5-(4-methylphenyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one CAS 17509-21-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 17509-21-6 |
| Molecular Formula | C13H10N2OS |
| Molecular Weight | 242.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-methylphenyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 17509-21-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H10N2OS. Molecular weight: 242.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H10N2OS |
| Molecular Weight | 242.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related methylphenyl Standards
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- 3-(4-Methylphenyl)-[1,2,4]triazolo[4,3-b]pyridazine-6-thiol (CAS 1351620-57-9)
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Recommended Standards
- 9-Benzyl-1H-purine-6(9H)-thione (CAS 17447-84-6)
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- (E)-N-[(2,4-Dichlorophenyl)methyl]-N''-phenyl-N'-(propan-2-yl)guanidine (CAS 338414-80-5)
- (6-(4-((4-Chlorophenyl)sulfonyl)piperazin-1-yl)pyridin-3-yl)boronic acid (CAS 1003043-43-3)
- 1-((3,4-Dimethylphenyl)sulfonyl)piperidin-4-amine hydrochloride (CAS 1831010-87-7)
- 3,5-Dichloro-2-methoxy-4,6-dimethyl-benzaldehyde (CAS 883532-81-8)
- 3-(4-Methoxyphenyl)-2-((4-methylbenzyl)thio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 477332-81-3)
- 2-Fluorobenzyl isothiocyanate (CAS 64382-80-5)
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