1-((2R,3S,4S,5R)-3-Ethynyl-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione CAS 517893-32-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 517893-32-2 |
| Molecular Formula | C11H12N2O5 |
| Molecular Weight | 252.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
1-((2R,3S,4S,5R)-3-Ethynyl-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione (CAS 517893-32-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H12N2O5. Molecular weight: 252.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H12N2O5 |
| Molecular Weight | 252.22 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.) | 1984 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (R)-2-Acetamido-3-(4-nitrophenyl)propanoic acid (CAS 89615-73-6)
- 1-(2,6-Difluorobenzyl)-6-methylpyrimidine-2,4(1H,3H)-dione (CAS 352303-65-2)
- ((2S,5R)-5-(2,4-Dioxo-3,4-dihydropyrimidin-1(2H)-yl)-2,5-dihydrofuran-2-yl)methyl acetate (CAS 42867-74-3)
- tert-Butyl 3-(2-((methylsulfonyl)oxy)ethyl)azetidine-1-carboxylate (CAS 958026-60-3)
- 2-(2-Chlorophenyl)-4-hydroxyquinoline-3-carboxylic acid (CAS 856086-79-8)
- Methyl cyclopropanecarbimidate hydrochloride (CAS 77570-14-0)
- 3,6-Diphenyl-5-[3-(trifluoromethyl)phenoxy]-1,2,4-triazine (CAS 339013-24-0)
- 2-(Thiophen-2-yl)cyclopropane-1-carboxylic acid (CAS 90111-23-2)
- (4-(Pyrrolidin-1-yl)-2-(trifluoromethyl)phenyl)methanol (CAS 1427023-56-0)
- Allo-D-Ile27-Tirzepatide (CAS CATO-CPTD788961)
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