C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 1/08 (2006.01) C07C 317/14 (2006.01) C07C 323/64 (2006.01) C07C 323/65 (2006.01) C07C 323/66 (2006.01) C07D 295/26 (2006.01) C07F 15/04 (2006.01) C07F 15/06 (2006.01) G11B 7/24 (2006.01)
Patent
CA 2219796
A novel substituted benzenedithiol metal complex represented by the general formula (1) is provided. The substituted benzenedithiol metal complex is useful as a singlet oxygen quencher and as an optical data recording medium per se. (see formula 1) wherein M is a transition metal; A+ is a quaternary ammonium group; and R is an organic group selected from the group consisting of organic groups represented by the formulae (i), (ii), (iii) and (iv): (see formula i) (wherein R1 is an alkyl group having 1 to 4 carbon atoms), (see formula ii) (wherein n is 3, 4 or 5), (see formulas iii and iv) (wherein R2 is one of a hydrogen atom and a substitutent having 1 to 4 carbon atoms).
Hirako Kazuyoshi
Kimura Satoshi
Suzuki Michio
Fetherstonhaugh & Co.
Sumitomo Seika Chemicals Co. Ltd.
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