A Di‐π‐Methane Rearrangement in the Photolysis of a 4‐Oxa‐steroidal α,β‐Unsaturated Enol‐lactone . Photochemical reactions VIII | Zendy

Vallet José Alberto | Zendy; Boix José | Zendy; Bonet JuanJulio | Zendy; Briansó Marie Claire | Zendy; Miravitlles Carlos | Zendy; Briansó José Luis | Zendy

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A Di‐π‐Methane Rearrangement in the Photolysis of a 4‐Oxa‐steroidal α,β‐Unsaturated Enol‐lactone . Photochemical reactions VIII

Author(s) -

Vallet José Alberto,

Boix José,

Bonet JuanJulio,

Briansó Marie Claire,

Miravitlles Carlos,

Briansó José Luis

Publication year - 1978

Publication title -

helvetica chimica acta

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.74

H-Index - 82

eISSN - 1522-2675

pISSN - 0018-019X

DOI - 10.1002/hlca.19780610330

Subject(s) - chemistry , enol , photodissociation , methane , photochemistry , lactone , irradiation , enone , medicinal chemistry , organic chemistry , catalysis , physics , nuclear physics

The irradiation of 17β‐acetoxy‐4‐oxa‐1,5‐androstadien‐3‐one ( 12 ) yielded the two stereoisomeric spiro‐lactones 13 and 14 , which result from a di‐π‐methane photorearrangement. A third product, the oxa‐anthrasteroid 15 , was also isolated ( Scheme 3 ).

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