5-(5-Methyl-2-thienyl)thieno[2,3-d]pyrimidin-4-one, >97% CAS 851116-03-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 851116-03-5 |
| Molecular Formula | C11H8N2OS2 |
| Molecular Weight | 248.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(5-Methyl-2-thienyl)thieno[2,3-d]pyrimidin-4-one, >97% (CAS 851116-03-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H8N2OS2. Molecular weight: 248.32 g/mol. Batch-specific COA and technical support are available on request.
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.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Methyl Standards
- 2-Methyl-5-(2-thienyl)thieno[2,3-d]pyrimidin-4(3H)-one (CAS 243669-49-0)
- 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
- 5-(4-Isopropylphenyl)-3-methyl-5-oxovaleric acid (CAS 951893-25-7)
- 5-(Benzo[d]oxazol-2-yl)-1,3,4-oxadiazol-2-ol (CAS 83058-94-0)
- 5-(4-Isobutylphenyl)-5-oxopentanoic acid (CAS 91121-69-6)
- 4-Methoxy-N-(3-(trifluoromethyl)phenyl)benzenesulfonamide (CAS 346691-55-2)
- 2-Amino-6-tert-butyl-N-(2,4-dimethoxyphenyl)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (CAS 587851-01-2)
- 3-(((4-Methylpyrimidin-2-yl)amino)methyl)benzoic acid (CAS 1271189-38-8)
- Methyl 5-cyano-6-(2,3-dimethylphenoxy)-2-methylnicotinate (CAS 303146-47-6)
- Tetrathiafulvalene (CAS 31366-25-3)
- 1-(2-Bromo-4-fluorophenyl)ethan-1-ol (CAS 261711-20-0)
- His-Cyclic-Semaglutide (CAS CATO-C4X-2226182)
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