DEUTERIUM-ENRICHED ELTROMBOPAG
The present application describes deuterium-enriched eltrombopag, pharmaceutically acceptable salt forms thereof, and methods of treating using the same.
1 . A deuterium-enriched compound of formula I or a pharmaceutically acceptable salt thereof:
wherein R 1 -R 22 are independently selected from H and D; and
the abundance of deuterium in R 1 -R 22 is at least 5%.
2 . A deuterium-enriched compound of claim 1 , wherein the abundance of deuterium in R 1 -R 22 is selected from at least 5%, at least 6%, at least 15%, at least 19%, at least 26%, at least 32%, at least 39%, at least 45%, at least 52%, at least 58%, at least 65%, at least 71%, at least 77%, at least 84%, at least 90%, at least 97%, and 100%.
3 . A deuterium-enriched compound of claim 1 , wherein the abundance of deuterium in R 1 -R 3 is selected from at least 33%, at least 67%, and 100%.
4 . A deuterium-enriched compound of claim 1 , wherein the abundance of deuterium in R 4 -R 5 and R 12 is selected from at least 33%, at least 67%, and 100%.
5 . A deuterium-enriched compound of claim 1 , wherein the abundance of deuterium in R 6 -R 11 is selected from at least 17%, at least 33%, at least 50%, at least 67%, at least 83%, and 100%.
6 . A deuterium-enriched compound of claim 1 , wherein the abundance of deuterium in R 13 -R 15 is selected from at least 33%, at least 67%, and 100%.
7 . A deuterium-enriched compound of claim 1 , wherein the abundance of deuterium in R 16 -R 18 is selected from at least 33%, at least 67%, and 100%.
8 . A deuterium-enriched compound of claim 1 , wherein the abundance of deuterium in R 19 -R 22 is selected from at least 25%, at least 50%, at least 75%, and 100%.
9 . A deuterium-enriched compound of claim 1 , wherein the compound is selected from compounds 1-7 of Table 1:
10 . A deuterium-enriched compound of claim 1 , wherein the compound is selected from compounds 8-14 of Table 2:
11 . An isolated deuterium-enriched compound of formula I or a pharmaceutically acceptable salt thereof:
wherein R 1 -R 22 are independently selected from H and D; and
the abundance of deuterium in R 1 -R 22 is at least 5%.
12 . An isolated deuterium-enriched compound of claim 11 , wherein the abundance of deuterium in R 1 -R 22 is selected from at least 5%, at least 6%, at least 15%, at least 19%, at least 26%, at least 32%, at least 39%, at least 45%, at least 52%, at least 58%, at least 65%, at least 71%, at least 77%, at least 84%, at least 90%, at least 97%, and 100%.
13 . An isolated deuterium-enriched compound of claim 11 , wherein the abundance of deuterium in R 1 -R 3 is selected from at least 33%, at least 67%, and 100%.
14 . An isolated deuterium-enriched compound of claim 11 , wherein the compound is selected from compounds 1-7 of Table 1.
15 . An isolated deuterium-enriched compound of claim 11 , wherein the compound is selected from compounds 8-14 of Table 2.
16 . A mixture of deuterium-enriched compounds of formula I or a pharmaceutically acceptable salt thereof:
wherein R 1 -R 22 are independently selected from H and D; and
the abundance of deuterium in R 1 -R 22 is at least 5%.
17 . A mixture of deuterium-enriched compound of claim 16 , wherein the compound is selected from compounds 1-7 of Table 1.
18 . A mixture of deuterium-enriched compound of claim 16 , wherein the compound is selected from compounds 8-14 of Table 2.
19 . A pharmaceutical composition, comprising: a pharmaceutically acceptable carrier and a therapeutically effective amount of a compound of claim 1 or a pharmaceutically acceptable salt form thereof.
20 . A method for treating Immune Thrombocytopenic Purpura comprising: administering, to a patient in need thereof, a therapeutically effective amount of a compound of claim 1 or a pharmaceutically acceptable salt form thereof.