7-Chloro-5-phenyl-1-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinazoline CAS 57370-31-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57370-31-7 |
| Molecular Formula | C16H8ClF3N4 |
| Molecular Weight | 348.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-5-phenyl-1-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinazoline (CAS 57370-31-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H8ClF3N4. Molecular weight: 348.71 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H8ClF3N4 |
| Molecular Weight | 348.71 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 8-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1,3,8-triazaspiro[4.5]Decane-2,4-dione (CAS 338408-74-5)
- N-(3-Chloro-2-fluorophenyl)-7-methoxy-6-nitroquinazolin-4-amine (Dacomitinib Impurity) (CAS 1454307-45-9)
- 2-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N'-(6-fluoropyridin-2-yl)acetohydrazide (CAS 691873-25-3)
- N4-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-5-methylisoxazole-3,4-dicarboxamide (CAS 338397-36-7)
- 3-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-7,12-dioxa-3-azaspiro[5.6]Dodec-9-ene (CAS 339110-28-0)
- Ethyl 2-(1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)piperidin-4-ylidene)acetate (CAS 250713-98-5)
- 3-Chloro-5-(trifluoromethyl)-2-((3-(trifluoromethyl)-1H-1,2,4-triazol-5-yl)thio)pyridine (CAS 1823182-70-2)
- Methyl 2-chloro-5-(2,6-dioxo-4-(trifluoromethyl)-3,6-dihydropyrimidin-1(2H)-yl)benzoate (CAS 855316-20-0)
Recommended Standards
- 3-(4-Chlorophenyl)-5-(trifluoromethyl)-[1,2,4]triazolo[4,3-c]quinazoline (CAS 303148-96-1)
- 1-(4-Chlorophenyl)-4-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinoxaline (CAS 338773-13-0)
- N1-[3-(1H-imidazol-1-yl)propyl]-5-chloro-2-nitro-4-(trifluoromethyl)aniline (CAS 647824-52-0)
- Methyl 6-chloro-3-(2,6-dioxo-4-(trifluoromethyl)-2,3-dihydropyrimidin-1(6H)-yl)-2-methylbenzoate (CAS 355390-15-7)
- n-Cyclopropylprop-2-enamide (CAS 98732-17-3)
- 1-(5-(Trifluoromethyl)pyridin-2-yl)piperazine hydrochloride (CAS 128263-65-0)
- 2,8-Diazaspiro[5.5]undecan-2-yl(tetrahydrofuran-2-yl)methanone (CAS 1181289-12-2)
- 1-Chloro-2,3-dimethyl-4-(1-phenylethyl)benzene (CAS 95719-24-7)
- ACID BLUE 29 (CAS 5850-35-1)
- Tirzepatide Impurity 14 (CAS CATO-C4X-324014)
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