(E)-8-benzylidene-4-(trifluoromethyl)-5,6,7,8-tetrahydroquinazolin-2(3H)-one CAS 318258-38-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 318258-38-7 |
| Molecular Formula | C16H13F3N2O |
| Molecular Weight | 306.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-8-benzylidene-4-(trifluoromethyl)-5,6,7,8-tetrahydroquinazolin-2(3H)-one (CAS 318258-38-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H13F3N2O. Molecular weight: 306.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H13F3N2O |
| Molecular Weight | 306.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- (E)-4-{2-[3-(Trifluoromethyl)phenoxy]phenyl}-3-buten-2-one (CAS 478043-83-3)
- (R)-4-benzyl-2-(5-(trifluoromethyl)pyridin-2-yl)-4,5-dihydrooxazole (CAS 2757082-42-9)
- (5-((4-Fluorophenyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methanol (CAS 318239-65-5)
- 2-[(4-Chlorophenyl)amino]-6-oxo-4-[3-(trifluoromethoxy)phenyl]-1,6-dihydropyrimidine-5-carbonitrile (CAS 1348697-80-2)
- 2-(2-Methoxyethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1298032-42-4)
- N-[2-(4-Methoxyphenoxy)ethyl]-1-propanamine (CAS 1040314-10-0)
- 6-Methylbenzo[d]thiazol-5-amine (CAS 208512-69-0)
- 1-[(1-Phenyl-1H-1,2,3-triazol-5-yl)-methyl]piperazine dihydrochloride (CAS 1338667-74-5)
- rel-Benzyl (3S,4S)-4-hydroxy-3-methylpiperidine-1-carboxylate (CAS 217795-84-1)
- Tirzepatide Impurity 58 (CAS CATO-C4X-324058)
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