2-(Phenyl(tosyl)phosphino)aniline CAS 915314-53-3
| CAS No. | 915314-53-3 |
| Molecular Formula | C19H18NO2PS |
| Molecular Weight | 355.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C19H18NO2PS, 2-(Phenyl(tosyl)phosphino)aniline contains a steroid core, an amide group, a sulfone group, organophosphorus functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 355.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
2-(Phenyl(tosyl)phosphino)aniline (CAS 915314-53-3), molecular formula C19H18NO2PS and molecular weight 355.39 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), 2-(Phenyl(tosyl)phosphino)aniline 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 | C19H18NO2PS |
| Molecular Weight | 355.39 g/mol |
| 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) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Phenyl Standards
- 1-Benzyl-6-tosyl-1,6-diazaspiro[3.3]Heptan-2-one (CAS 1263296-91-8)
- 1-Benzyl-6-tosyl-1,6-diazaspiro[3.3]Heptan-3-one (CAS 1349199-71-8)
- N-(2-(1-Tosyl-1H-indol-3-yl)ethyl)acetamide (CAS 919787-20-5)
- 8-Methyl-7-tosyl-[1,3]dioxolo[4,5-g]quinolin-6(5H)-one (CAS 933196-42-0)
- 1-Benzyl-6-tosyl-1,6-diazaspiro[3.3]Heptan-3-amine (CAS 1349199-73-0)
- N-Tosyl-L-alanyloxyindole (CAS 75062-54-3)
- Tosyl-L-tryptophan (CAS 67850-42-4)
- 1-Benzyl-6-tosyl-1,6-diazaspiro[3.3]Heptan-3-ol (CAS 1349199-70-7)
Recommended Standards
- 2-(3-(9H-Xanthen-9-yl)-1H-indol-1-yl)acetic acid (CAS 53924-18-8)
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- 2-(2,6-dioxo-3-piperidyl)-5-(hex-5-enylamino)isoindoline-1,3-dione (CAS 2504915-11-9)
- 3-(3-(2-Methylbenzoyl)-1H-pyrrolo[2,3-b]pyridin-4-yl)benzamide (CAS 858119-01-4)
- [(2R)-2-(tert-butoxycarbonylamino)propyl] 4-methylbenzenesulfonate (CAS 352705-03-4)
- 2,3-Dimethoxy-6-nitrobenzoic acid (CAS 72517-26-1)
- (2-Thiomorpholinopyridin-4-yl)methanol (CAS 898289-25-3)
- 2-(4-(Dimethylamino)pyridin-2-yl)-6-methylpyrimidin-4-ol (CAS 1416439-12-7)
- (4-(2-(1H-Pyrazol-1-yl)ethyl)piperazin-1-yl)(benzo[d]thiazol-6-yl)methanone (CAS 1334375-62-0)
- Octadecyl 3-(3,5-Di-Tert-Butyl-4-Hydroxyphenyl)Propionate (CAS 2082-79-3)
- 3-(tert-Butylthio)-2-methyl-6-(pyrrolidin-1-yl)pyridine (CAS 1355229-20-7)
- N-(4-(1-((5-Chloro-6-ethylpyrimidin-4-yl)amino)ethyl)phenyl)acetamide (CAS 921604-26-4)
- 2-Bromo-5-(bromomethyl)-6-(difluoromethyl)-3-methylpyridine (CAS 1805930-32-8)
- Tirzepatide Impurity 48 (CAS CATO-C4X-324048)
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