7-(4-Methoxyphenyl)-2-[3-methyl-4-(3-methylphenyl)piperazin-1-yl]-3H,4H-thieno[3,2-d]pyrimidin-4-one CAS 1226441-31-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1226441-31-1 |
| Molecular Formula | C25H26N4O2S |
| Molecular Weight | 446.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-(4-Methoxyphenyl)-2-[3-methyl-4-(3-methylphenyl)piperazin-1-yl]-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 1226441-31-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C25H26N4O2S. Molecular weight: 446.56 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C25H26N4O2S |
| Molecular Weight | 446.56 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Methoxyphenyl Standards
- Methyl 3-((4-(4-methoxyphenyl)piperazin-1-yl)sulfonyl)benzo[b]thiophene-2-carboxylate (CAS 899725-36-1)
- N-((2-(4-Methoxyphenyl)thiazol-4-yl)methyl)-2-(6-oxo-3-phenylpyridazin-1(6H)-yl)propanamide (CAS 1219902-83-6)
- 5,12-Bis(4-methoxyphenyl)-5,12-dihydroquinoxalino[2,3-b]quinoxaline (CAS 2361129-08-8)
- 1-(4-Methoxyphenyl)-4-(4-(pyrazolo[1,5-a]pyridine-3-carbonyl)piperazine-1-carbonyl)pyrrolidin-2-one (CAS 1396766-11-2)
- 3-(2-(4-(2-Methoxyphenyl)piperazin-1-yl)ethyl)-1,5-dimethyl-1H-pyrimido[5,4-b]indole-2,4(3H,5H)-dione (CAS 133399-70-9)
- 4-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}-1-[1-(4-methoxyphenyl)cyclopropanecarbonyl]piperidine (CAS 1775352-82-3)
- N-(2-((4-(2-Methoxyphenyl)piperazin-1-yl)sulfonyl)ethyl)-2-phenoxypropanamide (CAS 897611-30-2)
- 4-Methoxyphenyl 4-O-(b-D-galactopyranosyl)-β-D-glucopyranoside (CAS 150412-80-9)
Recommended Standards
- 4-Phenyl-N-(2-(thiophene-2-carbonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)tetrahydro-2H-pyran-4-carboxamide (CAS 1207006-46-9)
- 2-[4-(2,5-Dimethylphenyl)piperazin-1-yl]-7-(4-methoxyphenyl)-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 1226443-42-0)
- 2-Cyanophenothiazine Impurity 2 (CAS CATO-C4X-29072)
- 1-[(4-Methylphenyl)methoxy]-2-phenyl-1H-1,3-benzodiazole (CAS 338791-36-9)
- 2-(3,4-difluorophenyl)-1,3-thiazole-5-carboxylic acid (CAS 1156584-82-5)
- 2-Amino-3-hydroxycyclopent-2-en-1-one hydrochloride (CAS 82659-07-2)
- Tegoprazan impurity 52 (CAS 69829-55-6)
- 4,6-Bis((2-chlorobenzyl)thio)cinnoline (CAS 6957-47-7)
- Perfluorophenyl 5-(dimethylamino)naphthalene-1-sulfonate (CAS 663175-92-6)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
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