(2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-(methylamino)-2-(4-(pyridin-2-yl)-1H-pyrazol-1-yl)-9H-purin-9-yl)tetrahydrofuran-3,4-diol CAS 765299-61-4
| CAS No. | 765299-61-4 |
| Molecular Formula | C19H20N8O4 |
| Molecular Weight | 424.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, (2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-(methylamino)-2-(4-(pyridin-2-yl)-1H-pyrazol-1-yl)-9H-purin-9-yl)tetrahydrofuran-3,4-diol is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 424.41 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-(methylamino)-2-(4-(pyridin-2-yl)-1H-pyrazol-1-yl)-9H-purin-9-yl)tetrahydrofuran-3,4-diol (CAS 765299-61-4), molecular formula C19H20N8O4 and molecular weight 424.41 g/mol, is a CATO reference standard with documented purity and traceability.
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,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-(methylamino)-2-(4-(pyridin-2-yl)-1H-pyrazol-1-yl)-9H-purin-9-yl)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 | C19H20N8O4 |
| Molecular Weight | 424.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 8 |
Recommended Standards
- Methyl 5-{[3-(methoxycarbonyl)-4-nitrophenyl]disulfanyl}-2-nitrobenzoate (CAS 115215-73-1)
- 3,3'-Dihydroxy-1H,1'H-[2,2'-biindole]-5,5'-disulfonic acid (CAS 28286-71-7)
- GinkgolideJ (CAS 107438-79-9)
- 3-{[(4-chlorophenyl)methyl]sulfanyl}-5-({[(4-chlorophenyl)methyl]sulfanyl}methyl)-4-ethyl-4H-1,2,4-triazole (CAS 344268-69-5)
- 3-(Methylamino)pyrazine-2-carbonitrile (CAS 63352-06-7)
- 1-{12-bromo-8-thiatricyclo[7.4.0.0²,⁷]trideca-1(13),2,4,6,9,11-hexaen-4-yl}ethan-1-one (CAS 2033078-02-1)
- (E)-4-(1-naphthalenylamino)-4-oxo-2-butenoic acid (E)-4-(naphthalen-1-ylamino)-4-oxidanylidene-but-2-enoic acid 355-41-9 A822856 (CAS 355-41-9)
- N-acetyl-N-(4-bromophenyl)acetamide (CAS 78560-01-7)
- Benzyl (5-aminobicyclo[3.2.1]octan-1-yl)carbamate (CAS 1383973-53-2)
- 1-(6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)indolin-1-yl)ethanone (CAS 2044280-34-2)
- 4-(Pyridin-2-yl)furo[3,2-c]pyridine-2-carbaldehyde (CAS 1707391-52-3)
- Methyl 5-bromo-1-methyl-2-oxo-1,2-dihydropyridine-3-carboxylate (CAS 1220422-00-3)
- methyl 5-chloro-3-(chlorosulfonyl)-2-fluorobenzoate (CAS 1154155-65-3)
- Semaglutide Impurity 3 (CAS CATO-C4X-22263)
Why CATO?
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