3,3-Dimethyl-1-((9-methyl-5H-thiochromeno[4,3-d]pyrimidin-2-yl)thio)butan-2-one CAS 478246-91-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 478246-91-2 |
| Molecular Formula | C18H20N2OS2 |
| Molecular Weight | 344.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,3-Dimethyl-1-((9-methyl-5H-thiochromeno[4,3-d]pyrimidin-2-yl)thio)butan-2-one (CAS 478246-91-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H20N2OS2. Molecular weight: 344.49 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H20N2OS2 |
| Molecular Weight | 344.49 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.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 2-Phenyl-4-(2,2,6,6-tetramethylpiperidin-1-yl)quinoline (CAS 853310-59-5)
- 3-Boc-9-benzyl-3,9-diazaspiro[5,5]undecane (CAS 929302-01-2)
- 2-(4-(tert-Butyl)phenyl)-N-cyclopentylquinolin-4-amine (CAS 853310-51-7)
- 5-Chloro-2-methyl-N-(thiazol-5-ylmethyl)aniline (CAS 1343815-55-3)
- 4-amino-1-methyl-2,5-dihydro-1H-imidazol-2-one (CAS 1190594-65-0)
- 4-Bromo-5-isopropyl-1H-indazole (CAS 610796-21-9)
- 3-[2-(Diethylamino)Ethoxy]-1-[3-(Trifluoromethyl)Phenyl]-1H-Indazole (CAS 21487-13-8)
- 4-(1-Pyrrolidinylmethyl)piperidine (CAS 683772-11-4)
- 2-Amino-5-methylnicotinonitrile (CAS 38076-78-7)
- Semaglutide Impurity 165 (CAS CATO-C4X-2226165)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com