4-(4-Chlorophenyl)phthalazin-1(2H)-one CAS 51334-86-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51334-86-2 |
| Molecular Formula | C14H9ClN2O |
| Molecular Weight | 256.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-(4-Chlorophenyl)phthalazin-1(2H)-one (CAS 51334-86-2) pharmaceutical standards reference standard. Molecular formula: C14H9ClN2O. Molecular weight: 256.69 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C14H9ClN2O |
| Molecular Weight | 256.69 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 2-(1-(4-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269291-24-8)
- 2-(1-(2-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269293-18-6)
- 2-(1-(3-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269293-31-3)
- 2-(2-chlorophenyl)-3-oxo-3-(pyridin-3-yl)propanenitrile (CAS 1291439-19-4)
- 2-(4-Chlorophenyl)phthalazin-2-ium-4-olate (CAS 156453-05-3)
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Recommended Standards
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- 4-(2-Chloro-5-nitrobenzyl)morpholine (CAS 952490-82-3)
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- 1-(2-Bromo-3,6-difluorophenyl)-2,2,2-trifluoroethan-1-one (CAS 1208076-54-3)
- 2-(Cyclopentylsulfanyl)pyrimidine-5-carboxylic acid (CAS 1879597-19-9)
- 6,7-Dihydro-5h-pyrazolo[5,1-b][1,3]oxazin-3-amine (CAS 1429902-64-6)
- (2S)-N-[(1R,2S)-2-Hydroxy-1,2-diphenylethyl]-2-pyrrolidinecarboxamide (CAS 529486-23-5)
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- (Ser(PO3H2)202,Thr(PO3H2)205)-Tau Peptide (194-213) trifluoroacetate salt (CAS 2022956-55-2)
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