Pyrimido[5,4-d][1,2,3]triazine CAS 254-83-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 254-83-1 |
| Molecular Formula | C5H3N5 |
| Molecular Weight | 133.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pyrimido[5,4-d][1,2,3]triazine (CAS 254-83-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H3N5. Molecular weight: 133.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H3N5 |
| Molecular Weight | 133.11 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) | 7.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 5 |
Related Pyrimido Standards
- Pyrimido[4,5-d][1,2,3]triazine (CAS 6133-64-8)
- Pyrimido[5,4-e][1,2,4]triazine (CAS 254-99-9)
- Pyrimido[4,5-c]pyridazine (CAS 254-62-6)
- Pyrimido[4,5-d]pyridazine (CAS 253-88-3)
- Pyrimido[4,5-d]pyrimidine (CAS 254-64-8)
- Pyrimido[5,4-c]pyridazine (CAS 6133-46-6)
- Pyrimido[5,4-d]pyrimidine (CAS 254-82-0)
- 2H-Pyrimido[1,2-a]pyrimidin-2-one (CAS 744255-46-7)
Recommended Standards
- N-Hydroxy-3-(hydroxyamino)-3-iminopropanamide (CAS 56366-92-8)
- Benserazide Impurity 26 (CAS CATO-C4X-142726)
- Methyl N-methyl-N'-nitrocarbamimidate (CAS 255708-80-6)
- (Nle13, Glu14) Motilin, human, porcine (CAS 50881-15-7)
- 4-((4-((2-Ethylpiperidin-1-yl)methyl)phenyl)amino)-4-oxobutanoic acid (CAS 842970-16-5)
- 3-(4-Chlorophenyl)-N-(2,4-difluorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxamide (CAS 320417-63-8)
- (3,5-Dimethylisoxazol-4-yl)(3-hydroxypyrrolidin-1-yl)methanone (CAS 1343598-76-4)
- Potassium hexachlororhenium(IV)ate (CAS 16940-97-9)
- Ibrutinib Impurity 173 (CAS CATO-C4X-1064173)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
Why CATO?
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