2-Methylpyrido[4,3-d]pyrimidin-4(3H)-one CAS 218954-77-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 218954-77-9 |
| Molecular Formula | C8H7N3O |
| Molecular Weight | 161.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methylpyrido[4,3-d]pyrimidin-4(3H)-one (CAS 218954-77-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H7N3O. Molecular weight: 161.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H7N3O |
| Molecular Weight | 161.16 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2019 |
| Nitrogen Atoms | 3 |
Related Methylpyrido Standards
- 7-Methylpyrido[2,3-d]pyrimidin-4(3H)-one (CAS 116598-87-9)
- 8-Methylpyrido[3,2-d]pyrimidin-4(3H)-one (CAS 1612242-50-8)
- 2-Methylpyrido[4,3-d]pyrimidin-4(1H)-one (CAS 16952-45-7)
- 2-Methylpyrido[2,3-d]pyrimidin-4(3H)-one (CAS 28279-12-1)
- 2-Methylpyrido[3,2-d]pyrimidin-4(3H)-one (CAS 3303-26-2)
- 2-Methylpyrido[3,4-d]pyrimidin-4(3H)-one (CAS 22389-85-1)
- 2-Methylpyrido[4,3-d]pyrimidin-4-ol (CAS 218955-04-5)
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