C07C39/28

Method for preparing substituted styrene derivatives

The present invention relates to a method for preparing substituted styrene derivatives.

METHOD FOR PREPARING SUBSTITUTED STYRENE DERIVATIVES
20190177256 · 2019-06-13 ·

The present invention relates to a method for preparing substituted styrene derivatives.

METHOD FOR PREPARING SUBSTITUTED STYRENE DERIVATIVES
20190177256 · 2019-06-13 ·

The present invention relates to a method for preparing substituted styrene derivatives.

Process for producing 2,5-dihalophenolethers

The present invention relates to a process for providing a compound of formula (IV): ##STR00001##
wherein R.sup.1 and R.sup.2 are each independently C.sub.1-C.sub.4 alkyl, and Hal is independently Cl or Br, the process comprising the steps of: (i) reacting a compound of formula (II) ##STR00002##
wherein R.sup.1 and Hal is defined as above, to obtain a compound of formula (III) ##STR00003##
wherein R.sup.1 and Hal is defined as above, and (ii) reacting the compound of formula (III) to obtain the compound of formula (IV).

Process for producing 2,5-dihalophenolethers

The present invention relates to a process for providing a compound of formula (IV): ##STR00001##
wherein R.sup.1 and R.sup.2 are each independently C.sub.1-C.sub.4 alkyl, and Hal is independently Cl or Br, the process comprising the steps of: (i) reacting a compound of formula (II) ##STR00002##
wherein R.sup.1 and Hal is defined as above, to obtain a compound of formula (III) ##STR00003##
wherein R.sup.1 and Hal is defined as above, and (ii) reacting the compound of formula (III) to obtain the compound of formula (IV).

PROCESS FOR PREPARING 3-CHLORO-2-VINYLPHENYLSULFONATES

The present invention relates to a new process for preparing 3-chloro-2-vinylphenylsulfonate derivatives.

PROCESS FOR PREPARING 3-CHLORO-2-VINYLPHENYLSULFONATES

The present invention relates to a new process for preparing 3-chloro-2-vinylphenylsulfonate derivatives.

2,5-DIALKYL-4-H/HALO/ETHER-PHENOL COMPOUNDS

The present disclosure provides phenolic compounds useful in the treatment of neurological conditions such as convulsions and tremors, having the structure of Formula (I):

##STR00001##

wherein R.sup.2, R.sup.4, & R.sup.5, are as defined in the detailed description; pharmaceutical compositions comprising at least one of the compounds; and methods for treating neurological conditions.

2,5-DIALKYL-4-H/HALO/ETHER-PHENOL COMPOUNDS

The present disclosure provides phenolic compounds useful in the treatment of neurological conditions such as convulsions and tremors, having the structure of Formula (I):

##STR00001##

wherein R.sup.2, R.sup.4, & R.sup.5, are as defined in the detailed description; pharmaceutical compositions comprising at least one of the compounds; and methods for treating neurological conditions.

2,5-dialkyl-4-H/halo/ether-phenol compounds

The present disclosure provides phenolic compounds useful in the treatment of neurological conditions such as convulsions and tremors, having the structure of Formula (I): ##STR00001##
wherein R.sup.2, R.sup.4, & R.sup.5, are as defined in the detailed description; pharmaceutical compositions comprising at least one of the compounds; and methods for treating neurological conditions.