3,4-Dihydro-2-iodomethyl-2,5,7,8-tetramethyl-2H-1-benzopyrans

Details 3,4-Dihydro-2-iodomethyl-2,5,7,8-tetramethyl-2H-1-benzopyrans 3,4-Dihydro-2-iodomethyl-2,5,7,8-tetramethyl-2H-1-benzopyrans

1996-03-06

1997-09-02

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549408, C07D31158

Patent

active

056633890

ABSTRACT:
The present invention refers to compounds having a benzopyranic structure of general formula I ##STR1## wherein R represents a hydrogen atom or an acyl group, useful as intermediates in the synthesis of vitamin E and of other compounds having benzopyranic structure endowed with properties inhibiting the formation of organic peroxides and therefore having antioxidizing activity, and to the process for their preparation.

REFERENCES:
patent: 5313007 (1994-05-01), Laffan

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