4-(Cyclopropylethynyl)-5,6-difluoro-4-(trifluoromethyl)-3,4-dihydroquinazolin-2(1H)-one CAS 214287-71-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 214287-71-5 |
| Molecular Formula | C14H9F5N2O |
| Molecular Weight | 316.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(Cyclopropylethynyl)-5,6-difluoro-4-(trifluoromethyl)-3,4-dihydroquinazolin-2(1H)-one (CAS 214287-71-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H9F5N2O. Molecular weight: 316.23 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H9F5N2O |
| Molecular Weight | 316.23 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2018 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Cyclopropylethynyl Standards
- (S)-4-(Cyclopropylethynyl)-5,6-difluoro-4-(trifluoromethyl)-3,4-dihydroquinazolin-2(1H)-one (CAS 214287-90-8)
- (S)-2-(5-(Cyclopropylethynyl)-4-phenyl-1H-1,2,3-triazol-1-yl)-N-hydroxy-3-phenylpropanamide (CAS 1620779-53-4)
- 9-(2-Cyclopropylethynyl)-2-[(2S)-1,4-dioxan-2-ylmethoxy]-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one (CAS 1445847-37-9)
- 6-(2-cyclopropylethynyl)-2H-chromene-3-carboxylic acid (CAS 2538569-71-8)
- 2-(Cyclopropylethynyl)-4-nitroaniline (CAS 952664-83-4)
- 4-(Cyclopropylethynyl)-2-methylbenzoic acid (CAS 908247-44-9)
- 5-(cyclopropylethynyl)pyridin-3-ylboronic acid (CAS 1189372-89-1)
- 2-(2-cyclopropylethynyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1432491-43-4)
Recommended Standards
- 2-[4-(3,4-Dichlorophenyl)piperazin-1-yl]-2-methylpropanamide (CAS 256958-66-4)
- N-(3-bromo-4-ethoxy-5-methoxybenzyl)butan-2-amine (CAS 893577-03-2)
- 10-Phenylacridarsine (CAS 28660-45-9)
- tert-Butyl 4-((2-hydroxyethyl)sulfonyl)piperazine-1-carboxylate (CAS 2648838-08-6)
- 4-(Furan-3-yl)picolinimidamide hydrochloride (CAS 1179359-67-1)
- methyl 5H,6H,8H-imidazo[2,1-c][1,4]oxazine-2-carboxylate (CAS 2044712-66-3)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(tert-butoxy)-3,3-dimethyl-4-oxobutanoic acid (CAS 1392219-11-2)
- 3-Ethoxyquinoxalin-2(1H)-one (CAS 860503-18-0)
- Choline Salicylate (CAS 2016-36-6)
- Tirzepatide Impurity 35 (CAS CATO-C4X-324035)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com