Quaternary pyridine salts useful for preparation of 4-substitute

Quaternary pyridinium compounds

Quaternary pyridinium compounds

Quaternary pyridinium compounds and uses therefor

Quaternary salts as hypoglycemic agents

Quaternary tropane ethers

Quaternized nitrogen containing compounds

Quaternized nitrogen containing compounds

Quaternized silicones

Quaternized, bridged benzimidazolylbenzimidazoles, processes for

Quaterrylenetetracarbimides

Quinacridone mixtures, process for their manufacture and their u

Quinacridone pigment

Quinaldinamide derivatives

Quinazoline compounds

Quinilone disulfide as intermediates

Quinodimethane compositions

Quinolic acid derivatives

Quinolin-, isoquinolin-, and quinazolin-oxyalkylamides and...

Quinolin-2-yl-methoxybenzylhydroxyureas