2-(Diphenylphosphoryl)-N-ethylacetamide CAS 117107-52-5
| CAS No. | 117107-52-5 |
| Molecular Formula | C16H18NO2P |
| Molecular Weight | 287.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(Diphenylphosphoryl)-N-ethylacetamide is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(Diphenylphosphoryl)-N-ethylacetamide (CAS 117107-52-5) is a high-purity analytical reference standard with the molecular formula C16H18NO2P and a molecular weight of 287.29 g/mol.
Based on its molecular formula C16H18NO2P, 2-(Diphenylphosphoryl)-N-ethylacetamide contains a nitrogen-containing heterocyclic scaffold, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 287.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C16H18NO2P |
| Molecular Weight | 287.29 g/mol |
| Appearance | Pale yellow to 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) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Diphenylphosphoryl Standards
- 2-(Diphenylphosphoryl)-N,N-dimethylacetamide (CAS 405266-23-1)
- 1-(Diphenylphosphoryl)pentan-3-one (CAS 69803-57-2)
- 2-(Diphenylphosphoryl)-3-methylbutanal (CAS 85464-10-4)
- Ethyl 2-(diphenylphosphoryl)acetate (CAS 6361-05-3)
- (S)-2-((Diphenylphosphoryl)amino)propanoic acid (CAS 62056-87-5)
- 2-(Diphenylphosphoryl)succinonitrile (CAS 922729-84-8)
- (diphenylphosphoryl)methanesulfonamide (CAS 2455521-73-8)
- 2-(Diphenylphosphoryl)-3,3-dimethylbutanenitrile (CAS 62970-03-0)
Recommended Standards
- 1-(2-Aminoethyl)-5-(2-fluorobenzyl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (CAS 1105197-02-1)
- (2-(2-Nitrophenyl)thiazolo[5,4-b]pyridin-6-yl)methanol (CAS 1231952-71-8)
- 1-(2-Aminoethyl)-5-(3-fluorobenzyl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (CAS 1105196-92-6)
- 7-(Methylthio)-1-phenyl-1H-pyrimido-[4,5-d][1,3]oxazine-2,4-dione (CAS 1253789-66-0)
- (R)-2-amino-2-(4-bromo-3-chlorophenyl)ethan-1-ol (CAS 1212828-53-9)
- (S)-4-((3,6-dibromo-9H-carbazol-9-yl)methyl)-2-methyl-4,5-dihydrooxazole (CAS 2357079-96-8)
- tert-Butyl N-(Propan-2-yl)carbamate (CAS 51170-55-9)
- 4-(4-Methoxyphenyl)thiomorpholine-3,5-dione 1-oxide (CAS 338421-02-6)
- 2-benzyl-2-ethylpyrrolidine hydrochloride (CAS 1955547-96-2)
- Methyl 2-[(5-chloro-1-methyl-3-phenyl-1H-pyrazol-4-yl)formamido]-2-phenylacetate (CAS 1008999-57-2)
- 2-(Propylsulfanyl)-4-(trifluoromethyl)-5H,6H,7H,8H,9H,10H-cycloocta[b]pyridine-3-carbonitrile (CAS 626228-66-8)
- 5-Bromo-1-methoxy-2,3-dimethylbenzene (CAS 335428-75-6)
- (S)-1-(3-fluoro-5-methylphenyl)butan-1-amine (CAS 1213867-36-7)
- Heme iron polypeptide(Hematin) (CAS 14875-96-8)
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