NMR studies of sulphur heterocycles. II—substituent effects in the thieno[2,3-b] [1]benzothiophene and thieno[3,2-b] [1]benzothiophene systems
D. F. Ewing, D. N. Gregory, R. M. ScrowstonVolume:
6
Year:
1974
Language:
english
Pages:
5
DOI:
10.1002/mrc.1270060512
File:
PDF, 534 KB
english, 1974