3-[4-(4-Chlorophenyl)piperazin-1-yl]-4-methoxycyclobut-3-ene-1,2-dione CAS 1858257-22-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1858257-22-3 |
| Molecular Formula | C15H15ClN2O3 |
| Molecular Weight | 306.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-[4-(4-Chlorophenyl)piperazin-1-yl]-4-methoxycyclobut-3-ene-1,2-dione (CAS 1858257-22-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C15H15ClN2O3. Molecular weight: 306.74 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C15H15ClN2O3 |
| Molecular Weight | 306.74 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Methyl 2-chloro-4-(3,5-dimethoxyphenyl)benzoate (CAS 1820711-92-9)
- (1R,2R,6S)-4-(4-Chlorophenyl)-7-oxa-4,8-diazatricyclo[6.4.0.0^{2,6}]dodecane-3,5-dione (CAS 318239-72-4)
- 4-Chloro-6-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-2-(1-methoxyethyl)pyrimidine (CAS 1707393-74-5)
- 6-Morpholin-4-ylpyridazine-3-carboxylic acid (CAS 914637-36-8)
- 5-Methoxy-1,3-dimethyl-1h-pyrazole-4-carboxylic acid (CAS 78201-01-1)
- Potassium 3-pyrazin-2-yl-1,2,4-oxadiazole-5-carboxylate (CAS 1351615-33-2)
- Methyl 4-(fluoromethyl)benzoate (CAS 64299-49-6)
- Palbociclib Impurity 57 (CAS 2174002-16-3)
- 2-Chloro-6-fluoro-5-hydroxyphenylboronic acid (CAS 958646-67-8)
- Mitogenic Pentapeptide (CAS 87173-03-3)
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