The invention relates to a method for (I) producing a carboxylic ester of formula (I). Said method comprises the steps of: a) bringing an organosilane/borane of formula Si or B into contact with CO.sub.2, in the presence of a catalyst and an electrophilic compound of formula (III), the groups R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, Y, and M′ being as defined in claim 1; and optionally b) recovering the compound of formula (I) produced.

##STR00001##

The present invention relates to novel 4-substituted pyridine-2,6-dicarboxylic acid derivatives, compounds of formula I, wherein R.sup.1 and R.sup.2 are defined herein. The compounds of formula I are useful for making pharmaceutical compositions to treat proliferative diseases. The present invention also relates to concise methods for preparing compounds of formula I that may be performed under mild reaction conditions.

The present invention relates to novel 4-substituted pyridine-2,6-dicarboxylic acid derivatives, compounds of formula I, wherein R.sup.1 and R.sup.2 are defined herein. The compounds of formula I are useful for making pharmaceutical compositions to treat proliferative diseases. The present invention also relates to concise methods for preparing compounds of formula I that may be performed under mild reaction conditions.

Provided herein are solid forms comprising {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino} acetic acid, compositions comprising the solid forms, methods of making the solid forms and methods of their use for the treatment of various diseases and/or disorders.

Provided herein are solid forms comprising {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino} acetic acid, compositions comprising the solid forms, methods of making the solid forms and methods of their use for the treatment of various diseases and/or disorders.

The invention provides methods of chemical synthesis of the pharmacological agent 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethyl pyridine-3-carboxylate, also called CV-8972. The methods entail formation of a free base form of 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethanol, also called CV-8814, as intermediate without producing a salt form of CV-8814.

The invention provides methods of chemical synthesis of the pharmacological agent 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethyl pyridine-3-carboxylate, also called CV-8972. The methods entail formation of a free base form of 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethanol, also called CV-8814, as intermediate without producing a salt form of CV-8814.

Provided herein are methods and compositions for preventing or treating aging, or an aging-related disorder, a disorder associated with inflammation, or for modulating an immune response in a subject in need thereof. In some embodiments, the methods comprise administering to the subject an effective amount of a compound of Formulas I-XIII.

The invention provides methods of chemical synthesis of the pharmacological agent 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethyl pyridine-3-carboxylate, also called CV-8972. The methods entail formation of a free base form of 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethanol, also called CV-8814, as intermediate without producing a salt form of CV-8814.

The invention provides methods of chemical synthesis of the pharmacological agent 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethyl pyridine-3-carboxylate, also called CV-8972. The methods entail formation of a free base form of 2-[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]ethanol, also called CV-8814, as intermediate without producing a salt form of CV-8814.