4-hydroxy-2-mercapto-5-methyl-7H-pyrano[2,3-d]pyrimidin-7-one CAS 100856-85-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 100856-85-7 |
| Molecular Formula | C8H6N2O3S |
| Molecular Weight | 210.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-hydroxy-2-mercapto-5-methyl-7H-pyrano[2,3-d]pyrimidin-7-one (CAS 100856-85-7) pharmaceutical standards reference standard. Molecular formula: C8H6N2O3S. Molecular weight: 210.21 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8H6N2O3S |
| Molecular Weight | 210.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related hydroxy Standards
- 4-Hydroxy-2-methylthieno[2,3-d]pyrimidine-5-carboxylic acid (CAS 1216288-05-9)
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Recommended Standards
- Lemborexant Impurity 95 (CAS 3070371-42-2)
- 2-(Methylthio)-6-nitrobenzo[d]oxazole (CAS 101084-55-3)
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- 4-Amino-N-isobutyl-5-(pyrrolidine-1-carbonyl)isothiazole-3-carboxamide (CAS 1326925-80-7)
- 2-(2,6-dioxo-3-piperidyl)-5-(3-prop-2-ynoxypropyl)isoindoline-1,3-dione (CAS 2589697-91-4)
- 1-(2,6-Dimethylphenyl)propan-2-one (CAS 205826-75-1)
- N-((1,3-Dimethyl-1H-pyrazol-4-yl)methyl)-1-isopropyl-1H-pyrazol-4-amine hydrochloride (CAS 1855945-26-4)
- Nintedanib Impurity 162 (CAS CATO-C4X-1814162)
- 1-Chloro-3-ethynyl-2-fluorobenzene (CAS 1341512-63-7)
- Peptide Fmoc-Thi-Thi-OH (CAS CATO-CPTD788552)
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