8-Methoxy-7-methyl-7H-purine CAS 61078-16-8
| CAS No. | 61078-16-8 |
| Molecular Formula | C7H8N4O |
| Molecular Weight | 164.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Methoxy-7-methyl-7H-purine (CAS 61078-16-8), molecular formula C7H8N4O and molecular weight 164.16 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H8N4O, 8-Methoxy-7-methyl-7H-purine contains an amide group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 164.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 8-Methoxy-7-methyl-7H-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 | C7H8N4O |
| Molecular Weight | 164.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 4 |
Related Methoxy Standards
- 6-Methoxy-1H-pyrrolo[3,2-c]pyridin-2(3H)-one (CAS 1000342-83-5)
- 4-Methoxy-1H-pyrrolo[3,2-c]pyridin-2(3H)-one (CAS 1000342-85-7)
- 4-Methoxy-1H-indazol-3-ol (CAS 1000342-89-1)
- 2-Methoxy-7H-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 100383-13-9)
- 2-Methoxy-6-methyl-9H-purine (CAS 101861-33-0)
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Recommended Standards
- 8-Methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-amine (CAS 2171915-55-0)
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- 8-Amino-4H-1,4-benzoxazin-3-one (CAS 321126-82-3)
- Ambazone Impurity 1 (CAS 7316-92-9)
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- 4-Chloro-7-fluoro-1H-indole-2-carboxylic acid (CAS 1388049-76-0)
- 5-Bromo-4-methoxypicolinonitrile (CAS 1256823-07-0)
- N-(3-(2,2,2-trifluoroethoxy)benzyl)ethanamine (CAS 1095171-38-2)
- [Plus-β-Ala28]-Semaglutide (CAS CATO-C4X-2226221)
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