Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1978-07-17
1980-10-21
Helfin, Bernard
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
C07C 4542, C07C 4543
Patent
active
042293804
ABSTRACT:
3-Phenoxybenzaldehyde is prepared by adding, at a relatively low temperature, a mixture of a 3-phenoxybenzyl halide and a 3-phenoxybenzal halide to a mixture of hexamethylenetetramine, acetic acid and water, the amounts of the water and acid bearing certain relationships to the amount of the mixture of halides, then heating the resulting mixture to a specified temperature level and maintaining it at that level for a specified period of time.
REFERENCES:
patent: 4085147 (1978-04-01), Rosinger et al.
patent: 4108904 (1978-08-01), Brown et al.
Hougen & Watson, Chemical Process Principles, Part III, Kinetics & Catalysis (1947) pp. 883-885.
Colby Thomas H.
Smutny Edgar J.
Helfin Bernard
Shell Oil Company
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