(2R,3R,4S,5R)-2-(6-Amino-2-phenethoxy-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol CAS 131865-79-7
| CAS No. | 131865-79-7 |
| Molecular Formula | C18H21N5O5 |
| Molecular Weight | 387.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (2R,3R,4S,5R)-2-(6-Amino-2-phenethoxy-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (C18H21N5O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 387.39 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
(2R,3R,4S,5R)-2-(6-Amino-2-phenethoxy-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 131865-79-7) is a high-purity analytical reference standard with the molecular formula C18H21N5O5 and a molecular weight of 387.39 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (2R,3R,4S,5R)-2-(6-Amino-2-phenethoxy-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H21N5O5 |
| Molecular Weight | 387.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 5 |
Recommended Standards
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- N-(3-(Furan-2-yl)-1-(6-oxo-4-phenyl-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)cyclopropanecarboxamide (CAS 1207005-88-6)
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- 1-(4-(5-Benzoylpyridin-2-yl)piperazin-1-yl)ethanone (CAS 1355219-60-1)
- benzyl N-(hex-5-yn-1-yl)carbamate (CAS 1446257-54-0)
- Alvimopan impurity 18 (CAS CATO-C4X-114518)
- Disperse Yellow 9 (CAS 6373-73-5)
- Galanin Message Associated Peptide (1-41) amide trifluoroacetate salt (CAS 132699-74-2)
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 18665070610 / Nicole.chen@cato-chem.com