6-Chloro-9-(6-methoxytetrahydro-2H-pyran-2-yl)-9H-purine CAS 62908-68-3
| CAS No. | 62908-68-3 |
| Molecular Formula | C11H13ClN4O2 |
| Molecular Weight | 268.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
6-Chloro-9-(6-methoxytetrahydro-2H-pyran-2-yl)-9H-purine (CAS 62908-68-3) is a high-purity analytical reference standard with the molecular formula C11H13ClN4O2 and a molecular weight of 268.70 g/mol.
Structurally, 6-Chloro-9-(6-methoxytetrahydro-2H-pyran-2-yl)-9H-purine (C11H13ClN4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 268.70 g/mol, it falls into the medium-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.
As a certified reference material (CRM), 6-Chloro-9-(6-methoxytetrahydro-2H-pyran-2-yl)-9H-purine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H13ClN4O2 |
| Molecular Weight | 268.70 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
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- 5-((4-Chloro-3,5-dimethyl-1h-pyrazol-1-yl)methyl)furan-2-carbohydrazide (CAS 386705-59-5)
- Methyl 5-((4-chloro-3,5-dimethyl-1h-pyrazol-1-yl)methyl)furan-2-carboxylate (CAS 381703-08-8)
- 4-Iodo-2,6-dimethylaniline (CAS 4102-53-8)
- Dipyridamole Di-O-D-Glucuronide (CAS 107136-95-8)
- 2,5-Dibromothiophene-3-carbonitrile (CAS 18792-01-3)
- 2-(((Benzyloxy)carbonyl)amino)-6-(tert-butoxycarbonyl)-6-azaspiro[3.4]Octane-2-carboxylic acid (CAS 2198098-49-4)
- methyl 2-[2-(bromomethyl)phenyl]acetate (CAS 13737-37-6)
- 2-(3-Iodophenyl)acetonitrile (CAS 130723-54-5)
- 4-(Methylsulfonyl)morpholine-2-carboxylic acid (CAS 1250791-52-6)
- 7-(methylsulfanyl)-1,2,3,4-tetrahydronaphthalen-1-one (CAS 857995-47-2)
- 5-((2,4-Dimethylphenyl)thio)pentan-2-one (CAS 1153114-88-5)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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