2-Methylthieno[3,2-d]pyrimidin-4(3H)-one CAS 18678-13-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18678-13-2 |
| Molecular Formula | C7H6N2OS |
| Molecular Weight | 166.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Methylthieno[3,2-d]pyrimidin-4(3H)-one (CAS 18678-13-2) pharmaceutical standards reference standard. Molecular formula: C7H6N2OS. Molecular weight: 166.20 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H6N2OS |
| Molecular Weight | 166.20 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methylthieno Standards
- 6-Methylthieno[3,2-d]pyrimidin-4(3H)-one (CAS 108134-21-0)
- 4-Methylthieno[3,2-d][1,2,3]diazaborinin-1(2H)-ol (CAS 58157-75-8)
- N-Methylthieno[2,3-d]pyrimidin-2-amine (CAS 1263282-74-1)
- 5-Methylthieno[2,3-d]pyrimidin-4-amine (CAS 13145-89-6)
- 2-Methylthieno[2,3-D]Pyrimidin-4-Amine (CAS 60703-75-5)
- 6-Methylthieno[2,3-d]pyrimidin-4-amine (CAS 885269-52-3)
- 7-Methylthieno[2,3-c]pyridin-5-ol (CAS 118487-65-3)
- 4-Methylthieno[3,2-c]pyridin-6(5H)-one (CAS 118487-83-5)
Recommended Standards
- 2h,3h,4h-Pyrido[4,3-b][1,4]thiazin-3-one (CAS 18504-86-4)
- (R)-8-Fluoro-2-methyl-1,2,3,4-tetrahydroquinoxaline (CAS 1932085-80-7)
- 1H-pyrido[2,3-b][1,4]thiazin-2(3H)-one (CAS 18504-81-9)
- silver oxide (CAS 11113-88-5)
- N-(2-bromophenyl)benzofuran-2-carboxamide (CAS 462094-73-1)
- 3-(Methoxycarbonyl)-1,1-dimethylpiperidin-1-ium bromide (CAS 60296-01-7)
- 2-Methyl-6-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-4(2H)-one (CAS 1956319-95-1)
- 4-Fluoropyridin-3-amine (CAS 106080-41-5)
- 3-Cyclobutoxypropane-1-sulfonyl chloride (CAS 1411520-33-6)
- Semaglutide impurity 200 (CAS CATO-C4X-2226200)
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