Process for the manufacture of cyano-substituted stilbene compou

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260240D, 260465K, 25230122, 25230135, 427158, C07D30778, C07D30779

Patent

active

040082245

ABSTRACT:
A new process for the manufacture of cyano-substituted stilbene compounds, new stilbene compounds as well as their use as fluorescent brighteners or as intermediates for the manufacture of fluorescent brighteners are provided.

REFERENCES:
patent: 3459744 (1969-08-01), Dorlars et al.
patent: 3577411 (1971-05-01), Liechti et al.
patent: 3697513 (1972-10-01), Siegrist
patent: 3830848 (1974-08-01), Siegrist
Becker, J. Org. Chem. 29 (1964), p. 2891.

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