4-(1-Ethyl-5-methyl-1h-pyrazol-4-yl)-2-(ethylsulfonyl)-6-(trifluoromethyl)pyrimidine CAS 1006440-79-4
| CAS No. | 1006440-79-4 |
| Molecular Formula | C13H15F3N4O2S |
| Molecular Weight | 348.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-(1-Ethyl-5-methyl-1h-pyrazol-4-yl)-2-(ethylsulfonyl)-6-(trifluoromethyl)pyrimidine (C13H15F3N4O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 348.34 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 4-(1-Ethyl-5-methyl-1h-pyrazol-4-yl)-2-(ethylsulfonyl)-6-(trifluoromethyl)pyrimidine (CAS 1006440-79-4), a certified reference material (molecular formula C13H15F3N4O2S, MW 348.34 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C13H15F3N4O2S |
| Molecular Weight | 348.34 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Recommended Standards
- Tetramethylfluthrin (CAS 84937-88-2)
- 2,2,2-Trifluoroethyl (4-(cyclohexyl(methyl)amino)-3-fluorophenyl)carbamate (CAS 1223632-38-9)
- Policresulen Impurity 15 (CAS CATO-C4X-198015)
- 6-Methyl-4-oxo-N-(4-sulfamoylphenyl)-4,5-dihydro-[1,2,3]triazolo[1,5-a]pyrazine-3-carboxamide (CAS 1396630-15-1)
- Propyl 2-amino-4-(4-(tert-butyl)phenyl)thiophene-3-carboxylate (CAS 904998-99-8)
- (e)-3-(4-(Diethylamino)phenyl)acrylaldehyde (CAS 194099-39-3)
- 4-Benzyl-2,2-dimethylmorpholine (CAS 84761-04-6)
- 3-[(4-Nitrobenzyl)oxy]pyridine hydrobromide (CAS 1158774-34-5)
- Boc-(S)-2-amino-5-methylhex-4-enoic acid (CAS 123098-61-3)
- 2-Azaspiro[4.6]undecane (CAS 184-14-5)
- 1-Propanaminium, N,N,N,2,2-pentamethyl-3-[(1-oxo-2-propen-1-yl)amino]-, methyl sulfate , polymer with 2-propenamide (CAS 75150-17-3)
- 2-Amino-N-cyclohexylbenzo[d]thiazole-6-carboxamide (CAS 505078-84-2)
- 4-Chloro-2-methylquinoline 4-Chloroquinaldine 4295-06-1 NSC-89752 NSC89752 Quinaldine, 4-chloro- Quinoline, 4-chloro-2-methyl- (CAS 4295-06-1)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
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