1-{[1,1'-Biphenyl]-4-yl}-2-(4-nitro-1h-pyrazol-1-yl)ethan-1-one CAS 1240568-22-2
| CAS No. | 1240568-22-2 |
| Molecular Formula | C17H13N3O3 |
| Molecular Weight | 307.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-{[1,1'-Biphenyl]-4-yl}-2-(4-nitro-1h-pyrazol-1-yl)ethan-1-one 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.
CATO supplies 1-{[1,1'-Biphenyl]-4-yl}-2-(4-nitro-1h-pyrazol-1-yl)ethan-1-one (CAS 1240568-22-2), a certified reference material (molecular formula C17H13N3O3, MW 307.30 g/mol) for analytical method development and quality control.
1-{[1,1'-Biphenyl]-4-yl}-2-(4-nitro-1h-pyrazol-1-yl)ethan-1-one (C17H13N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C17H13N3O3 |
| Molecular Weight | 307.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
Related Biphenyl Standards
- 1-{[1,1'-Biphenyl]-4-yl}-2-(3-nitro-1h-pyrazol-1-yl)ethan-1-one (CAS 1240565-75-6)
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- 2-([1,1'-Biphenyl]-4-yl)-N-(thiophen-3-ylmethyl)acetamide (CAS 1058195-68-8)
- 1,1'-([1,1'-biphenyl]-4,4'-diyl)bis(2-chloroethan-1-one) (CAS 24860-53-5)
- N-([1,1-Biphenyl]-4-ylmethyl)(2-chlorophenyl)-methanamine (CAS 893573-84-7)
- N-([1,1-Biphenyl]-4-ylmethyl)-3-chloro-2-methylaniline (CAS 356530-33-1)
- 1-([1,1'-Biphenyl]-4-yl)-4-chloro-1H-pyrazolo[3,4-d]pyrimidine (CAS 1416346-37-6)
Recommended Standards
- N-[2-Nitro-4-(pyrrolidin-1-ylcarbonyl)-phenyl]-beta-alanine (CAS 1242953-27-0)
- 2-(4-Phenoxyphenoxy)isonicotinic acid (CAS 1199215-62-7)
- (R)-4-(Allyloxy)-2-(((benzyloxy)carbonyl)amino)-4-oxobutanoic acid (CAS 1272755-66-4)
- 6-(4-Phenoxyphenoxy)pyridine-3-carboxylic acid (CAS 1181458-42-3)
- 2-Cyano-N-(2-ethylphenyl)-3-(4-hydroxy-3-methoxyphenyl)propanamide (CAS 732247-61-9)
- 1-(4-Ethylphenyl)-2-thiourea (CAS 22265-78-7)
- (5-Bromo-4-methylpyridin-3-yl)methanamine (CAS 1211534-09-6)
- N-{2-[4-(tert-Butyl)phenoxy]ethyl}-4-(2-methoxyethoxy)aniline (CAS 1040693-40-0)
- N-(pyridin-4-ylmethyl)thiophene-2-carboxamide (CAS 346692-27-1)
- 2,6-Dibromo-4-iodoaniline (CAS 10527-69-2)
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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