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Volumn 4, Issue 7, 1998, Pages 1275-1280

Photohomolysis and photoionization of substituted tetraphenylethanes and C - C fragmentation of 1,1,2,2-tetra(p-R-phenyl)ethane radical cations (R = H, CH3, OCH3, Cl)

Author keywords

Carbocations; Photochemistry; Radical ions; Radicals reaction mechanisms

Indexed keywords

ABSORPTION SPECTROSCOPY; CHEMICAL BONDS; ETHANOL; IONS; PARAFFINS; PHOTOIONIZATION; PHOTOLYSIS; SOLUTIONS; SOLVENTS;

EID: 0032127118     PISSN: 09476539     EISSN: None     Source Type: Journal    
DOI: 10.1002/(sici)1521-3765(19980710)4:7<1275::aid-chem1275>3.0.co;2-x     Document Type: Article
Times cited : (15)

References (42)
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    • In principle, deprotonation from the sidechain is an additional possibility. However, in this case there was no evidence for this reaction
    • In principle, deprotonation from the sidechain is an additional possibility. However, in this case there was no evidence for this reaction.
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    • note
    • 2 (saturated) led to considerably smaller values of α (indicating some absorption at 466 nm due to radical) and to a decrease in amplitude of the cation.
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    • The corresponding cation, showing a maximum at 390 nm with little absorbance at 490 nm. was prepared in concentrated acid from an acetal precursor
    • The corresponding cation, showing a maximum at 390 nm with little absorbance at 490 nm. was prepared in concentrated acid from an acetal precursor.


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