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A Novel Heteroaromatic System: 2,1,3‐Benzothiadiazinylium Derivatives
Author(s) -
Kosbahn Wolfgang,
Schäfer Helmut
Publication year - 1977
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.197707801
Subject(s) - chemistry , bond , combinatorial chemistry , business , finance
2,1,3‐Benzothiadiazinylium cations of type (1) , which have now been synthesized for the first time, formally represent a transition between the purely inorganic cations S 4 N 3 + , S 4 N 4 2+ , S 5 N 5 +and the organic thiapyrylium cations. The (N‐1)S bond functions as dienophile.