189001-13-6Relevant articles and documents
Process development of a disease-modifying antirheumatic drug, TAK-603, based on optimization of Friedel-Crafts reaction and selective substitution of a triazole ring
Mizuno, Masahiro,Inagaki, Atsushi,Yamashita, Makoto,Soma, Norie,Maeda, Yoshiharu,Nakatani, Hiroshi
, p. 4065 - 4070 (2007/10/03)
A practical method for the preparation of TAK-603, an antirheumatic drug, has been developed. As a result of optimizing the Friedel-Crafts reaction in the presence of SnCl4/POCl3, 2-aminobenzophenone skeleton, the key intermediate of