1-(2-Methoxy-ethoxy)-2,3-dinitro-benzene 在
氩 、 钯 、 甲醇 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以to give pure 3-(2-Methoxy-ethoxy)-benzene-1,2-diamine as a brown oil的产率得到3-(2-methoxyethoxy)benzene-1,2-diamine
The invention relates to compounds of formula (I), wherein R
1
, R
2
, R
1a
, R
2a
, R
3
, R
4
, A, B, X, W and n are as defined in the description, and pharmaceutically acceptable salts of such compounds. These compounds are useful as calcium channel blockers.
The invention relates to compounds of formula (I), wherein R1, R2, R1a, R2a, R3, R4, A, B, X, W and n are as defined in the description, and pharmaceutically acceptable salts of such compounds. These compounds are useful as calcium channel blockers.