Substituted berbines and their synthesis
View Patent ↗The present invention provides substituted berbines, processes for the synthesis of substituted berbine compounds, as well as intermediates used in the synthesis of substituted berbine compounds. Also provided are methods for using the substituted berbines to inhibit cancer cell growth.
1. A compound of Formula (V-1):
wherein:
R 1 R 2 , R 3 , and R 4 independently are hydrogen, halogen, OR 15 , NR 15 N 16 , nitro, cyano, thiol, hydrocarbyl, substituted hydrocarbyl, or together R 2 and R 3 along with the ring carbons to which they are attached form a ring comprising {—}O(CH 2 ) n O{—};
R 5 , R 6 , R 7 , and R 8 independently are hydrogen, halogen, OR 15 , NR 15 N 16 , nitro, cyano, thiol, hydrocarbyl, substituted hydrocarbyl, or together R 6 and R 7 along with the ring carbons to which they are attached form a ring comprising {—}O(CH 2 ) n O{—}; provided that at least two of R 6 , R 7 , and R 8 are other than methoxy;
R 9 , R 10 , R 11 , and R 12 independently are hydrogen, hydrocarbyl, or substituted hydrocarbyl;
R 21 , R 22 , R 23 , R 24 , and R 25 independently are hydrogen, halogen, OR 15 , NR 15 N 16 , nitro, cyano, thiol, hydrocarbyl, or substituted hydrocarbyl;
R 15 and R 16 independently are hydrogen, hydrocarbyl, or substituted hydrocarbyl;
m is an integer of 0;
n is an integer from 1 to 3; and
the dashed lines represent optional double bonds.
2. The compound of claim 1 , wherein each of R 1 , R 4 , R 9 , R 10 , R 11 , and R 12 is hydrogen; R 2 and R 3 independently are hydrogen, halogen, hydroxy, alkyoxy, alkyl or together R 2 and R 3 form {—}O—CH 2 —O{—}; R 5 and R 8 independently are hydrogen, halogen, hydroxy, alkoxy, or alkyl; R 6 and R 7 independently are hydrogen, halogen, hydroxy, alkoxy, alkyl, aryloxy, substituted aryloxy, nitro, amino, amine, or amide; and R 21 , R 22 , R 23 , R 24 , and R 25 independently are hydrogen, halogen, hydroxy, alkoxy, alkyl, nitro, amino, or amine.
3. The compound of claim 1 , wherein the compound has Formula (V-1a):
wherein:
R 2 is hydroxy or alkyoxy and R 3 is hydrogen, or together R 2 and R 3 form {—}O—CH 2 —O{—};
R 5 and R 8 independently are hydrogen, halogen, hydroxy, alkoxy, or alkyl;
R 6 and R 7 independently hydrogen, halogen, hydroxy, alkyoxy, alkyl aryloxy, substituted aryloxy, nitro, amino, amine, or amide;
R 20 is hydrogen, halogen, hydroxy, alkoxy, alkyl, nitro, amino, or amine; and
m is 0.
4. The compound of claim 1 , wherein the compound has Formula (V-1b):
wherein:
R 2 is hydroxy or alkyoxy and R 3 is hydrogen, or together R 2 and R 3 form {—}O—CH 2 —O{—};
R 5 and R 8 independently are hydrogen, halogen, hydroxy, alkoxy, or alkyl;
R 6 and R 7 independently hydrogen, halogen, hydroxy, alkyoxy, alkyl aryloxy, substituted aryloxy, nitro, amino, amine, or amide;
R 20 is hydrogen, halogen, hydroxy, alkoxy, alkyl, nitro, amino, or amine; and
m is 0.
5. The compound of claim 1 , wherein the compound is chosen from the following compounds:
wherein:
R 2 is hydroxy or alkyoxy and R 3 is hydrogen, or together R 2 and R 3 form {—}O—CH 2 —O{—}
R 14 is alkyl or substituted alkyl.
R 15 is hydrogen or C 1 -C 6 alkyl;
X is halogen; and
Y and Z independently are hydrogen, halogen, hydroxy, alkoxy, alkyl, nitro, amino, or amine.