... MIYAKE, NORIO TADA, MINORU HIRATA and YOSHIKAZU OKA Central Research Division, Takeda Chemical Industries, Ltd ... Chemistry The synthesis of the trans-2-(N—substituted amino)-l,2,3,4-tetrahydronaphthalen—l ... 7.5) 4.6 (7) 4.9 (8) 4.9 (8) 4.6 (7) 4.8 (7.5) 5.0 (5) 132 Vol. ...