Synthesis of benzaldehydes

Details Synthesis of benzaldehydes Synthesis of benzaldehydes

1978-09-27

1980-06-03

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2604381, 2604385R, 430225, 568426, 568437, 568442, C07C 6806, C07C 4500, G03C 554

Patent

active

042061393

ABSTRACT:
Novel benzaldehydes of the formula: ##STR1## Where n.sup.1 is the integer 1-8 and each OR.sup.1 group is hydroxy or a protective group which can be converted or removed to provide the dihydroxyphenyl moiety.
The benzaldehydes are particularly useful as intermediates in the preparation of yellow azomethine dye developers.

REFERENCES:
patent: 3544545 (1970-12-01), Idelson
patent: 3563739 (1971-02-01), Idelson
patent: 3597200 (1971-08-01), Idelson
patent: 3629336 (1971-12-01), Idelson
patent: 3705184 (1972-12-01), Goulston et al.
patent: 3752836 (1973-08-01), Idelson
patent: 3770833 (1973-11-01), Bader et al.

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