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    Bis(2,4,6-Trimethylbenzoyl)Phenylphosphine Oxide
CAS: 162881-26-7 | C26H27O3P
2D Structure
3D Structure
Loading 3D structure...
Basic Information
                            CAS Registry Number:
                            162881-26-7
                        
                        
                            Molecular Formula:
                            C26H27O3P
                        
                        
                        
                        
                        
                            Molecular Weight:
                            418.4730000000001 g/mol
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                    Names and Synonyms:
                                    Bis(2,4,6-Trimethylbenzoyl)Phenylphosphine Oxide
                                    
                                
                                
                                
                                    Methanone, 1,1′-(phenylphosphinylidene)bis[1-(2,4,6-trimethylphenyl)-
                                    
                                
                                
                                
                                    Phosphine oxide, phenylbis(2,4,6-trimethylbenzoyl)-
                                    
                                
                                
                                
                                    1,1′-(Phenylphosphinylidene)bis[1-(2,4,6-trimethylphenyl)methanone]
                                    
                                
                                
                                
                                    Bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide
                                    
                                
                                
                                
                                    Irgacure 819
                                    
                                
                                
                                
                                    CGI 819XF
                                    
                                
                                
                                
                                    Irgacure I 819
                                    
                                
                                
                                
                                    Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide
                                    
                                
                                
                                
                                    Ciba 819
                                    
                                
                                
                                
                                    Irgacure 801
                                    
                                
                                
                                
                                    I 819
                                    
                                
                                
                                
                                    Irgacure 919
                                    
                                
                                
                                
                                    IRG 819
                                    
                                
                                
                                
                                    Irgacure 819DW
                                    
                                
                                
                                
                                    1,1′-(Phenylphosphinylidene)bis[(2,4,6-trimethylphenyl)methanone]
                                    
                                
                                
                                
                                    Darocur 819
                                    
                                
                                
                                
                                    Chivacure 789
                                    
                                
                                
                                
                                    Photoinitiator 819
                                    
                                
                                
                                
                                    BAPO
                                    
                                
                                
                                
                                    IC 819
                                    
                                
                                
                                
                                    Speedcure 819
                                    
                                
                                
                                
                                    819DW
                                    
                                
                                
                                
                                    Boxing 819
                                    
                                
                                
                                
                                    BASF 819
                                    
                                
                                
                                
                                    JRCure 1109
                                    
                                
                                
                                
                                    XBPO
                                    
                                
                                
                                
                                    Photoinitiator 850
                                    
                                
                                
                                
                                    Photocuring agent 819
                                    
                                
                                
                                
                                    Omnirad 380
                                    
                                
                                
                                
                                    Keycure 981
                                    
                                
                                
                                
                                    Lunacure 900
                                    
                                
                                
                                
                                    Ryoji 819
                                    
                                
                                
                                
                                    [Phenyl-(2,4,6-trimethylbenzoyl)phosphoryl]-(2,4,6-trimethylphenyl)methanone
                                    
                                
                                
                                
                                    (Phenylphosphoryl)bis(mesitylmethanone)
                                    
                                
                                
                                
                                    SB-PI 719
                                    
                                
                                
                                
                                    Omnirad 819
                                    
                                
                                
                                
                                    P 2312
                                    
                                
                                
                                
                                    Doublecure 1819
                                    
                                
                                
                                
                                    GR-XBPO
                                    
                                
                                
                                
                                    Photoinitiator 898
                                    
                                
                                
                                
                                    UV-Cure 819
                                    
                                
                                
                                
                                    Daido UV-Cure 819
                                    
                                
                                
                                
                                    IGM 819
                                    
                                
                                
                                
                                    PI 819
                                    
                                
                                
                                
                                    Omnirad 819DW
                                    
                                
                                
                                
                                    IR 819
                                    
                                
                                
                            Identifiers:
SMILES:
Cc1cc(C)c(C(=O)P(=O)(C(=O)c2c(C)cc(C)cc2C)c2ccccc2)c(C)c1
                                
                            InChI:
InChI=1S/C26H27O3P/c1-16-12-18(3)23(19(4)13-16)25(27)30(29,22-10-8-7-9-11-22)26(28)24-20(5)14-17(2)15-21(24)6/h7-15H,1-6H3
                                
                            Spectral Data
NMR, IR, and Mass spectral data
1H NMR
        13C NMR
    Predicting NMR spectra...
    
                10 ppm
                9
                8
                7
                6
                5
                4
                3
                2
                1
                0 ppm
            
            
            
            | Shift (ppm) | Multiplicity | Integration | Assignment | 
|---|
                200 ppm
                180
                160
                140
                120
                100
                80
                60
                40
                20
                0 ppm
            
            
            
            | Shift (ppm) | DEPT | Assignment | 
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
| Category | Property | Value | Source | 
|---|---|---|---|
| Molecular | Molecular Weight | 418.4730000000001 g/mol | RDKit | 
| Exact | Exact Molecular Weight | 418.169781354 g/mol | RDKit | 
| Heavy | Heavy Atom Count | 30 count | RDKit | 
| Hydrogen | Hydrogen Bond Acceptors | 3 count | RDKit | 
| Hydrogen Bond Donors | 0 count | RDKit | |
| Rotatable | Rotatable Bonds | 5 count | RDKit | 
| Aromatic | Aromatic Ring Count | 3 count | RDKit | 
| Topological | Topological Polar Surface Area | 51.21 Ų | RDKit | 
| Physical Properties | LogP | 6.206320000000006 | RDKit | 
| molecular_mass | 418.47 g/mol | Legacy Database | |
| cas-canonical-smile | O=C(C=1C(=CC(=CC1C)C)C)P(=O)(C=2C=CC=CC2)C(=O)C=3C(=CC(=CC3C)C)C | Legacy Database | |
| cas-inchi | InChI=1S/C26H27O3P/c1-16-12-18(3)23(19(4)13-16)25(27)30(29,22-10-8-7-9-11-22)26(28)24-20(5)14-17(2)15-21(24)6/h7-15H,1-6H3 | Legacy Database | |
| cas-inchi-key | InChIKey=GUCYFKSBFREPBC-UHFFFAOYSA-N | Legacy Database | |
| cas-name | Bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide | Legacy Database | |
| Molar | Molar Refractivity | 123.64950000000002 | RDKit |