Isopropyl 2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetate CAS 577762-90-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 577762-90-4 |
| Molecular Formula | C15H20N2O3S2 |
| Molecular Weight | 340.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Isopropyl 2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetate (CAS 577762-90-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H20N2O3S2. Molecular weight: 340.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H20N2O3S2 |
| Molecular Weight | 340.46 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 5,11-Diethyl-6,12-dimethyl-5,11-dihydroindolo[3,2-b]carbazole (CAS 849831-02-3)
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- 4-Methyl-N-{[4-methyl-5-(propylsulfanyl)-4H-1,2,4-triazol-3-yl]methyl}benzene-1-sulfonamide (CAS 338953-99-4)
- Ethyl 2-aminohept-6-enoate (CAS 1342363-71-6)
- Methyl 7-methyl-2,4-dioxo-1-(2-phenylethyl)-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate (CAS 1324060-47-0)
- N-(4-Nitrophenyl)pyrimidin-5-amine (CAS 157911-59-6)
- 2',5'-Difluoro-5-(trifluoromethyl)-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261973-28-7)
- 3-Methoxy-4-((1-methyl-4-nitro-1H-pyrazol-3-yl)oxy)benzaldehyde (CAS 1429418-15-4)
- (Ethynyl-d)benzene 3240-11-7 Phenylacetylene-d (CAS 3240-11-7)
- [His]1+12-Semaglutide (CAS CATO-C4X-2226178)
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