Facile preparative redox chemistry of bis(4-dialkylaminophenyl)squaraine dyes

Tetrahedron Letters

Volumn 43, Issue 43, 2002, Pages 7669-7671

  Griffiths, John ^a   Park, Sooyoul ^a  

^a UNIVERSITY OF LEEDS   (United Kingdom)

Author keywords

Cyclobutenone; Leuco squaraine; Redox reactions; Squaraine dye

Indexed keywords

ALKALI; BENZENE DERIVATIVE; CARBOXYLIC ACID DERIVATIVE; DYE; KETONE DERIVATIVE; WATER;

ARTICLE; CHEMICAL REACTION; COLUMN CHROMATOGRAPHY; NUCLEAR MAGNETIC RESONANCE; OXIDATION REDUCTION REACTION; SOLUBILITY;

EID: 0037152267     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(02)01857-9     Document Type: Article

References (16)

1. Chemistry and Applications of Leuco Dyes; Muthyala, R., Ed.; Plenum: New York, 1997.
2. Zollinger H., Iqbal A. Color Chemistry. 2001;Wiley-VCH/Weinheim, Cambridge.
3. Law K.-Y., Bailey F.C. J. Imaging Sci. 31:1987;172-177.
4. Kazmaler P.M., Burt R., Law K.-Y. J. Phys. Chem. 92:1988;4226-4231.
5. Merritt V.Y., Hovel H.J. Appl. Phys. Lett. 29:1976;414-415.
6. Tam A.C. Appl. Phys. Lett. 37:1980;978-981.
7. Infrared Absorbing Dyes; Matsuoka, M., Ed.; Plenum: New York, 1990.
8. Ashwell G.J., Jefferies G., Hamilton D.G., Lynch D.E., Roberts M.P.S., Bahra G.S., Brown C.R. Nature. 375:1995;385-388.
9. Piechowski A.P., Bird G.R., Morel D.L., Stogryn E.L. J. Phys. Chem. 88:1984;934-950.
10. Das S., Thomas K.G., Thomas K.J., George M.V., Bedja I., Kamat P.V. Anal. Proc. 32:1995;213-215.
11. Kamat P.V., Das S., Thomas K.G., Manapuratha V. J. Phys. Chem. 96:1992;195-199.
12. 1H NMR spectroscopy and/or elemental analysis.
13. 3) 7.78 (d, J 8.5, 2H), 7.22 (d, J 8.5, 2H), 7.05 (d, J 8.5, 2H), 6.88 (d, J 8.5,2H), 4.30 (s, H), 3.49 (q, J 7.0, 4H), 3.36 (q, J 7.0, 4H), 1.13 (t, J 7.0, 6H), 1.10 (t, J 7.0, 6H).
14. Law K.-Y. J. Phys. Chem. 91:1987;5184-5193.
15. 3) 7.62 (d, J 8.5, 2H), 7.11 (d, J 8.5, 2H), 6.65 (d, J 7.4, 4H), 4.70 (s, H), 3.93 (s, 3H), 3.35 (m, 8H), 1.15 (m, 12H).
16. Hamilton, A. L.; West, R. M.; Briggs, M. S. J.; Cummins, W. J.; Bruce, I. E. WO 97/40104, 1997.