4-Chloro-6-(trifluoromethyl)-5,6,7,8-tetrahydroquinazoline CAS 1256784-33-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256784-33-4 |
| Molecular Formula | C9H8ClF3N2 |
| Molecular Weight | 236.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-6-(trifluoromethyl)-5,6,7,8-tetrahydroquinazoline (CAS 1256784-33-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H8ClF3N2. Molecular weight: 236.62 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H8ClF3N2 |
| Molecular Weight | 236.62 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.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 1-(4-Chloro-3,5-dimethylphenyl)-2,2,2-trifluoroethan-1-one (CAS 1256482-56-0)
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- 1-Chloro-4-cyclopropoxy-2-(trifluoromethyl)benzene (CAS 1243452-58-5)
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- 2,2'-((1E,1'E)-(((1S,2S)-1,2-Diphenylethane-1,2-diyl)bis(azanylylidene))bis(methanylylidene))diphenol (CAS 177770-03-5)
- N1,N2-Dimethylcyclohexane-1,2-diamine dihydrochloride (CAS 1351479-10-1)
- 4-(2-Nitrophenoxy)benzonitrile (CAS 113344-23-3)
- (Pro30,Tyr32,Leu34)-Neuropeptide Y (28-36) (CAS 161650-01-7)
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