Methyl 4-(5-chloro-2-nitrophenyl)-3-oxobutanoate CAS 2355306-32-8
| CAS No. | 2355306-32-8 |
| Molecular Formula | C11H10ClNO5 |
| Molecular Weight | 271.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 4-(5-chloro-2-nitrophenyl)-3-oxobutanoate (CAS 2355306-32-8), a certified reference material (molecular formula C11H10ClNO5, MW 271.65 g/mol) for analytical method development and quality control.
Structurally, Methyl 4-(5-chloro-2-nitrophenyl)-3-oxobutanoate (C11H10ClNO5) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 271.65 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Methyl 4-(5-chloro-2-nitrophenyl)-3-oxobutanoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H10ClNO5 |
| Molecular Weight | 271.65 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- Ethyl 3-(4-chloro-3-nitrophenyl)-3-oxopropionate (CAS 110473-56-8)
- Ethyl 4-chloro-6,8-difluoroquinoline-3-carboxylate (CAS 150258-20-1)
- Ethyl 4-chloro-5,8-difluoroquinoline-3-carboxylate (CAS 193827-70-2)
- 2-(6-Chloro-7-(methoxycarbonyl)-2,3-dihydro-1H-pyrrolizin-5-yl)-2-oxoacetic acid (CAS 2387920-03-6)
- 4-(4-Chloro-3-nitrophenyl)-3-methyl-4-oxobutanoic acid (CAS 85633-96-1)
- Ethyl 3-(4-chloro-2-nitrophenyl)-2-oxopropanoate (CAS 540523-98-6)
- Ethyl 4-chloro-5,7-difluoroquinoline-3-carboxylate (CAS 311346-69-7)
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Recommended Standards
- Methyl 4-(4-chloro-2-nitrophenyl)-3-oxobutanoate (CAS 2677030-70-3)
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- Sitafloxacin impurity 57 (CAS CATO-C4X-115557)
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- N-(4-bromophenyl)pyrrolidine-2-carboxamide (CAS 1078791-16-8)
- (9-D-Asp) Semaglutide X Sodium salt (CAS CATO-CPTD788617)
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 18665070610 / Nicole.chen@cato-chem.com