IP Library Granted Patent US 11,142,501
Granted Patent B2
US 11,142,501 · App. 17/174,450 · Granted Oct 12, 2021

Prodrugs of monomethyl fumarate

Inventor: Sundeep Dugar (San Jose, CA)
Assignee: Ixchel Pharma, Inc.
C07D213/82C07D213/80
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Quick Facts
Patent No.
US 11,142,501
App. No.
17/174,450
Granted
Oct 12, 2021
Kind
B2
Abstract

Provided herein are novel monomethyl fumarate prodrugs.

Claims (11)

1. A compound according to the following formula:

and, optionally, wherein the counterion iodine is substituted with acetate, benzoate, bitartrate, bromide, chloride, citrate, estolate, fumarate, gluceptate, gluconate, lactate, lactobionate, malate, maleate, mandelate, mesylate, methyl sulfate, mucate, nitrate, phosphate, diphosphate, stearate, succinate, sulfate, tartrate, tosylate, or valerate.

2. The compound of claim 1 , wherein the compound is

and, optionally, wherein the counterion iodine is substituted with acetate, benzoate, bitartrate, bromide, chloride, citrate, estolate, fumarate, gluceptate, gluconate, lactate, lactobionate, malate, maleate, mandelate, mesylate, methyl sulfate, mucate, nitrate, phosphate, diphosphate, stearate, succinate, sulfate, tartrate, tosylate, or valerate.

3. The compound of claim 1 , wherein the compound is

and, optionally, wherein the counterion iodine is substituted with acetate, benzoate, bitartrate, bromide, chloride, citrate, estolate, fumarate, gluceptate, gluconate, lactate, lactobionate, malate, maleate, mandelate, mesylate, methyl sulfate, mucate, nitrate, phosphate, diphosphate, stearate, succinate, sulfate, tartrate, tosylate, or valerate.

4. The compound of claim 1 , wherein the compound is

and, optionally, wherein the counterion iodine is substituted with acetate, benzoate, bitartrate, bromide, chloride, citrate, estolate, fumarate, gluceptate, gluconate, lactate, lactobionate, malate, maleate, mandelate, mesylate, methyl sulfate, mucate, nitrate, phosphate, diphosphate, stearate, succinate, sulfate, tartrate, tosylate, or valerate.

5. A compound according to the following formula:

6. A compound according to the following formula:

and, optionally, wherein the counterion iodine is substituted with acetate, benzoate, bitartrate, bromide, chloride, citrate, estolate, fumarate, gluceptate, gluconate, lactate, lactobionate, malate, maleate, mandelate, mesylate, methyl sulfate, mucate, nitrate, phosphate, diphosphate, stearate, succinate, sulfate, tartrate, tosylate, or valerate.

Assignments (3)
CHANGE OF NAME Recorded Sep 25, 2023
From: IXCHEL PHARMA, INC.
To: MYTO THERAPEUTICS, INC.
Reel/Frame 065020/0419 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 31, 2021
From: IXCHEL PHARMA, LLC
To: IXCHEL PHARMA, INC.
Reel/Frame 057339/0235 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 2, 2021
From: DUGAR, SUNDEEP
To: IXCHEL PHARMA, LLC
Reel/Frame 056413/0010 →
Continuity (3)
Continuation PCTUS2020028302 · Apr 15, 2020
Provisional Application 62835115 · Apr 17, 2019
Related Publication 20210163414A1 · Jun 3, 2021