1-(3-((5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)oxy)phenyl)ethan-1-one CAS 298207-77-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 298207-77-9 |
| Molecular Formula | C18H16N2O2S |
| Molecular Weight | 324.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(3-((5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)oxy)phenyl)ethan-1-one (CAS 298207-77-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H16N2O2S. Molecular weight: 324.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H16N2O2S |
| Molecular Weight | 324.40 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Tetrahydrobenzo Standards
- (E)-2-((2-(5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)hydrazineylidene)methyl)phenol (CAS 300815-15-0)
- N-(4,5,6,7-Tetrahydrobenzo[d]thiazol-2-yl)-3-(trifluoromethyl)benzamide (CAS 330189-70-3)
- N-(4,5,6,7-Tetrahydrobenzo[d]thiazol-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide (CAS 681167-16-8)
- N-(4,5,6,7-Tetrahydrobenzo[d]thiazol-2-yl)-3-(p-tolylthio)propanamide (CAS 895461-16-2)
- N-(4-(5,6,7,8-tetrahydrobenzo[d]imidazo[2,1-b]thiazol-2-yl)phenyl)acetamide (CAS 528889-16-9)
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Recommended Standards
- 1-(2-(Allylthio)-1H-benzo[d]imidazol-1-yl)-2-phenoxyethanone (CAS 373375-80-5)
- 1-(3-(Benzyloxy)thiophen-2-yl)-3-phenylurea (CAS 339009-50-6)
- 1-((2,5-Dimethoxy-4-methylphenyl)sulfonyl)-2-isopropyl-1H-imidazole (CAS 898640-29-4)
- 5,8-Bis(2,4-dichlorophenyl)-3-(trifluoromethyl)pyrido[2,3-d]pyridazine (CAS 439095-95-1)
- 1-(4-Chlorophenyl)-3-((4-cyclohexylphenyl)amino)propan-1-one (CAS 882748-68-7)
- 7-Chloro-5-isopropyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 926259-65-6)
- 2-Fluoro-3-methoxybenzohydrazide (CAS 1517213-24-9)
- 1-Butylquinazolin-4(1H)-one (CAS 16347-94-7)
- 4-Bromo-2-fluoro-6-(trifluoromethyl)phenol (CAS 1224604-17-4)
- endo-Gly31-Semaglutide (CAS CATO-C4X-2226282)
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