1,1-Dimethyl-3-[4-(Trifluoromethyl)Phenyl]Urea CAS 7159-99-1
| CAS No. | 7159-99-1 |
| Molecular Formula | C10H11F3N2O |
| Molecular Weight | 232.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1,1-Dimethyl-3-[4-(Trifluoromethyl)Phenyl]Urea (CAS 7159-99-1), molecular formula C10H11F3N2O and molecular weight 232.20 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1,1-Dimethyl-3-[4-(Trifluoromethyl)Phenyl]Urea (C10H11F3N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 232.20 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C10H11F3N2O |
| Molecular Weight | 232.20 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 1,1,1-Trifluoro-4-(4-methoxyphenyl)butan-2-one (CAS 221915-87-3)
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- 1,1,1-Trifluoro-3-(4-methoxy-2-methylphenyl)propan-2-one (CAS 898787-63-8)
- 1-Ethyl-3-(5-nitrofuran-2-yl)-1H-pyrazole-4-carbonitrile (CAS 61620-61-9)
- 1,4,5,8-Tetraamino-2,7-bis(3-octylphenoxy)anthracene-9,10-dione (CAS 88623-53-4)
- 5-Bromo-N-(2-(methylsulfonyl)phenyl)thiophene-2-carboxamide (CAS 920187-91-3)
- N-(2,6-difluorobenzyl)-1-methylpiperidin-4-amine (CAS 1096349-05-1)
- Roflumilast impurity 22 (CAS 343927-62-8)
- Glycine (CAS 56-40-6)
- N,N-Dimethyl-1-[(2R)-pyrrolidin-2-yl]methanamine dihydrochloride (CAS 2227199-06-4)
- 4,4,5,5,5-Pentafluoropentanoic acid (CAS 3637-31-8)
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N,N-diethylacetamide (CAS 477333-57-6)
- Benzyl(cyclobutylmethyl)amine (CAS 356539-83-8)
- Liraglutide Impurity 17 TFA Salt (CAS CATO-C4X-199217)
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