2,6-二甲基苯酚 、 3,3,3-三氟丙酮酸乙酯 在
三乙胺氮气 、 silica gel 、 ethyl acetate heptane 作用下,
以
四氯化碳 为溶剂,
反应 20.0h,
以to give the title compound as a white solid (7.96 g, yield: 84%)的产率得到4-(1-hydroxy-1-ethoxycarbonyl-2,2,2-trifluoroethyl)-2,6-dimethylphenol
A compound represented by the following general formula (1) or a salt thereof or a hydrate of the foregoing is safe while exhibiting suitable physicochemical stability, and is useful as therapeutic or prophylactic agents for diseases associated with thrombus formation.
wherein R
1a
, R
1b
, R
1c
and R
1d
each independently represent hydrogen, etc., R
2
represents optionally substituted phenyl, etc., R
3
represents optionally substituted C6-10 aryl, etc., Z
1
, Z
2
and Z
3
each independently represent hydrogen, etc., Z
4
represents hydrogen, etc. and X represents a single bond or —CO—, etc.
A compound represented by the following general formula (1) or a salt thereof or a hydrate of the foregoing is safe while exhibiting suitable physicochemical stability, and is useful as therapeutic or prophylactic agents for diseases associated with thrombus formation.
wherein R
1a
, R
1b
, R
1c
and R
1d
each independently represent hydrogen, etc., R
2
represents optionally substituted phenyl, etc., R
3
represents optionally substituted C6-10 aryl, etc., Z
1
, Z
2
and Z
3
each independently represent hydrogen, etc., Z
4
represents hydrogen, etc. and X represents a single bond or —CO—, etc.