1-(Pyrimido[5,4-e][1,2,4]triazin-5-yl)guanidine CAS 21309-00-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21309-00-2 |
| Molecular Formula | C6H6N8 |
| Molecular Weight | 190.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(Pyrimido[5,4-e][1,2,4]triazin-5-yl)guanidine (CAS 21309-00-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H6N8. Molecular weight: 190.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H6N8 |
| Molecular Weight | 190.17 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 8 |
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Recommended Standards
- 1-(6-(Trifluoromethyl)pyridin-2-yl)ethan-1-amine (CAS 944900-33-8)
- 1-[6-(Trifluoromethyl)-3-pyridyl]ethanamine (CAS 886364-82-5)
- 1-(5-(Trifluoromethyl)pyridin-3-yl)ethan-1-amine (CAS 944900-63-4)
- 3-Cyclopropoxy-N,4-dimethylbenzamide (CAS 1243468-63-4)
- 2-(2,6-Dimethoxy-4-methylphenoxy)acetic acid (CAS 857555-80-7)
- Abrocitinib Impurity 44 (CAS CATO-C4X-288444)
- 5-(2-(Ethylthio)phenyl)-3-methyl-5-oxovaleric acid (CAS 951893-10-0)
- 2-(3-Chlorobenzenesulfonyl)-1,1-bis(4-chlorophenyl)ethan-1-ol (CAS 252026-80-5)
- (5-Aminoisothiazol-3-yl)methanol (CAS 1093881-54-9)
- Semaglutide impurity 88 (CAS CATO-C4X-222688)
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