3-(4-Ethoxyphenyl)-5,6-dimethyl-2-sulfanylthieno[2,3-d]pyrimidin-4(3h)-one CAS 65234-07-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65234-07-3 |
| Molecular Formula | C16H16N2O2S2 |
| Molecular Weight | 332.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(4-Ethoxyphenyl)-5,6-dimethyl-2-sulfanylthieno[2,3-d]pyrimidin-4(3h)-one (CAS 65234-07-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H16N2O2S2. Molecular weight: 332.44 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H16N2O2S2 |
| Molecular Weight | 332.44 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Ethoxyphenyl Standards
- Butyl 4-(4-ethoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 300799-48-8)
- 3-(3-(4-Ethoxyphenyl)-1,2,4-oxadiazol-5-yl)quinolin-4(1H)-one (CAS 1081139-76-5)
- 5-(2-Ethoxyphenyl)-3-(1-phenyl-1H-1,2,3-triazol-4-yl)-1,2,4-oxadiazole (CAS 1251625-00-9)
- 6-(4-Ethoxyphenyl)-4-(1H-indol-3-yl)-2,3,4,5-tetrahydropyridazin-3-one (CAS 78860-86-3)
- N1-(4-Ethoxyphenyl)-N2-(3-(2-oxopyrrolidin-1-yl)propyl)oxalamide (CAS 899956-33-3)
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- N-(4-Ethoxyphenyl)-2,2-diphenylacetamide (CAS 23105-48-8)
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Recommended Standards
- 3-(4-(4-Oxo-5-(thiophen-2-ylmethylene)-4,5-dihydrothiazol-2-yl)piperazin-1-yl)propanenitrile (CAS 405920-50-5)
- 3-(tert-Butyl)-1-ethyl-4-phenyl-1,4-dihydroindeno[1,2-c]pyrazol-4-ol (CAS 56767-27-2)
- 3-(3-Methoxypropyl)-6-phenyl-2-sulfanyl-3h,4h-thieno[2,3-d]pyrimidin-4-one (CAS 757221-93-5)
- 2-Bromo-N-(3-chloro-4-methoxyphenyl)acetamide (CAS 883517-55-3)
- 4-((3-(Trifluoromethyl)pyridin-2-yl)oxy)benzenesulfonamide (CAS 874839-24-4)
- 1-(m-Tolyl)propan-1-amine (CAS 1178741-79-1)
- 3-(Difluoromethyl)-5-hydroxypicolinamide (CAS 1806779-68-9)
- (R)-1-(3-Chlorophenyl)-2-methylpropan-1-amine hydrochloride (CAS 1391479-99-4)
- 3-Benzoylbenzoic Acid (CAS 579-18-0)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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 13829788188 / jacky.chen@cato-chem.com