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The Dihydrocorphinol → Corrin Ring Contraction: A Potentially Biomimetic Mode of Formation of the Corrin Structure
Author(s) -
Rasetti Vittorio,
Hilpert Kurt,
Fässler Alexander,
Pfaltz Andreas,
Eschenmoser Albert
Publication year - 1981
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198110581
Subject(s) - corrin , contraction (grammar) , chemistry , diradical , ring (chemistry) , physics , philosophy , organic chemistry , atomic physics , linguistics , singlet state , excited state
The structural types 20‐corphinol (1) , 1,19‐secocorrin (2) and 19‐acetyl‐l‐methylcorrin (3) are kinetically readily interconvertible; a secocorrin diradical of the type (4) assumes the role of a “transit structure”.
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