Patent classifications
C07C233/33
Acrylamide photoinitiators
Acrylamide photoinitiators are provided, in which a photoinitiator moiety and an acrylamide are incorporated into the photoinitiator structure.
Acrylamide photoinitiators
Acrylamide photoinitiators are provided, in which a photoinitiator moiety and an acrylamide are incorporated into the photoinitiator structure.
Naphthoquinones, pro-drugs, and methods of use thereof
Provided herein are naphthoquinones compounds such as those with a hydrogen bond donating group of the formula (I): wherein: R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and n are as defined herein. Also provided herein are pharmaceutical composition of the present compounds and methods of treatment using the compounds including their use in the treatment of cancer. ##STR00001##
Naphthoquinones, pro-drugs, and methods of use thereof
Provided herein are naphthoquinones compounds such as those with a hydrogen bond donating group of the formula (I): wherein: R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and n are as defined herein. Also provided herein are pharmaceutical composition of the present compounds and methods of treatment using the compounds including their use in the treatment of cancer. ##STR00001##
TRIFLUOROMETHOXYLATION OF ARENES VIA INTRAMOLECULAR TRIFLUOROMETHOXY GROUP MIGRATION
The present invention provides a process of producing a trifluoromcthoxylated aryl or trifluoromothoxylated heteroaryl having the structure:
##STR00001## wherein A is an aryl or heteroaryl, each with or without substitution; and R.sub.1 is H, -(alkyl), -(alkenyl), -(alkynyl), -(aryl), -(heteroaryl), -(alkylaryl), -(alkylheteroaryl), NH-(alkyl), N(alkyl).sub.2, NH-(alkenyl), NH-(alkynyl) NH-(aryl), NH-(heteroaryl), O-(alkyl), O-(alkenyl), O-(alkynyl), O-(aryl), O-(heteroaryl), S-(alkyl), S-(alkenyl), S-(alkynyl), S-(aryl), or S-(heteroaryl), comprising: (a) reacting a compound having the structure:
##STR00002## with a trifluoromethylating agent in the presence of a base in a first suitable solvent under conditions to produce a compound having the structure:
##STR00003##
and (b) maintaining the compound produced in step (a) in a second suitable solvent under conditions sufficient to produce the trifluoromethoxylated aryl or trifluormethoxylated heteroaryl having the structure:
##STR00004##
TRIFLUOROMETHOXYLATION OF ARENES VIA INTRAMOLECULAR TRIFLUOROMETHOXY GROUP MIGRATION
The present invention provides a process of producing a trifluoromcthoxylated aryl or trifluoromothoxylated heteroaryl having the structure:
##STR00001## wherein A is an aryl or heteroaryl, each with or without substitution; and R.sub.1 is H, -(alkyl), -(alkenyl), -(alkynyl), -(aryl), -(heteroaryl), -(alkylaryl), -(alkylheteroaryl), NH-(alkyl), N(alkyl).sub.2, NH-(alkenyl), NH-(alkynyl) NH-(aryl), NH-(heteroaryl), O-(alkyl), O-(alkenyl), O-(alkynyl), O-(aryl), O-(heteroaryl), S-(alkyl), S-(alkenyl), S-(alkynyl), S-(aryl), or S-(heteroaryl), comprising: (a) reacting a compound having the structure:
##STR00002## with a trifluoromethylating agent in the presence of a base in a first suitable solvent under conditions to produce a compound having the structure:
##STR00003##
and (b) maintaining the compound produced in step (a) in a second suitable solvent under conditions sufficient to produce the trifluoromethoxylated aryl or trifluormethoxylated heteroaryl having the structure:
##STR00004##
COMPOSITIONS AND METHODS OF MAKING EXPANDED HEMATOPOIETIC STEM CELLS USING DERIVATIVES OF FLUORENE
This invention is directed to, inter alia, compounds, methods, systems, and compositions for the maintenance, enhancement, and expansion of hematopoietic stem cells derived from one or more sources of CD34+ cells. Sources of CD34+ cells include bone marrow, cord blood, mobilized peripheral blood, and non-mobilized peripheral blood. Also provided herein are compounds of Formula I
##STR00001##
which are useful in maintaining, enhancing, and expanding of hematopoietic stem cells.
COMPOSITIONS AND METHODS OF MAKING EXPANDED HEMATOPOIETIC STEM CELLS USING DERIVATIVES OF FLUORENE
This invention is directed to, inter alia, compounds, methods, systems, and compositions for the maintenance, enhancement, and expansion of hematopoietic stem cells derived from one or more sources of CD34+ cells. Sources of CD34+ cells include bone marrow, cord blood, mobilized peripheral blood, and non-mobilized peripheral blood. Also provided herein are compounds of Formula I
##STR00001##
which are useful in maintaining, enhancing, and expanding of hematopoietic stem cells.
Trifluoromethoylation of arenes via intramolecular trifluoromethoxy group migration
The present invention provides a process of producing a trifluoromethoxylated aryl or trifluoromethoxylated heteroaryl having the structure: ##STR00001##
wherein
A is an aryl or heteroaryl, each with or without substitution; and
R.sub.1 is H, -(alkyl), -(alkenyl), -(alkynyl), -(aryl), -(heteroaryl), -(alkylaryl), -(alkylheteroaryl), NH-(alkyl), N(alkyl).sub.2, NH-(alkenyl), NH-(alkynyl) NH-(aryl), NH-(heteroaryl), O-(alkyl), O-(alkenyl), O-(alkynyl), O-(aryl), O-(heteroaryl); S-(alkyl), S-(alkenyl), S-(alkynyl), S-(aryl), or S-(heteroaryl), comprising:
(a) reacting a compound having the structure: ##STR00002##
with a trifluoromethylating agent in the presence of a base in a first suitable solvent under conditions to produce a compound having the structure: ##STR00003##
and
(b) maintaining the compound produced in step (a) in a second suitable solvent under conditions sufficient to produce the trifluoromethoxylated aryl or trifluormethoxylated heteroaryl having the structure: ##STR00004##
Trifluoromethoylation of arenes via intramolecular trifluoromethoxy group migration
The present invention provides a process of producing a trifluoromethoxylated aryl or trifluoromethoxylated heteroaryl having the structure: ##STR00001##
wherein
A is an aryl or heteroaryl, each with or without substitution; and
R.sub.1 is H, -(alkyl), -(alkenyl), -(alkynyl), -(aryl), -(heteroaryl), -(alkylaryl), -(alkylheteroaryl), NH-(alkyl), N(alkyl).sub.2, NH-(alkenyl), NH-(alkynyl) NH-(aryl), NH-(heteroaryl), O-(alkyl), O-(alkenyl), O-(alkynyl), O-(aryl), O-(heteroaryl); S-(alkyl), S-(alkenyl), S-(alkynyl), S-(aryl), or S-(heteroaryl), comprising:
(a) reacting a compound having the structure: ##STR00002##
with a trifluoromethylating agent in the presence of a base in a first suitable solvent under conditions to produce a compound having the structure: ##STR00003##
and
(b) maintaining the compound produced in step (a) in a second suitable solvent under conditions sufficient to produce the trifluoromethoxylated aryl or trifluormethoxylated heteroaryl having the structure: ##STR00004##