Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1984-07-13
1986-10-21
Hollrah, Glennon H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D20912
Patent
active
046186840
ABSTRACT:
3-[(Alkoxy)(aryl or heteroaryl)methyl]-1H-indoles which are useful as color formers in pressure-sensitive carbonless duplicating systems and thermal marking systems are prepared by reacting 3-[(arylsulfonyl)(aryl or heteroaryl)methyl]-1H-indoles with alcohols in the presence of a base.
REFERENCES:
patent: 3684510 (1972-08-01), Psaar et al.
patent: 3958815 (1976-05-01), Poot et al.
M. Scholtz, Chem. Ber. 46, 2138-2146 (1913).
Hung William M.
Schmidt Paul J.
DuPont Paul E.
Hollrah Glennon H.
Springer D. B.
The Hilton-Davis Chemical Co.
Wyatt B. Woodrow
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