6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(3H)-one CAS 98550-19-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 98550-19-7 |
| Molecular Formula | C7H6N4OS |
| Molecular Weight | 194.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(3H)-one (CAS 98550-19-7) pharmaceutical standards reference standard. Molecular formula: C7H6N4OS. Molecular weight: 194.21 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H6N4OS |
| Molecular Weight | 194.21 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Methylthio Standards
- 4-(Methylthio)isobenzofuran-1,3-dione (CAS 15533-50-3)
- 2-(Methylthio)pteridin-4(1H)-one (CAS 51826-23-4)
- 2-Methylthio-5-nitrobenzonitrile (CAS 74631-35-9)
- 7-(Methylthio)pyrimido[4,5-d]pyrimidin-4(3H)-one (CAS 91996-86-0)
- 2-(Methylthio)-4-(trifluoromethyl)pyrimidine (CAS 136547-20-1)
- 3-(4-(Methylthio)phenyl)acrylic acid (CAS 102016-58-0)
- 3-(4-(Methylthio)phenyl)-3-oxopropanal (CAS 1092306-46-1)
- (E)-3-(4-(Methylthio)phenyl)acrylic acid (CAS 140134-65-2)
Recommended Standards
- 6-(Furan-2-yl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 680623-57-8)
- 6-Acetyl-5H-thiazolo[3,2-a]pyrimidin-5-one (CAS 65692-03-7)
- 5-Nitrobenzo[b]thiophen-3-amine (CAS 348617-86-7)
- 5-Ethoxy-5-hydroxy-1-methylimidazolidin-2-one (CAS 705282-68-4)
- [3,3'-bipyridine]-5-carbonitrile (CAS 1802-33-1)
- N-(2,3-dichlorophenyl)-4-phenyl-1,2,3-thiadiazole-5-carboxamide (CAS 477857-85-5)
- 6-(4-Bromophenyl)-3-(piperidin-4-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1706456-49-6)
- Iopamidol Impurity 18 (CAS 130930-29-9)
- 1-(Pyridazin-3-yl)azetidin-3-ol (CAS 1339891-09-6)
- Tau Peptide (306-336) (Repeat 3 Domain) trifluoroacetate salt (CAS 330456-26-3)
Why CATO?
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com