2-(2’-Hydroxyphenoxy)-4-nitro-benzophenone CAS 1329834-07-2
| CAS No. | 1329834-07-2 |
| Molecular Formula | C19H13NO5 |
| Molecular Weight | 335.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2’-Hydroxyphenoxy)-4-nitro-benzophenone (CAS 1329834-07-2), molecular formula C19H13NO5 and molecular weight 335.31 g/mol, is a CATO reference standard with documented purity and traceability.
2-(2’-Hydroxyphenoxy)-4-nitro-benzophenone (C19H13NO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
CATO manufactures 2-(2’-Hydroxyphenoxy)-4-nitro-benzophenone 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 | C19H13NO5 |
| Molecular Weight | 335.31 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
Related Hydroxyphenoxy Standards
- 2-(2’-Hydroxyphenoxy)-4-nitro-benzophenone-13C6 (CAS 1330180-90-9)
- 1-[2-(4-hydroxyphenoxy)ethyl]-4-[(4-methylphenyl)methyl]piperidin-4-ol (CAS 193359-26-1)
- 4-(3-Hydroxyphenoxy)-piperidine-1-carboxylic acid tert-butyl ester (CAS 528861-46-3)
- 4-(4-Hydroxyphenoxy)-3-(pyrrolidin-1-yl)-5-sulfamoylbenzoic acid (CAS 90683-83-3)
- 1,5-Bis[2'-hydroxyphenoxy]-3-oxapentan 2,2'-(2,2'-oxybis(ethane-2,1-diyl)bis(oxy))diphenol 23116-94-1 (CAS 23116-94-1)
- Methyl 2-(4-(4-hydroxyphenoxy)-3-iodophenyl)acetate (CAS 471248-25-6)
- 3-(4-Hydroxyphenoxy)-5-(trifluoromethyl)picolinonitrile (CAS 338791-69-8)
- 1,4-Bis(4-hydroxyphenoxy)butane (CAS 101848-49-1)
Recommended Standards
- 128139-51-5 2,2'-((2-((Carboxymethyl)(2-((carboxymethyl)amino)-ethyl)amino)ethyl)azanediyl)diacetic acid 3476AD C12H21N3O8 (CAS 128139-51-5)
- (R)-2-((tert-Butoxycarbonyl)amino)-3-(4-cyano-2-nitrophenyl)propanoic acid (CAS 1447616-03-6)
- 127074-39-9 2-Nitro-N-(2-nitrophenyl)-N-phenyl-benzenamine Bis-(2-nitrophenyl)phenylamine (CAS 127074-39-9)
- (S)-2-((tert-Butoxycarbonyl)amino)-3-(4-cyano-2-nitrophenyl)propanoic acid (CAS 1447616-11-6)
- 2-Bromo-2-cyclopentylacetyl chloride (CAS 99644-87-8)
- (E)-2,4,6-Trimethoxystyryl 4-Methoxy-3-Nitrobenzyl sulfone (CAS 592542-52-4)
- 4-Ethylmorpholine-2-carboxylic acid (CAS 939979-52-9)
- 2-Hydroxyethyl azetidine-1-carboxylate (CAS 118217-70-2)
- Velneprit (CAS 342577-38-2)
- N-(sec-Butyl)acetamide (CAS 1189-05-5)
- N-Nitroso-(R,R)-Formoterol (CAS CATO-C4X-152584)
- 1-(1-Ethynylcyclopropyl)-2-fluorobenzene (CAS 1378830-93-3)
- 2-(6-Phenyl-4-(trifluoromethyl)pyridin-2-yl)phenol (CAS 710354-96-4)
- Amyloid Precursor Frameshift Mutant C-Terminal Peptide trifluoroacetate salt (CAS 189125-14-2)
Why CATO?
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