4-Chloro-7-(3-chloropropoxy)quinazoline CAS 557770-90-8
| CAS No. | 557770-90-8 |
| Molecular Formula | C11H10Cl2N2O |
| Molecular Weight | 257.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
4-Chloro-7-(3-chloropropoxy)quinazoline (CAS 557770-90-8) is a high-purity analytical reference standard with the molecular formula C11H10Cl2N2O and a molecular weight of 257.12 g/mol.
Based on its molecular formula C11H10Cl2N2O, 4-Chloro-7-(3-chloropropoxy)quinazoline contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 257.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 4-Chloro-7-(3-chloropropoxy)quinazoline under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H10Cl2N2O |
| Molecular Weight | 257.12 g/mol |
| 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.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-6-(3-chloropropoxy)quinazoline (CAS 1188907-94-9)
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Recommended Standards
- 5-(1-(2,4-Dichlorophenoxy)ethyl)-1H-pyrazole (CAS 321998-97-4)
- 4-Bromophenyl pivalate (CAS 63549-55-3)
- 5-(3,5-Dichlorophenyl)-1-isopropyl-1H-tetrazole (CAS 303145-02-0)
- 4-Bromo-2,3,5,6-tetramethylbenzoic acid (CAS 3360-64-3)
- Caulophyllogenin (CAS 52936-64-8)
- Methyl 7-((1R,2R,3R,5S)-2-(5-(2-fluorophenyl)-3-hydroxypent-4-yn-1-yl)-3,5-dihydroxycyclopentyl)heptanoate (CAS 291303-34-9)
- 3-Hydroxy-3,3-diphenylpropanoic acid (CAS 3609-48-1)
- (Z)-3-Hexylidene-4-tosyltetrahydrofuran (CAS 89479-04-9)
- (3Z)-3-{[(4-chlorophenyl)methoxy]imino}-1-[(2,6-dichlorophenyl)methyl]-2,3-dihydro-1H-indol-2-one (CAS 303997-01-5)
- tert-Butyl 3-(hydroxymethyl)-1H-pyrazole-1-carboxylate (CAS 1823967-74-3)
- 3-(4-Fluorophenyl)-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine (CAS 1368342-35-1)
- 4-((2,4-Dioxothiazolidin-5-yl)amino)benzoic acid (CAS 1008003-22-2)
- Baxdrostat Impurity 31 (CAS CATO-C4X-343431)
- Hexapeptide-9 (CAS 1228371-11-6)
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 18665070610 / Nicole.chen@cato-chem.com