440676-07-3

Upstream product

• 26458-74-2 quinuclidin-4-ol 
• 20585-39-1 (2R)-2-Cyclohexyl-2-hydroxy-2-phenylacetic acid 
• 530-62-1 1,1'-carbonyldiimidazole 

Relevant academic research and scientific papers

NEW QUATERNIZED QUINUCLIDINE ESTERS

Compounds of formula (1) wherein the different substituents and/or radicals have the values defined in the claims. The invention also relates to a process for the preparation of said compounds, to pharmaceutical compositions comprising them, as well as to combinations of said compounds with other compounds which are active in the treatment of respiratory, urological or gastrointestinal disorders or diseases. Finally the invention also relates to the use of the compounds of formula (I) for the treatment of respiratory, urological or gastrointestinal disorders or diseases.

Novel quinuclidine derivatives and medicinal compositions containing the same

A compound of formula (I), wherein B is a phenyl ring, a 5 to 10 membered heteroaromatic group containing one or more heteroatoms, or a naphthalenyl, 5,6,7,8-tetrahydronaphthalenyl, benzo[1,3]dioxolyl, or biphenyl group; R1, R2 and R3 each independently represent a hydrogen or halogen atom, or a hydroxy group, a phenyl group, —OR7, —SR7, —NR7R8, —NHCOR7, —CONR7R8, —CN, —NO2, —COOR7 or CF3 group, or a strait or branched, substituted or unsubstituted lower alkyl group, wherein R7 and R8 each independently represent a hydrogen atom, a straight or branched lower alkyl group, or together form an alicyclic ring; or R1 and R2 together form an aromatic or alicyclic ring or a heterocyclic group. n is an integer from 0 to 4; A represents a group selected from —CH2—, —CH═CR9—, —CR9═CH—, —CR9R10—, —CO—, —O—, —S—, —S(O)—, —S(O)2— and NR9, wherein R9 and R10 each independently represent a hydrogen atom, a straight or branched lower alkyl group, or together form an alicyclic ring; m is an integer from 0 to 8, provided that when m=0, A is not —CH2—; p is an integer from 1 to 2 and the substitution in the azonia bicyclic ring may be in the 2, 3 or 4 position including all possible configurations of the asymmetric carbons; R4 represents a group of structure: (Formulae II) wherein R11 represents a hydrogen or halogen atom, a hydroxy group, an alkoxy group, a nitro group, a cyano group, —CO2R12 or —NR12R13, wherein R12 and R13 are identical or different and are selected from hydrogen and straight or branched lower alkyl groups, or a straight or branched, substituted or unsubstituted lower alkyl group; R5 represents an alkyl group of 1 to 7 carbon atoms, an alkenyl group containing 2 to 7 carbon atoms, or a group of formula (III) wherein q=1 or 2 and R11 iss a defined above; R6 represents a hydrogen atom, a hydroxy group, a methyl group or a —CH2OH group; and X? represents a pharmaceutically acceptable anion of a mono or polyvalent acid.