7,8-Dimethyl-[1,2,4]triazolo[1,5-c]pyrimidine CAS 69141-90-8
| CAS No. | 69141-90-8 |
| Molecular Formula | C7H8N4 |
| Molecular Weight | 148.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 148.17 g/mol gives 7,8-Dimethyl-[1,2,4]triazolo[1,5-c]pyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
7,8-Dimethyl-[1,2,4]triazolo[1,5-c]pyrimidine (CAS 69141-90-8) is a high-purity analytical reference standard with the molecular formula C7H8N4 and a molecular weight of 148.17 g/mol.
Owing to a nitrile group, an aromatic ring system, 7,8-Dimethyl-[1,2,4]triazolo[1,5-c]pyrimidine is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 148.17 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H8N4 |
| Molecular Weight | 148.17 g/mol |
| 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.) | 1976 |
| Nitrogen Atoms | 4 |
Related Dimethyl Standards
- 3,7-Dimethyl-1H-pyrazolo[4,3-d]pyrimidine (CAS 102430-00-2)
- 5,7-Dimethyl-3H-[1,2,3]triazolo[4,5-b]pyridine (CAS 114163-51-8)
- 1,4-Dimethyl-1H-[1,2,3]triazolo[4,5-c]pyridine (CAS 129303-83-9)
- 6,9-Dimethyl-9H-purine (CAS 14675-46-8)
- 3,6-Dimethyl-3H-purine (CAS 14675-47-9)
- 7,8-Dimethyl-7H-purine (CAS 15837-10-2)
- 2,7-Dimethyl-7H-purine (CAS 165062-65-7)
- 6,8-Dimethyl-[1,2,4]triazolo[4,3-b]pyridazine (CAS 18591-75-8)
Recommended Standards
- 6-Methyl-5H-pyrrolo[3,2-d]pyrimidin-4-amine (CAS 91982-44-4)
- 7-Ethyl-7H-purine (CAS 39253-23-1)
- 6-Methyl-1H-pyrazolo[3,4-b]pyridin-4-amine (CAS 19867-76-6)
- 7H-Pyrrolo[2,3-d]pyrimidin-4-ylmethanamine (CAS 935505-76-3)
- tert-Butyl ((1-(cyanomethyl)cyclohexyl)methyl)carbamate (CAS 227626-62-2)
- 2,2-Difluoro-3-(methylamino)propan-1-ol (CAS 1158721-58-4)
- 2-Methyl-4-(4-propylbenzoyl)pyridine (CAS 1187171-30-7)
- Potassium Carbonate (CAS 584-08-7)
- 6-Fluoro-3-methylpyridin-2-ol (CAS 1393572-33-2)
- 2-(Prop-1-en-2-yl)thiazole (CAS 13816-04-1)
- Ethyl 2-bromo-3-chloro-6-fluorobenzoate (CAS 1805478-71-0)
- 1-(Oxetan-3-yl)-1h-1,2,3-triazole-4-carboxylic acid (CAS 1707403-03-9)
- 4-[(2,4-Dioxo-3-phenyl-1,3-thiazolidin-5-yl)amino]benzoic acid (CAS 348078-44-4)
- Glucagon-like peptide 2 (CAS 89750-15-2)
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