4-Amino-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-ethynylpyrimidin-2(1H)-one CAS 65223-78-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65223-78-1 |
| Molecular Formula | C11H13N3O5 |
| Molecular Weight | 267.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Amino-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-ethynylpyrimidin-2(1H)-one (CAS 65223-78-1) pharmaceutical standards reference standard. Molecular formula: C11H13N3O5. Molecular weight: 267.24 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C11H13N3O5 |
| Molecular Weight | 267.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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.) | 1975 |
| Nitrogen Atoms | 3 |
Related Amino Standards
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Recommended Standards
- 4-(5,7-Dimethyl-4,6-dioxo-4,5,6,7-tetrahydroisoxazolo[3,4-d]pyrimidin-3-yl)butanoic acid (CAS 65709-14-0)
- 4-fluoro-N-(5-nitro-1,3-thiazol-2-yl)benzamide (CAS 326-05-6)
- 4-(4-Methyl-2,6-dinitrophenyl)morpholine (CAS 60145-72-4)
- 2-[4-(4H-1,2,4-triazol-4-yl)phenyl]ethan-1-amine (CAS 714568-70-4)
- 2-(3-Azabicyclo[3.3.1]nonan-9-yl)-N-(furan-2-ylmethyl)acetamide (CAS 1422142-44-6)
- 2-Acetylpyridine (CAS 1122-62-9)
- (2-amino-4,5,6,7-tetrahydro-1-benzothien-3-yl)(4-bromophenyl)methanone (CAS 247206-87-7)
- Benzo[c][1,2,5]selenadiazole-4-sulfonyl chloride (CAS 959578-50-8)
- 9-(4-Formylphenyl)-9H-carbazole-3,6-dicarbaldehyde (CAS 1782957-87-2)
- Tirzepatide Impurity 51 (CAS CATO-C4X-324051)
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