Photoisomerization of trans-cyclopropane-nitriles

Details Photoisomerization of trans-cyclopropane-nitriles Photoisomerization of trans-cyclopropane-nitriles

1982-07-08

1983-12-20

Williams, Howard S.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

B01J 1912

Patent

active

044216181

ABSTRACT:
Trans-cyclopropane-nitriles of the following general formula: ##STR1## can be converted into the corresponding cis-form by irradiating the trans-compound with light of wave-length in the range 260-450 nanometers in the presence of a photo-sensitizer the triplet state energy of which is in the range 220-330 kilojoules per mole.

REFERENCES:
patent: 3496080 (1970-02-01), Harris
J.C.S. Perkins, 1980, pp. 728 through 732.

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