2-Acetyl-1,2,4-triazine-3,5(2H,4H)-dione CAS 4338-50-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4338-50-5 |
| Molecular Formula | C5H5N3O3 |
| Molecular Weight | 155.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Acetyl-1,2,4-triazine-3,5(2H,4H)-dione (CAS 4338-50-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H5N3O3. Molecular weight: 155.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H5N3O3 |
| Molecular Weight | 155.11 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, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
Related Acetyl Standards
- 1,3,5-Triazine-2,4,6-tricarbonitrile (CAS 7615-57-8)
- 6-Propyl-1,3,5-triazine-2,4-diamine (CAS 5962-23-2)
- Ethyl 1,2,4-triazine-6-carboxylate (CAS 1260671-58-6)
- Ethyl 1,2,4-triazine-5-carboxylate (CAS 143209-28-3)
- Ethyl 1,2,4-Triazine-3-carboxylate (CAS 6498-02-8)
- Ethyl 1,3,5-triazine-2-carboxylate (CAS 81840-52-0)
- 5-phenyl-1,2,3-triazine (CAS 106636-96-8)
- 2-Phenyl-1,3,5-triazine (CAS 1722-18-5)
Recommended Standards
- 2,6-Dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide (CAS 769-97-1)
- 2-Amino-5-nitropyridin-3-ol (CAS 908248-27-1)
- 1-Methyl-5-nitro-1H-imidazole-2-carbaldehyde (CAS 4750-57-6)
- Posaconazole Impurity 21 (CAS 175712-02-4)
- 1H-Indole-1-carboxylic acid, 2-borono-5-[[4-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-1-piperidinyl]methyl]-, 1-(1,1-dimethylethyl) ester (CAS 913388-71-3)
- N-methyl-1-((2-methylthiazol-4-yl)methyl)pyrrolidin-3-amine (CAS 933682-86-1)
- 2-Phthalimidyl-3-(3-acetoxyphenyl)propionic Acid Methyl Ester (CAS 1076199-33-1)
- 1,2-Dihydroxycyclobuta[b]quinoxaline-5-carboxylic acid (CAS 1447965-91-4)
- 6-((2-Fluorobenzyl)thio)-9-(2-methylbutyl)-9H-purin-2-amine (CAS 2803-90-9)
- Peptide 438 (CAS CATO-CPTD788438)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com