130505-99-6Relevant articles and documents
NOVEL BROMOLACTONIZATION USING A DIMETHYL SULFOXIDE-TRIMETHYLSILYL BROMIDE-AMINE SYSTEM; UNUSUAL CIS-ADDITION OF TRANS-6-SUBSTITUTED 3-CYCLOHEXENE-1-CARBOXYLIC ACIDS
Iwata, Chuzo,Tanaka, Akira,Mizuno, Hiroaki,Miyashita, Kazuyuki
, p. 987 - 991 (1990)
A novel method for bromolactonization using a dimethyl sulfoxide-trimethylsilyl bromide-amine system and the first example for halolactonization in the mode of cis-addition are described.
Dimethyl Sulfoxide-Trimethylsilyl Bromide-Amine System as a Bromonium Ion Source Containing a Potential Internal Nucleophile; Unusual Bromolactonization of Cyclohex-3-enecarboxylic Acid Derivatives
Miyashita, Kazuyuki,Tanaka, Akira,Mizuno, Hiroaki,Tanaka, Masahiro,Iwata, Chuzo
, p. 847 - 852 (2007/10/02)
Bromo lactones have been successfully obtained from unsaturated carboxylic acids by employing a dimethyl sulfoxide-trimethylsilyl bromide-amine system.The characteristic feature of this system is that unusual cis-addition and cyclisation of the sterically