N-(5-chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide CAS 1040662-76-7
| CAS No. | 1040662-76-7 |
| Molecular Formula | C23H20ClN3O3S2 |
| Molecular Weight | 486.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 486.01 g/mol gives N-(5-chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-(5-chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040662-76-7) is a high-purity analytical reference standard with the molecular formula C23H20ClN3O3S2 and a molecular weight of 486.01 g/mol.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, N-(5-chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 486.01 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures N-(5-chloro-2-methoxyphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide 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 | C23H20ClN3O3S2 |
| Molecular Weight | 486.01 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; 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.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related N Standards
- N-(4-Chloro-2-methoxy-5-methylphenyl)-2-({3-methyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide (CAS 1040634-93-2)
- N-(3-chloro-4-methoxyphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040662-69-8)
- N-(3-Chloro-4-methoxyphenyl)-2-{[3-methyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide (CAS 1111265-59-8)
- 3-Chloro-N-cyclohexyl-N-(2-((2-methyl-5-nitrophenyl)amino)-2-oxoethyl)benzo[b]thiophene-2-carboxamide (CAS 332156-43-1)
- 2-Chloro-4-(methylsulfonyl)-N-(4-((3-(trifluoromethyl)phenyl)thio)phenyl)benzamide (CAS 339104-86-8)
- Ethyl 2-{2-[3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-amido]-1,3-thiazol-4-yl}benzoate (CAS 250713-88-3)
- 2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-6,7-dimethoxy-4H-3,1-benzothiazin-4-imine (CAS 338959-70-9)
- 1-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N-[(1Z)-{[(4-nitrophenyl)methoxy]amino}methylidene]piperidine-4-carboxamide (CAS 337919-72-9)
Recommended Standards
- 2-(4-Ethoxynaphthalen-1-yl)-4,6-bis(trichloromethyl)-1,3,5-triazine (CAS 69432-41-3)
- Ethyl 2-(4-(4-chlorophenyl)piperazin-1-yl)-4,5-diphenyl-1H-pyrrole-3-carboxylate (CAS 400081-89-2)
- Nefazodone Impurity 6 (CAS 98159-82-1)
- tert-Butyl (1-(4-(5-chloro-3-phenyl-1,6-naphthyridin-2-yl)phenyl)cyclobutyl)carbamate (CAS 1032349-99-7)
- 3-[(3-phenoxyphenyl)methylidene]-1h,2h,3h-cyclopenta[b]quinoline-9-carboxylic acid (CAS 726157-23-9)
- Ethyl (1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)carbamate (CAS 10077-97-1)
- (4-Aminophenyl)(4-(dimethylamino)piperidin-1-yl)methanone (CAS 50534-08-2)
- Sitagliptin Impurity 86 (CAS 1246961-45-4)
- 2-Amino-5-(2-bromo-5-ethoxybenzylidene)thiazol-4(5H)-one (CAS 430464-20-3)
- (S)-2-((3,3-Dimethyl-3,4-dihydroisoquinolin-1-yl)amino)propanoic acid (CAS 187884-90-8)
- 7-Methyl-1,7-diazaspiro[4.5]decan-6-one (CAS 92628-12-1)
- 3-[[[4-(Acetylamino)phenyl]thio]methyl]-5-amino-4-cyano-2-thiophenecarboxylicacid ethylester (CAS 1180837-73-3)
- 1-(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)-N-methylmethanamine hydrochloride (CAS 21398-54-9)
- Pancreatic Polypeptide (rat) (CAS 90419-12-8)
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