Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1975-03-21
1976-12-07
Helfin, Bernard
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260623H, 260566A, C07C 4500
Patent
active
039962911
ABSTRACT:
Production of 4-hydroxy-3,5-dibromobenzaldehyde reacting p-cresol with bromine, converting the 2,6-dibromo-p-cresol obtained as the first reaction product into 4-hydroxy-3,5-dibromobenzal bromide by further bromination and hydrolysing the latter.
REFERENCES:
patent: 3641158 (1972-02-01), Deinet et al.
Ruderman, Ind. & Eng. Chem., Anal. Ed., vol. 18 (1946) 753-759.
Dietrich Henri
Kallen Jorg
Seifert Gottfried
Ciba-Geigy Corporation
Falber Harry
Helfin Bernard
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