4-Chloro-2-ethyl-5-phenylthieno[2,3-d]pyrimidine CAS 1042511-49-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1042511-49-8 |
| Molecular Formula | C14H11ClN2S |
| Molecular Weight | 274.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-2-ethyl-5-phenylthieno[2,3-d]pyrimidine (CAS 1042511-49-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H11ClN2S. Molecular weight: 274.77 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H11ClN2S |
| Molecular Weight | 274.77 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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- 2-Chloro-N-cyclohexylpyridine-3-sulfonamide (CAS 1155912-23-4)
- Ethyl 2-(4-chloro-2-(methylthio)pyrimidin-5-yl)-2-methylpropanoate (CAS 1201362-85-7)
- 2-(((5-Chloro-1,2,3-thiadiazol-4-yl)methyl)(cyclopentyl)amino)acetamide (CAS 1210126-98-9)
- 2-(1-((5-Chloro-1,2,3-thiadiazol-4-yl)methyl)piperidin-4-yl)acetamide (CAS 1222983-01-8)
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Recommended Standards
- 3-Amino-4-chloro-N-cyclopentylbenzenesulfonamide (CAS 1017410-44-4)
- 1-(4-Chlorobenzyl)-1H-benzimidazole-2-thiol (CAS 100622-93-3)
- 898772-47-9 5-Chloro-1-[5-(1,3-dioxolan-2-yl)thiophen-2-yl]pentan-1-one DTXSID80641894 (CAS 898772-47-9)
- 2-(Methylthio)-1-(phenylsulfonyl)-4,5-dihydro-1H-imidazole (CAS 868216-40-4)
- 2,6-Difluoro-3-iodoaniline (CAS 1806272-91-2)
- 2-(3-Chloro-2-ethylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2621936-84-1)
- 2-(2-Piperazin-1-ylethyl)-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3-dione dihydrochloride (CAS 136369-09-0)
- N-(4-Fluoro-5-methyl-2-nitrophenyl)acetamide (CAS 97398-89-5)
- 3-Methoxy-4-(1H-purin-8-yl)benzamide (CAS 89469-10-3)
- Insulin Degludec Impurity 28 (CAS CATO-C4X-215728)
Why CATO?
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