6-Ethyl-2-mercapto-5-methyl-3-(4-methyl-benzyl)-3H-thieno[2,3-d]pyrimidin-4-one CAS 571159-02-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 571159-02-9 |
| Molecular Formula | C17H18N2OS2 |
| Molecular Weight | 330.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Ethyl-2-mercapto-5-methyl-3-(4-methyl-benzyl)-3H-thieno[2,3-d]pyrimidin-4-one (CAS 571159-02-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H18N2OS2. Molecular weight: 330.47 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H18N2OS2 |
| Molecular Weight | 330.47 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.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Ethyl Standards
- 2-mercapto-3-(2-methoxyphenyl)-3,5,6,7-tetrahydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one (CAS 497078-59-8)
- (5E)-2-Mercapto-5-(1-naphthylmethylene)-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 61442-32-8)
- 2-Mercapto-4-(2-methoxyphenyl)-6-(p-tolyl)nicotinonitrile (CAS 917561-70-7)
- 2-Mercapto-3-(2-methoxy-5-methyl-phenyl)-5,6-dimethyl-3H-thieno[2,3-d]pyrimidin-4-one (CAS 734542-99-5)
- 6-Ethyl-2-mercapto-3-(3-methoxy-phenyl)-5-methyl-3H-thieno[2,3-d]pyrimidin-4-one (CAS 554425-49-9)
- 2-mercapto-3-(3-methoxypropyl)-6,7-dihydro-5H-thiopyrano[3’,2’:4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 793716-06-0)
- 2-mercapto-3-(2-phenylethyl)-3,5,6,7-tetrahydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one (CAS 351005-68-0)
- 2-Mercapto-3-phenyl-3,5,6,7,8,9-hexahydro-10-thia-1,3-diaza-benzo[a]azulen-4-one (CAS 59898-71-4)
Recommended Standards
- 4,4-Benzylidenedi-2,5-xylidine (CAS 6370-33-8)
- N-((2-(tert-butylthio)ethyl)carbamoyl)-4-methylbenzenesulfonamide (CAS 866008-88-0)
- 4-(Ethylsulfanyl)-11,13-dimethyl-N-(prop-2-en-1-yl)-8-thia-3,5,10-triazatricyclo[7.4.0.0^{2,7}]trideca-1(13),2(7),3,5,9,11-hexaen-6-amine (CAS 478065-73-5)
- 4-hydrazinylcinnoline (CAS 16401-27-7)
- 1-Cyclohexylpentan-1-ol (CAS 7338-43-4)
- Ethyl 2-methyl-4H-furo[3,2-b]pyrrole-5-carboxylate (CAS 80709-78-0)
- rel-Methyl (3R,7aR)-3-(fluoromethyl)tetrahydro-1H-pyrrolizine-7a(5H)-carboxylate (CAS 2621938-15-4)
- Sildenafil impurity 264 (CAS 2725318-34-1)
- Methyl 5-Aminopyrimidine-2-carboxylate (CAS 73418-88-9)
- D-Phe22-Tirzepatide (CAS CATO-CPTD788912)
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