4-(4-hydroxyphenyl)-1,2,4-triazolidine-3,5-dione CAS 106821-08-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 106821-08-3 |
| Molecular Formula | C8H7N3O3 |
| Molecular Weight | 193.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(4-hydroxyphenyl)-1,2,4-triazolidine-3,5-dione (CAS 106821-08-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H7N3O3. Molecular weight: 193.16 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H7N3O3 |
| Molecular Weight | 193.16 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, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related hydroxyphenyl Standards
- (R)-4-(4-Hydroxyphenyl)-2,5-oxazolidinedione (CAS 26889-96-3)
- (R)-5-(3-Hydroxyphenyl)-3-methyl-2-oxazolidinone (CAS 110193-49-2)
- (R)-4-(4-Hydroxyphenyl)-4-methyloxazolidin-2-one (CAS 1246973-50-1)
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Recommended Standards
- 3-(2-Nitrophenyl)-3-oxopropanal (CAS 1038336-52-5)
- 5-Methoxy-benzo[d]isoxazole-3-carboxylic acid (CAS 108805-39-6)
- Methyl 7-imino-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1030419-77-2)
- 5-Bromo-4-chloro-1H-indol-3-yl phosphate · dipotassium salt (CAS 102185-49-9)
- N'-(3,3-Dimethyl-5-oxocyclohexylidene)-4-methylbenzenesulfonohydrazide (CAS 41189-09-7)
- 4-Methyl-5-(pyridin-3-yl)-1h-pyrazol-3-amine (CAS 1187027-00-4)
- ((4R,5R)-5-(4-nitrophenyl)-2-phenyl-4,5-dihydrooxazol-4-yl)methanol (CAS 256475-85-1)
- Acetaminophen Impurity 30 (CAS 100-00-5)
- 2-(Tert-butyl)-4-(thiophen-2-ylmethylene)-1,2,3,4-tetrahydroacridine-9-carboxylic acid (CAS 380574-08-3)
- Anti-Inflammatory Peptide 3 (CAS 118850-73-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com