4-(4-(4-(Ethylsulfonyl)piperazin-1-yl)-3-nitrophenyl)phthalazin-1(2H)-one CAS 882000-43-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 882000-43-3 |
| Molecular Formula | C20H21N5O5S |
| Molecular Weight | 443.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-(4-(Ethylsulfonyl)piperazin-1-yl)-3-nitrophenyl)phthalazin-1(2H)-one (CAS 882000-43-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H21N5O5S. Molecular weight: 443.48 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H21N5O5S |
| Molecular Weight | 443.48 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Imino-3-(phenylsulfonyl)-1-(pyridin-3-ylmethyl)-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one (CAS 606959-60-8)
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- (4-tert-Butylphenyl)methyl 2-{N-[3-(trifluoromethyl)phenyl]methanesulfonamido}acetate (CAS 339019-20-4)
- 4-Amino-N-(1-phenylethyl)benzamide (CAS 85592-75-2)
- 1-(4-Aminopiperidin-1-yl)-2,2-dimethylpropan-1-one hydrochloride (CAS 1286264-64-9)
- 1,3-Dimethyl-5,6,7,8-tetrahydroimidazo[1,5-a]pyrazine (CAS 1083317-78-5)
- 18977-67-8 6393AD C15H25N N-(4-Methylphenyl)-N-octylamine (CAS 18977-67-8)
- 2-(Chloroacetyl)isoindoline (CAS 41910-53-6)
- Ethyl 4-chloro-6-nitronicotinate (CAS 1805670-97-6)
- D-Tyr10-Tirzepatide (CAS CATO-CPTD788922)
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