalladium(II) acetate 858971-43-4 1,2-BIS(PHENYLSULFINYL)ETHANE PALLADIUM(II) ACETATE;1,2-BIS(PHENYLSULFINYL)ETHANE PALLADIUM(II) DIACETATE;CHRISTINA WHITE CATALYST;WHITE CATALYST;1,2-Bis(phenylsulfinyl)ethanepalladium(II) acetate SC10501 (CAS 858971-43-4)
- 3,4-Dichloro-1H-pyrazolo[4,3-c]pyridine (CAS 1956382-95-8)
- (4-Chlorophenyl)(2-(thiomorpholinomethyl)phenyl)methanone (CAS 898781-76-5)
- 4-Hydroxy-4-(2-(methylsulfonyl)thiazol-5-yl)cyclohexan-1-one (CAS 1228652-65-0)
- 2-(4-((4-Bromo-2-fluorophenoxy)methyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2246646-40-0)
- 3-(2,4-Difluorophenyl)pyrrolidine (CAS 1092108-80-9)
- Methyl 4-[(4-cyanoanilino)methylene]-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate (CAS 477865-63-7)
- 5-Cyclopropylbenzo[d][1,3]dioxole (CAS 29574-42-3)
- Semaglutide impurity 81 (CAS CATO-C4X-222681)
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