7-Ethyl-5-(4-fluorophenyl)-2H,3H-[1,2,4]triazolo[4,3-c]pyrimidin-3-one CAS 1239770-28-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1239770-28-5 |
| Molecular Formula | C13H11FN4O |
| Molecular Weight | 258.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Ethyl-5-(4-fluorophenyl)-2H,3H-[1,2,4]triazolo[4,3-c]pyrimidin-3-one (CAS 1239770-28-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H11FN4O. Molecular weight: 258.25 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H11FN4O |
| Molecular Weight | 258.25 g/mol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- (4-Fluorophenyl)(5-(furan-2-yl)-1H-1,2,4-triazol-3-yl)methanamine (CAS 1707585-70-3)
- 1-(4-Fluorophenyl)-3,4-dimethylpyrano[2,3-c]pyrazol-6(1H)-one (CAS 74169-57-6)
- 3-(4-fluorophenyl)-2-(2-pyridyl)oxirane-2-carboxamide (CAS 278610-35-8)
- 4-{2-[(3-fluorophenyl)methylidene]hydrazin-1-yl}benzoic acid (CAS 325729-60-0)
- 1-(4-Fluorophenyl)-3-(2-hydroxyphenyl)propane-1,3-dione (CAS 135276-47-0)
- 4-((2-Fluorophenyl)sulfonyl)piperazin-2-one (CAS 1090525-98-6)
- 4-((4-Fluorophenyl)sulfonyl)piperazin-2-one (CAS 735291-48-2)
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Recommended Standards
- O-(4-Amino-5-fluoropyrimidin-2-yl)-tert-butyl N-methyl-N-hydroxycarbamate (CAS 1174376-60-3)
- 5-Cyclopropoxy-4-sulfamoylpicolinic acid (CAS 1243318-86-6)
- Diethyl (4-methoxybenzyl)phosphonate (CAS 1145-93-3)
- 1h,4h,5h,6h-Cyclopenta[d]imidazole-2-carbaldehyde (CAS 1339499-04-5)
- (4-Pyrrolidin-1-ylbut-2-yn-1-yl)amine dihydrochloride (CAS 147555-79-1)
- β-Methyl-2-oxo-1-piperidinepropanoic acid (CAS 1094630-83-7)
- 7356-55-0 Isothiocyanic acid, (4-piperidinosulfonyl)phenyl ester Piperidine, 1-((4-isothiocyanatophenyl)sulfonyl)- (9CI) BRN 4939532 N-(4-Isothiocyanatobenzenesulfonyl)piperidine Isothiocyanic acid, (4-piperidinosulfonylphenyl) ester NSC 68337 N-(4-Piperidinosulfonylphenyl)isothiocyanate (CAS 7356-55-0)
- Methyl 2,5-dibromo-3,4-difluorophenylacetate (CAS 1806306-02-4)
- 3,6-Dimethyl-2,4-dinitroaniline (CAS 6311-52-0)
- Semaglutide Impurity 155 (x TFA Salt) (CAS CATO-C4X-2226155)
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