4-((5-(3-Chlorophenyl)furan-2-yl)methyl)phthalazin-1(2H)-one CAS 338785-55-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338785-55-0 |
| Molecular Formula | C19H13ClN2O2 |
| Molecular Weight | 336.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-((5-(3-Chlorophenyl)furan-2-yl)methyl)phthalazin-1(2H)-one (CAS 338785-55-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H13ClN2O2. Molecular weight: 336.77 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H13ClN2O2 |
| Molecular Weight | 336.77 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 3-(4-Chlorophenyl)-3-(4-hydroxyphenyl)isobenzofuran-1(3H)-one (CAS 116143-36-3)
- 3-(4-Chlorophenyl)-4-(1-methyl-1H-indol-3-yl)-1H-pyrrole-2,5-dione (CAS 125313-99-7)
- 2-((4-Chlorophenyl)sulfonyl)-3-((3-fluorophenyl)amino)prop-2-enenitrile (CAS 882255-74-5)
- 4-((5-(4-Chlorophenyl)furan-2-yl)methyl)phthalazin-1(2H)-one (CAS 338785-51-6)
- 4-(4-Chlorophenyl)-2-(4-methoxyphenoxy)pyridine-3-carbonitrile (CAS 339103-71-8)
- 4-{[5-(2-chlorophenyl)furan-2-yl]methyl}-1,2-dihydrophthalazin-1-one (CAS 338785-59-4)
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Recommended Standards
- 2-(tert-Butoxycarbonyl)-8-chloro-2,3-dihydro-1H-pyrrolo[3,2,1-ij]quinazoline-7-carboxylic acid (CAS 2316684-63-4)
- 4-(2-(2-Chlorophenoxy)ethoxy)-3-ethoxybenzoic acid (CAS 560998-04-1)
- 1-(3-((3-Chlorofuro[2,3-b]quinolin-4-yl)amino)phenyl)ethanone (CAS 629164-69-8)
- 1073608-19-1 5-(4-Chloro-butyl)-1-cyclohexyl-1H-tetrazole-d11 5-(4-Chlorobutyl)-1-cyclohexyltetrazole-d11 (CAS 1073608-19-1)
- (S)-2-Fluoro-1-(3-fluorophenyl)ethan-1-ol (CAS 1446417-95-3)
- (S)-2,2-Difluoro-1-(3-fluorophenyl)ethan-1-ol (CAS 1821734-28-4)
- 1-Methyl-5-oxo-2-(p-tolyl)pyrrolidine-3-carboxylic acid (CAS 1255780-94-9)
- 2(1H)-Quinolinone, 6-chloro-4-phenyl-, hydrazone 27537-93-5 CTK0J2548 (CAS 27537-93-5)
- 8-Bromo-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 141106-23-2)
- Semaglutide impurity 68 (CAS CATO-C4X-222668)
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