2-((3,3-Dimethyl-2-oxobutyl)thio)-3-(4-methoxyphenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one CAS 477331-67-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 477331-67-2 |
| Molecular Formula | C23H26N2O3S2 |
| Molecular Weight | 442.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-((3,3-Dimethyl-2-oxobutyl)thio)-3-(4-methoxyphenyl)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 477331-67-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C23H26N2O3S2. Molecular weight: 442.59 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C23H26N2O3S2 |
| Molecular Weight | 442.59 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Dimethyl Standards
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- 2,6-Dimethyl-3,5-Diethoxycarbonyl-4-(O-Difluoromethylsulfonylphenyl)-1,4-Dihydropyridine (CAS 84761-75-1)
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Recommended Standards
- (Sa,S,S)-iPr-SpiroBOX (CAS 940880-71-7)
- 3-(4-Methoxyphenyl)-2-(((tetrahydro-2H-pyran-2-yl)methyl)thio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 618431-95-1)
- (S)-SW IV-52 (CAS 846550-95-6)
- 3α,21-Dihydroxy-5α-pregnan-20-one (CAS 567-02-2)
- n1-(4-Methoxybenzyl)cyclohexane-1,4-diamine dihydrochloride (CAS 1286265-71-1)
- Heptane, 3-(dimethoxymethyl)- (CAS 14250-95-4)
- 2-Chloro-4-(methoxycarbonyl)benzoic acid (CAS 431888-57-2)
- 4-(4,6-Dichloro-1,3,5-triazin-2-yl)-N,N-diphenylaniline (CAS 20354-36-3)
- 4-(5-Chloro-2-methoxyphenyl)-1h-pyrazol-5-amine (CAS 93506-03-7)
- Acetyl Hexapeptide-38 (CAS 1400634-44-7)
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