Ethyl 4-(2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamido)benzoate CAS 1040682-29-8
| CAS No. | 1040682-29-8 |
| Molecular Formula | C24H21N3O4S2 |
| Molecular Weight | 479.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Ethyl 4-(2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamido)benzoate (CAS 1040682-29-8), molecular formula C24H21N3O4S2 and molecular weight 479.57 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C24H21N3O4S2, Ethyl 4-(2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamido)benzoate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 479.57 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
CATO manufactures Ethyl 4-(2-((3-methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamido)benzoate 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 | C24H21N3O4S2 |
| Molecular Weight | 479.57 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Recommended Standards
- Methyl 4-(2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamido)benzoate (CAS 1040661-66-2)
- N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-2-((3-methyl-4-oxo-7-(p-tolyl)-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1111292-29-5)
- Ethyl 3-[2-({3-methyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamido]benzoate (CAS 1040633-52-0)
- 3,5-Di(1-pyrenyl)pyridine (CAS 1246467-58-2)
- 2-{[4-(chlorosulfonyl)phenyl]formamido}acetic acid (CAS 155493-93-9)
- 2-Methoxy-3H-indol-3-one (CAS 613-44-5)
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- 7-Bromo-2-(2,6-dimethoxyphenyl)-2,3-dihydroquinolin-4(1H)-one (CAS 882854-43-5)
- 7-BROMO-3-HYDROXYISOINDOLIN-1-ONE (CAS 1936016-08-8)
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- 1-(4-Chloropent-4-en-1-yl)-3-methylbenzene (CAS 1143461-39-5)
- Insulin Degludec Impurity 26 (CAS CATO-C4X-215726)
Why CATO?
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