N-(3,4-Dimethoxyphenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide CAS 578750-65-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 578750-65-9 |
| Molecular Formula | C20H23N3O4S2 |
| Molecular Weight | 433.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(3,4-Dimethoxyphenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 578750-65-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H23N3O4S2. Molecular weight: 433.54 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H23N3O4S2 |
| Molecular Weight | 433.54 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related N Standards
- N-(2,4-Dimethoxyphenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 578756-18-0)
- N-(3,5-Dimethoxyphenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 575460-08-1)
- (E)-4-(3-(2,4-dimethoxyphenyl)acryloyl)phenyl 3-nitrobenzoate (CAS 331461-70-2)
- 5-(3,4-Dimethoxyphenyl)-3-hydroxy-4-(5-methylfuran-2-carbonyl)-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 439947-71-4)
- (1R)-1-(3,4-Dimethoxyphenyl)-4-hydroxy-2-cyclohexene-1-ethanol 1-(4-Methylbenzenesulfonate) (CAS 866394-50-5)
- N-(3,4-dimethoxyphenyl)-2-oxo-1-(3-(trifluoromethyl)benzyl)-1,2-dihydropyridine-3-carboxamide (CAS 339027-73-5)
- 1-(2,4-Dimethoxyphenyl)-3-(6-methoxy-3,4-dihydro-1H-pyrido[3,4-b]indol-2(9H)-yl)pyrrolidine-2,5-dione (CAS 1169874-04-7)
- 6-{[3-(3,4-dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}-3-phenyl-3H,6H,7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one (CAS 1040644-99-2)
Recommended Standards
- Fmoc-4-cyclohexyl-piperidine-4-carboxylic acid, 98% (CAS 882847-21-4)
- N-(3-fluoro-4-(4-tosylpiperazin-1-yl)phenyl)pentanamide (CAS 478260-28-5)
- 4-(1,3-Dithiolan-2-yl)-2-methoxy-6-nitrophenyl 4-(tert-butyl)benzoate (CAS 298215-43-7)
- 2-(1-Aminocyclobutyl)-1h-imidazole-4-carboxylic acid (CAS 1110909-14-2)
- 2-Chloro-5-fluoro-4-(trifluoromethyl)benzenamine (CAS 1805524-30-4)
- Sodium 2,4,6-trimethylbenzenesulfonate (CAS 6148-75-0)
- 2,2-Bis(trifluoromethyl)-1,3-dioxolane (CAS 1765-26-0)
- (2,2-Dimethyl-1,3-dioxolane-4,5-diyl)dimethanol (CAS 25432-12-6)
- N’-methylpyridine-3-carboximidamide dihydrochloride (CAS 856211-98-8)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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