Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Patent
1999-12-03
2000-07-04
Siegel, Alan
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
570129, 570143, 570183, 570208, 568585, 568628, 568632, 585411, 564308, C07C21100
Patent
active
06084132&
ABSTRACT:
Fluorescent dyes which fluoresce in a variety of colors are produced from substituted and un-substituted 6-ring and 8-ring aromatic diketones by reductive alkylation with alkyl halides in the presence of zinc.
REFERENCES:
patent: 4486587 (1984-12-01), Seybold
patent: 5958780 (1999-09-01), Asher et al.
Rogerson Thomas D.
Rohm and Haas Company
Siegel Alan
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