2-Methyl-5-(2-thienyl)thieno[2,3-d]pyrimidin-4(3H)-one CAS 243669-49-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 243669-49-0 |
| Molecular Formula | C11H8N2OS2 |
| Molecular Weight | 248.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Methyl-5-(2-thienyl)thieno[2,3-d]pyrimidin-4(3H)-one (CAS 243669-49-0) pharmaceutical standards reference standard. Molecular formula: C11H8N2OS2. Molecular weight: 248.32 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C11H8N2OS2 |
| Molecular Weight | 248.32 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Methyl Standards
- 5-(5-Methyl-2-thienyl)thieno[2,3-d]pyrimidin-4-one, >97% (CAS 851116-03-5)
- 24043-97-8 Ethyl 2-(2-thienyl)-1,3-thiazole-4-carboxylate ethyl 2-(thiophen-2-yl)thiazole-4-carboxylate (CAS 24043-97-8)
- Methyl 2-(4-(3-thienyl)phenyl)propionate (CAS 108912-17-0)
- 1,4-Di(2-thienyl)-1,4-butanedione (CAS 13669-05-1)
- 2-(2-Thienyl)[1,3]oxazolo[5,4-b]pyridine-6-carboxylic acid (CAS 927801-34-1)
- 67804-95-9 4-(2-Thienyl)-6-(trifluoromethyl)pyrimidin-2(1H)-one MFCD12827450 (CAS 67804-95-9)
- 4-[5-(2-Thienyl)-1,3,4-thiadiazol-2-yl]piperidine (CAS 1105189-89-6)
- 2-(2-Thienyl)imidazo[1,2-a]pyridine-7-carboxylic Acid (CAS 928003-75-2)
Recommended Standards
- 2-Methyl-[1,2,4]triazolo[1,5-a]pyrazine (CAS 20914-69-6)
- 3-((4-Ethylpiperazin-1-yl)methyl)benzoic acid (CAS 919033-21-9)
- 2-Methoxy-N-((1-methylpyrrolidin-2-yl)methyl)benzamide (CAS 91487-95-5)
- (4-(3-Chlorophenyl)piperazin-1-yl)(4-((2-methylallyl)oxy)phenyl)methanone (CAS 915927-44-5)
- N-(3-cyano-5-phenylfuran-2-yl)-3-methylbenzamide (CAS 478033-47-5)
- 7-Bromo-2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepine (CAS 195986-87-9)
- Bis-(PEG6-acid)-SS (CAS 2055014-97-4)
- Methyl 4-(pyridin-2-yloxy)benzoate (CAS 153653-00-0)
- tert-butyl N-[2-(spiro[2.3]hexan-2-ylamino)cyclopentyl]carbamate (CAS 2297933-26-5)
- Semaglutide impurity 210 (CAS CATO-C4X-2226210)
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