Disclosed are a monomer for a hardmask composition represented by the following Chemical Formula 1, a hardmask composition including the monomer, and a method of forming a pattern using the same. ##STR00001##
In Chemical Formula 1, A, A′, L and n are the same as in the detailed description.

The present application discloses methods for the efficient preparation of high purity compounds of the Formula I, and their methods of use. ##STR00001##

The present application discloses methods for the efficient preparation of high purity compounds of the Formula I, and their methods of use. ##STR00001##

The present invention relates to a process for the preparation of crisaborole of formula (I): ##STR00001##
by preparing intermediates of formulas (II) and (III): ##STR00002##

The present invention relates to a process for the preparation of crisaborole of formula (I):

##STR00001##

by preparing intermediates of formulas (II) and (III):

##STR00002##

The present application discloses methods for the efficient preparation of high purity compounds of the Formula I, and their methods of use.

##STR00001##

The present application discloses methods for the efficient preparation of high purity compounds of the Formula I, and their methods of use.

##STR00001##

The present invention relates to a process for the preparation of crisaborole of formula (I):

##STR00001##

by preparing intermediates of formulas (II) and (III):

##STR00002##

The present application discloses methods for the efficient preparation of high purity compounds of the Formula I, and their methods of use. ##STR00001## Also disclosed herein are pharmaceutical compositions comprising a therapeutically effective amount of a menaquinol compound as disclosed above, or a mixture thereof, and a pharmaceutically acceptable excipient, wherein the composition is effective for the treatment of a condition associated with vitamin K selected from for the treatment of osteoporosis and arteriosclerosis.

The present application discloses methods for the efficient preparation of high purity compounds of the Formula I, and their methods of use. ##STR00001## Also disclosed herein are pharmaceutical compositions comprising a therapeutically effective amount of a menaquinol compound as disclosed above, or a mixture thereof, and a pharmaceutically acceptable excipient, wherein the composition is effective for the treatment of a condition associated with vitamin K selected from for the treatment of osteoporosis and arteriosclerosis.