3-(2-Chloroethyl)-3,4-dihydroquinazolin-4-one CAS 2940-68-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2940-68-3 |
| Molecular Formula | C10H9ClN2O |
| Molecular Weight | 208.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2-Chloroethyl)-3,4-dihydroquinazolin-4-one (CAS 2940-68-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H9ClN2O. Molecular weight: 208.64 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H9ClN2O |
| Molecular Weight | 208.64 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloroethyl Standards
- 2-(1-Chloroethyl)-3,4-dihydroquinazolin-4-one (CAS 137225-34-4)
- 3-(1-chloroethyl)-5-phenyl-1,2,4-oxadiazole (CAS 1595895-58-1)
- 2-(1-chloroethyl)-5-phenyl-1,3,4-oxadiazole (CAS 36770-21-5)
- 3-(2-Chloroethyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 887582-84-5)
- 5-(1-Chloroethyl)-3-phenyl-1,2,4-oxadiazole (CAS 90772-88-6)
- 5-(2-Chloroethyl)-3-phenyl-1,2,4-oxadiazole (CAS 53919-74-7)
- 5-(2-chloroethyl)-1-phenyl-1H-1,2,3,4-tetrazole (CAS 1181457-82-8)
- 5-(1-Chloroethyl)-1-phenyl-1h-1,2,3,4-tetrazole (CAS 858483-92-8)
Recommended Standards
- 3-(2-Chlorobenzylidene)dihydrofuran-2(3H)-one (CAS 5462-00-0)
- 2-Chloro-N-[4-(cyanomethyl)phenyl]acetamide (CAS 90772-87-5)
- 3-(4-(Chloromethyl)phenyl)-5-methyl-1,2,4-oxadiazole (CAS 449209-35-2)
- 2,2,2-Trifluoro-1-(2-methoxypyridin-4-yl)ethan-1-one (CAS 1060807-16-0)
- 2-(Difluoromethoxy)-3-(2-fluorophenyl)-5-(trifluoromethyl)pyridine (CAS 1214379-69-7)
- 5-(2-Chlorophenyl)-1-[2,4-dichloro-5-(propan-2-yloxy)phenyl]-1H-1,2,3,4-tetrazole (CAS 338961-45-8)
- 2-Thiophenecarboxylic acid, 5-amino-3-cyclopropyl-, methyl ester (CAS 851443-16-8)
- (3R,4S)-1-tert-butyl 3-ethyl 4-aminopyrrolidine-1,3-dicarboxylate (CAS 895243-98-8)
- (4-(Difluoromethoxy)-2-methylphenyl)boronic acid (CAS 514206-39-4)
- Semaglutide Impurity 12 (CAS CATO-C4X-222612)
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