2-Benzyl-4-phenylphthalazin-1(2H)-one CAS 3306-73-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3306-73-8 |
| Molecular Formula | C12H12N4O5S2 |
| Molecular Weight | 356.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Benzyl-4-phenylphthalazin-1(2H)-one (CAS 3306-73-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H12N4O5S2. Molecular weight: 356.38 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H12N4O5S2 |
| Molecular Weight | 356.38 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related Benzyl Standards
- 4-Benzyl-2-phenylphthalazin-1(2H)-one (CAS 37740-35-5)
- 2-((4-Phenylphthalazin-1-yl)oxy)ethyl acetate (CAS 503441-98-3)
- 3-(1-Oxo-4-phenylphthalazin-2(1H)-yl)propanehydrazide (CAS 618443-91-7)
- 2-(1-Oxo-4-phenylphthalazin-2(1H)-yl)acetohydrazide (CAS 126080-81-7)
- 3-(1-Oxo-4-phenylphthalazin-2(1H)-yl)propanoic acid (CAS 76972-40-2)
- 2-((4-Phenylphthalazin-1-yl)amino)butan-1-ol (CAS 140214-77-3)
- 2-(1-Oxo-4-phenylphthalazin-2(1H)-yl)acetic acid (CAS 127828-88-0)
- 3-(1-Oxo-4-phenylphthalazin-2(1H)-yl)propanenitrile (CAS 76972-37-7)
Recommended Standards
- 2-{4-[1-(3-methylbenzoyl)-1H-pyrazol-3-yl]phenoxy}pyrimidine (CAS 321998-89-4)
- 2-Methyl-N-(3-(trifluoromethyl)phenyl)-1-oxa-4-azaspiro[4.6]Undecane-4-carboxamide (CAS 866156-67-4)
- 2,6-Bis(4-azidobenzylidene)cyclohexanone (wetted with ca. 30% Water) (unit weight on dry weight basis) [Research for Photosensitive Material] (CAS 20237-98-3)
- (6-Cyclopropylpyridin-2-yl)methanamine hydrochloride (CAS 2490709-55-0)
- Fluocinolone Acetonide Impurity 3 (CAS 4306-83-6)
- 1-(Tert-butyl)-3-methylazetidin-3-ol (CAS 35197-00-3)
- 3-Hydroxy Pilocarpine HCl (CAS CATO-C4X-240113)
- 4-bromo-2-methyl-pyrazole-3-carbonitrile (CAS 327099-80-9)
- Prucalopride Impurity 58 (CAS CATO-C4X-103858)
- Semaglutide impurity 233 (CAS CATO-C4X-2226233)
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