6-Ethyl-2-mercapto-3-(3-methoxypropyl)thieno[2,3-d]pyrimidin-4(3h)-one CAS 749902-05-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 749902-05-4 |
| Molecular Formula | C12H16N2O2S2 |
| Molecular Weight | 284.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6-Ethyl-2-mercapto-3-(3-methoxypropyl)thieno[2,3-d]pyrimidin-4(3h)-one (CAS 749902-05-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C12H16N2O2S2. Molecular weight: 284.40 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C12H16N2O2S2 |
| Molecular Weight | 284.40 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Ethyl Standards
- 5-ethyl-2-mercapto-3-(2-methoxyethyl)-6-methylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 743452-33-7)
- 2-Mercapto-3-(2-methoxyphenyl)quinazolin-4(3H)-one (CAS 1031-67-0)
- (5E)-2-Mercapto-5-[(5-methyl-2-furyl)methylene]-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 341943-56-4)
- 2-Mercapto-3-(3-methoxy-phenyl)-3H-quinazolin-4-one (CAS 56671-19-3)
- N-(4-(5-Mercapto-1,3,4-oxadiazol-2-yl)phenyl)ethanesulfonamide (CAS 917561-81-0)
- (5E)-2-Mercapto-5-[(1-methyl-1H-pyrrol-2-yl)-methylene]-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 893345-42-1)
- (5-Mercapto-4-phenyl-4H-1,2,4-triazol-3-yl)(phenyl)methanol (CAS 21358-25-8)
- 2-(4-Benzyl-5-mercapto-4H-1,2,4-triazol-3-yl)phenol (CAS 312319-66-7)
Recommended Standards
- Leucomethylene Blue (CAS 613-11-6)
- 5-[(4-Methylphenyl)sulfanyl]-4-phenyl-1,2,3-thiadiazole (CAS 338398-44-0)
- N-((2,3,4,9-Tetrahydro-1H-carbazol-6-yl)methyl)pentanamide (CAS 852137-98-5)
- (S)-1-(3-(5-Oxo-1-phenyl-2-thioxoimidazolidin-4-yl)propyl)guanidine (CAS 29635-93-6)
- 3’,4’,5’-Trifluoroacetophenone (CAS 220141-73-1)
- Methyl 3-imino-3-methoxypropanoate hydrochloride (CAS 133871-48-4)
- Benzo[c]isoxazole-4-carboxylic acid (CAS 716362-22-0)
- 2-(2-(2-Chloro-5-(trifluoromethyl)phenoxy)ethyl)-1,3-dioxolane (CAS 1443303-77-2)
- Ulopterol (Peucedanol methyl ether) (CAS 28095-18-3)
- D-Ala35-Tirzepatide (CAS CATO-CPTD788904)
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