5-(3-Methoxyphenyl)thieno[2,3-d]pyrimidin-4(3H)-one CAS 282104-83-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 282104-83-0 |
| Molecular Formula | C13H10N2O2S |
| Molecular Weight | 258.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3-Methoxyphenyl)thieno[2,3-d]pyrimidin-4(3H)-one (CAS 282104-83-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H10N2O2S. Molecular weight: 258.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H10N2O2S |
| Molecular Weight | 258.30 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxyphenyl Standards
- 1-(3-Methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (CAS 1082367-21-2)
- 1-(4-Methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (CAS 1082437-05-5)
- 6-(4-Methoxyphenyl)imidazo[2,1-b]thiazole-5-carbaldehyde (CAS 134670-26-1)
- 5-(4-methoxyphenyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 17537-76-7)
- 3-(4-Methoxyphenyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 338750-50-8)
- 6-((2-Methoxyphenyl)thio)-1H-purine (CAS 646510-04-5)
- 6-((3-Methoxyphenyl)thio)-1H-purine (CAS 646510-06-7)
- 6-((4-Methoxyphenyl)thio)-1H-purine (CAS 646510-08-9)
Recommended Standards
- 5-((6-Methyl-1H-benzo[d]imidazol-2-yl)thio)furan-2-carbaldehyde (CAS 842957-71-5)
- 4-Phenyl-2H-1,2,3-benzothiadiazine 1,1-dioxide (CAS 20434-72-4)
- 4-Cyano-N-phenylbenzenesulfonamide (CAS 56768-46-8)
- (2-Propylthiazol-4-yl)methanamine hydrochloride (CAS 1255718-29-6)
- Methyl 4-[(4-piperidinyloxy)methyl]benzoatehydrochloride (CAS 1220034-19-4)
- 3-(Trifluoromethyl)pyridine-2-thiol (CAS 104040-74-6)
- 2-bromo-1-(1-methyl-2-oxabicyclo[2.2.1]heptan-4-yl)ethanone (CAS 2452343-36-9)
- 3-(4-Methoxyphenyl)-[1,2,4]triazolo[3,4-a]phthalazin-6(5H)-one (CAS 87540-94-1)
- 3-(Furan-3-yl)-4-methyl-1h-pyrazol-5-amine (CAS 1311185-34-8)
- Neuropeptide Y (2-36) (human, rat) trifluoroacetate salt (CAS 123139-39-9)
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