((Dimethylamino)oxy)diphenylphosphine oxide CAS 83575-89-7
| CAS No. | 83575-89-7 |
| Molecular Formula | C14H16NO2P |
| Molecular Weight | 261.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage, ((Dimethylamino)oxy)diphenylphosphine oxide is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 261.26 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
((Dimethylamino)oxy)diphenylphosphine oxide (CAS 83575-89-7), molecular formula C14H16NO2P and molecular weight 261.26 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), ((Dimethylamino)oxy)diphenylphosphine oxide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H16NO2P |
| Molecular Weight | 261.26 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
Related Dimethylamino Standards
- Ethyl 7-(dimethylamino)-2-oxo-2H-chromene-3-carboxylate (CAS 55804-64-3)
- Ethyl 3-(4-(dimethylamino)phenyl)-1,2,4-oxadiazole-5-carboxylate (CAS 1081148-89-1)
- (3Z)-3-[(Dimethylamino)methylidene]-1-(4-nitrophenyl)pyrrolidin-2-one (CAS 343375-74-6)
- 2-[(Dimethylamino)methylene]-5-(4-fluorophenyl)-1,3-cyclohexanedione (CAS 1030419-83-0)
- (E)-3-(dimethylamino)-1-(3-fluoro-5-(trifluoromethyl)phenyl)prop-2-en-1-one (CAS 154258-42-1)
- (E)-3-(dimethylamino)-1-(2-fluoro-4-(trifluoromethyl)phenyl)prop-2-en-1-one (CAS 860649-00-9)
- 4-((Dimethylamino)methyl)-7-propoxy-2H-chromen-2-one (CAS 351194-17-7)
- 3-(Dimethylamino)-N-(3-methylisothiazol-5-yl)benzamide (CAS 1207052-17-2)
Recommended Standards
- (2R,3R)-1-benzyl-3-fluoro-2-(trifluoromethyl)piperidine (CAS 1782959-06-1)
- 2-((1H-1,2,4-triazol-5-yl)thio)-2-(4-nitrophenyl)acetonitrile (CAS 477865-29-5)
- (2S,3R)-1-benzyl-3-fluoro-2-(trifluoromethyl)piperidine (CAS 1782959-05-0)
- 3-Nitro-4-(pyrimidin-2-ylsulfanyl)benzaldehyde (CAS 663206-26-6)
- (S)-3-(((9H-Fluoren-9-yl)methyl)thio)-2-aminopropanoic acid (CAS 257288-48-5)
- 3-Ethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)aniline (CAS 2681395-74-2)
- (3-(Amino(3-methoxyphenyl)methyl)-1H-1,2,4-triazol-5-yl)methanol (CAS 1713462-21-5)
- 4-Methoxycarbonylphenylboronic acid pinacol ester (CAS 17136-80-0)
- 10-Bromo-2-iodo-6,7-dihydro-5H-5,7-methanobenzo[c]imidazo[1,2-a]azepine (CAS 1451085-24-7)
- (2-Amino-1H-benzo[d]imidazol-5-yl)methanol (CAS 58842-66-3)
- (2-Amino-3-phenyl-propyl)-carbamic acid tert-butyl ester (CAS 943323-35-1)
- Ethyl imidazo[2,1-a]isoquinoline-2-carboxylate (CAS 69707-18-2)
- (2-Bromoethylidene)cyclohexane (CAS 932-86-5)
- Liraglutide Impurity 15 TFA Salt (CAS CATO-C4X-199215)
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