1-(2,4-Difluorophenyl)-3,4-dimethyl-1H-1,2,4-triazol-5(4H)-one CAS 90208-66-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90208-66-5 |
| Molecular Formula | C10H9F2N3O |
| Molecular Weight | 225.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2,4-Difluorophenyl)-3,4-dimethyl-1H-1,2,4-triazol-5(4H)-one (CAS 90208-66-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H9F2N3O. Molecular weight: 225.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H9F2N3O |
| Molecular Weight | 225.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
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- 1-(3-(2,6-Difluorophenyl)-1,2,4-oxadiazol-5-yl)ethanamine (CAS 1526549-04-1)
- 1-(2,4-Difluorophenyl)-N,N-dimethyl-1H-tetrazol-5-amine (CAS 338417-23-5)
- (3,4-Difluorophenyl)(thiazol-2-yl)methanone (CAS 1086277-36-2)
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- (2,3-Difluorophenyl)(thiazol-2-yl)methanone (CAS 1443306-86-2)
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Recommended Standards
- (S)-2-((tert-Butoxycarbonyl)amino)-3,3-difluoropropanoic acid (CAS 2350284-22-7)
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- (R)-2-((tert-Butoxycarbonyl)amino)-3,3-difluoropropanoic acid (CAS 2349311-08-4)
- 2-(1-Ethyl-1h-pyrazol-5-yl)acetonitrile (CAS 1260659-26-4)
- n-(2-Fluorobenzyl)-3-methylbutan-1-amine (CAS 247907-27-3)
- 1,1,1-Trifluoro-5-methylhexan-2-ol (CAS 207746-32-5)
- Meclizine Impurity N2 (CAS 713071-37-5)
- 3-Amino-1,1,1-trifluoro-2-(trifluoromethyl)propan-2-ol (CAS 64139-78-2)
- 3-(3-Chloro-5-fluorophenyl)-1-cyclobutylpropan-1-one (CAS 898751-67-2)
- D-Lys16-Tirzepatide (CAS CATO-CPTD788918)
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