FeCl3-catalyzed Ritter reaction. Synthesis of amides
摘要:
A safe and inexpensive synthesis of amides, from benzylic alcohols and nitriles and from t-butyl acetate and nitriles, using a Ritter reaction catalyzed by FeCl3 center dot 6H(2)O is described. (C) 2009 Elsevier Ltd. All rights reserved.
The invention relates to compounds of formula I
wherein R
1
, R
2
, R
4
, R
a
, R
b
, R
c
, R
e
, A*, W
1
, W
2
and W
3
are as defined in claim
16
, for the treatment of CXCR3 related diseases.
A safe and inexpensive synthesis of amides, from benzylic alcohols and nitriles and from t-butyl acetate and nitriles, using a Ritter reaction catalyzed by FeCl3 center dot 6H(2)O is described. (C) 2009 Elsevier Ltd. All rights reserved.